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gbase_contributors
2021-12-15 14:48:26 +08:00
parent 563f695d09
commit fdcb76eaa2
53 changed files with 12244 additions and 187 deletions
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32
Providers/FreeSql.Provider.GBase/Curd/GBaseDelete.cs Normal file
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using FreeSql.Internal;
using System;
using System.Collections.Generic;
using System.Data;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace FreeSql.GBase.Curd
{
class GBaseDelete<T1> : Internal.CommonProvider.DeleteProvider<T1>
{
public GBaseDelete(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere)
: base(orm, commonUtils, commonExpression, dywhere)
{
}
public override List<T1> ExecuteDeleted()
{
throw new NotImplementedException();
}
#if net40
#else
public override Task<List<T1>> ExecuteDeletedAsync(CancellationToken cancellationToken = default)
{
throw new NotImplementedException();
}
#endif
}
}

155
Providers/FreeSql.Provider.GBase/Curd/GBaseInsert.cs Normal file
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using FreeSql.Internal;
using FreeSql.Internal.Model;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Common;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace FreeSql.GBase.Curd
{
class GBaseInsert<T1> : Internal.CommonProvider.InsertProvider<T1> where T1 : class
{
public GBaseInsert(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression)
: base(orm, commonUtils, commonExpression)
{
}
public override int ExecuteAffrows() => base.SplitExecuteAffrows(_batchValuesLimit > 0 ? _batchValuesLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999);
public override long ExecuteIdentity() => base.SplitExecuteIdentity(_batchValuesLimit > 0 ? _batchValuesLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999);
public override List<T1> ExecuteInserted() => base.SplitExecuteInserted(1, 999);
public override string ToSql()
{
if (_source?.Count <= 1) return base.ToSqlValuesOrSelectUnionAll();
var sql = base.ToSqlValuesOrSelectUnionAllExtension102(false, null, (rowd, idx, sb) => sb.Append(" FROM dual"));
var validx = sql.IndexOf(") SELECT ");
if (validx == -1) throw new ArgumentException("找不到 SELECT");
return new StringBuilder()
.Insert(0, sql.Substring(0, validx + 1))
.Append("\r\nSELECT * FROM (\r\n")
.Append(sql.Substring(validx + 1))
.Append("\r\n) ftbtmp")
.ToString();
}
protected override long RawExecuteIdentity()
{
var sql = this.ToSql();
if (string.IsNullOrEmpty(sql)) return 0;
var identityType = _table.Primarys.Where(a => a.Attribute.IsIdentity).FirstOrDefault()?.CsType.NullableTypeOrThis();
var identitySql = "";
if (identityType != null)
{
if (identityType == typeof(int) || identityType == typeof(uint)) identitySql = "SELECT dbinfo('sqlca.sqlerrd1') FROM dual";
else if (identityType == typeof(long) || identityType == typeof(ulong)) identitySql = "SELECT dbinfo('serial8') FROM dual";
}
var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, string.Concat(sql, $"; {identitySql};"), _params);
_orm.Aop.CurdBeforeHandler?.Invoke(this, before);
long ret = 0;
Exception exception = null;
var isUseConnection = _connection != null;
try
{
if (isUseConnection == false)
{
using (var conn = _orm.Ado.MasterPool.Get())
{
_connection = conn.Value;
_orm.Ado.ExecuteNonQuery(_connection, _transaction, CommandType.Text, sql, _commandTimeout, _params);
if (string.IsNullOrWhiteSpace(identitySql) == false)
long.TryParse(string.Concat(_orm.Ado.ExecuteScalar(_connection, _transaction, CommandType.Text, identitySql, _commandTimeout, _params)), out ret);
}
}
else
{
_orm.Ado.ExecuteNonQuery(_connection, _transaction, CommandType.Text, sql, _commandTimeout, _params);
if (string.IsNullOrWhiteSpace(identitySql) == false)
long.TryParse(string.Concat(_orm.Ado.ExecuteScalar(_connection, _transaction, CommandType.Text, identitySql, _commandTimeout, _params)), out ret);
}
}
catch (Exception ex)
{
exception = ex;
throw ex;
}
finally
{
if (isUseConnection == false) _connection = null;
var after = new Aop.CurdAfterEventArgs(before, exception, ret);
_orm.Aop.CurdAfterHandler?.Invoke(this, after);
}
return ret;
}
protected override List<T1> RawExecuteInserted()
{
throw new NotImplementedException();
}
#if net40
#else
public override Task<int> ExecuteAffrowsAsync(CancellationToken cancellationToken = default) => base.SplitExecuteAffrowsAsync(_batchValuesLimit > 0 ? _batchValuesLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999, cancellationToken);
public override Task<long> ExecuteIdentityAsync(CancellationToken cancellationToken = default) => base.SplitExecuteIdentityAsync(_batchValuesLimit > 0 ? _batchValuesLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999, cancellationToken);
public override Task<List<T1>> ExecuteInsertedAsync(CancellationToken cancellationToken = default) => base.SplitExecuteInsertedAsync(1, 1000, cancellationToken);
async protected override Task<long> RawExecuteIdentityAsync(CancellationToken cancellationToken = default)
{
var sql = this.ToSql();
if (string.IsNullOrEmpty(sql)) return 0;
var identityType = _table.Primarys.Where(a => a.Attribute.IsIdentity).FirstOrDefault()?.CsType.NullableTypeOrThis();
var identitySql = "";
if (identityType != null)
{
if (identityType == typeof(int) || identityType == typeof(uint)) identitySql = "SELECT dbinfo('sqlca.sqlerrd1') FROM dual";
else if (identityType == typeof(long) || identityType == typeof(ulong)) identitySql = "SELECT dbinfo('serial8') FROM dual";
}
var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, string.Concat(sql, $"; {identitySql};"), _params);
_orm.Aop.CurdBeforeHandler?.Invoke(this, before);
long ret = 0;
Exception exception = null;
var isUseConnection = _connection != null;
try
{
if (isUseConnection == false)
{
using (var conn = await _orm.Ado.MasterPool.GetAsync())
{
_connection = conn.Value;
await _orm.Ado.ExecuteNonQueryAsync(_connection, _transaction, CommandType.Text, sql, _commandTimeout, _params);
if (string.IsNullOrWhiteSpace(identitySql) == false)
long.TryParse(string.Concat(await _orm.Ado.ExecuteScalarAsync(_connection, _transaction, CommandType.Text, identitySql, _commandTimeout, _params)), out ret);
}
}
else
{
await _orm.Ado.ExecuteNonQueryAsync(_connection, _transaction, CommandType.Text, sql, _commandTimeout, _params);
if (string.IsNullOrWhiteSpace(identitySql) == false)
long.TryParse(string.Concat(await _orm.Ado.ExecuteScalarAsync(_connection, _transaction, CommandType.Text, identitySql, _commandTimeout, _params)), out ret);
}
}
catch (Exception ex)
{
exception = ex;
throw ex;
}
finally
{
if (isUseConnection == false) _connection = null;
var after = new Aop.CurdAfterEventArgs(before, exception, ret);
_orm.Aop.CurdAfterHandler?.Invoke(this, after);
}
return ret;
}
protected override Task<List<T1>> RawExecuteInsertedAsync(CancellationToken cancellationToken = default)
{
throw new NotImplementedException();
}
#endif
}
}

72
Providers/FreeSql.Provider.GBase/Curd/GBaseInsertOrUpdate.cs Normal file
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using FreeSql.Internal;
using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Linq;
using System.Text;
namespace FreeSql.GBase.Curd
{
class GBaseInsertOrUpdate<T1> : Internal.CommonProvider.InsertOrUpdateProvider<T1> where T1 : class
{
public GBaseInsertOrUpdate(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression)
: base(orm, commonUtils, commonExpression)
{
}
public override string ToSql()
{
if (_source?.Any() != true) return null;
var sqls = new string[2];
var dbParams = new List<DbParameter>();
var ds = SplitSourceByIdentityValueIsNull(_source);
if (ds.Item1.Any()) sqls[0] = getMergeSql(ds.Item1);
if (ds.Item2.Any()) sqls[1] = getInsertSql(ds.Item2);
_params = dbParams.ToArray();
if (ds.Item2.Any() == false) return sqls[0];
if (ds.Item1.Any() == false) return sqls[1];
return string.Join("\r\n\r\n;\r\n\r\n", sqls);
string getMergeSql(List<T1> data)
{
if (_table.Primarys.Any() == false) throw new Exception($"InsertOrUpdate 功能执行 merge into 要求实体类 {_table.CsName} 必须有主键");
var sb = new StringBuilder().Append("MERGE INTO ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" t1 \r\nUSING (");
WriteSourceSelectUnionAll(data, sb, dbParams);
sb.Append(" ) t2 ON (").Append(string.Join(" AND ", _table.Primarys.Select(a => $"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(") \r\n");
var cols = _table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true && _updateIgnore.ContainsKey(a.Attribute.Name) == false);
if (_doNothing == false && cols.Any())
sb.Append("WHEN MATCHED THEN \r\n")
.Append(" update set ").Append(string.Join(", ", cols.Select(a =>
a.Attribute.IsVersion && a.Attribute.MapType != typeof(byte[]) ?
$"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} + 1" :
$"t1.{_commonUtils.QuoteSqlName(a.Attribute.Name)} = t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"
))).Append(" \r\n");
cols = _table.Columns.Values.Where(a => a.Attribute.CanInsert == true);
if (cols.Any())
sb.Append("WHEN NOT MATCHED THEN \r\n")
.Append(" insert (").Append(string.Join(", ", cols.Select(a => _commonUtils.QuoteSqlName(a.Attribute.Name)))).Append(") \r\n")
.Append(" values (").Append(string.Join(", ", cols.Select(a => $"t2.{_commonUtils.QuoteSqlName(a.Attribute.Name)}"))).Append(")");
return sb.ToString();
}
string getInsertSql(List<T1> data)
{
var insert = _orm.Insert<T1>()
.AsTable(_tableRule).AsType(_table.Type)
.WithConnection(_connection)
.WithTransaction(_transaction)
.NoneParameter(true) as Internal.CommonProvider.InsertProvider<T1>;
insert._source = data;
var sql = insert.ToSql();
if (string.IsNullOrEmpty(sql)) return null;
if (insert._params?.Any() == true) dbParams.AddRange(insert._params);
return sql;
}
}
}
}

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Providers/FreeSql.Provider.GBase/Curd/GBaseSelect.cs Normal file
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using FreeSql.Internal;
using FreeSql.Internal.Model;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
namespace FreeSql.GBase.Curd
{
class GBaseSelect<T1> : FreeSql.Internal.CommonProvider.Select1Provider<T1>
{
internal static string ToSqlStatic(CommonUtils _commonUtils, CommonExpression _commonExpression, string _select, bool _distinct, string field, StringBuilder _join, StringBuilder _where, string _groupby, string _having, string _orderby, int _skip, int _limit, List<SelectTableInfo> _tables, List<Dictionary<Type, string>> tbUnions, Func<Type, string, string> _aliasRule, string _tosqlAppendContent, List<GlobalFilter.Item> _whereGlobalFilter, IFreeSql _orm)
{
if (_orm.CodeFirst.IsAutoSyncStructure)
_orm.CodeFirst.SyncStructure(_tables.Select(a => a.Table.Type).ToArray());
if (_whereGlobalFilter.Any())
foreach (var tb in _tables.Where(a => a.Type != SelectTableInfoType.Parent))
tb.Cascade = _commonExpression.GetWhereCascadeSql(tb, _whereGlobalFilter, true);
var sb = new StringBuilder();
var tbUnionsGt0 = tbUnions.Count > 1;
for (var tbUnionsIdx = 0; tbUnionsIdx < tbUnions.Count; tbUnionsIdx++)
{
if (tbUnionsIdx > 0) sb.Append(" \r\n\r\nUNION ALL\r\n\r\n");
if (tbUnionsGt0) sb.Append(_select).Append(" * from (");
var tbUnion = tbUnions[tbUnionsIdx];
var sbnav = new StringBuilder();
sb.Append(_select);
if (_limit > 0 && _skip > 0) sb.Append("SKIP ").Append(_skip).Append(" FIRST ").Append(_limit).Append(" ");
else if (_skip > 0) sb.Append("SKIP ").Append(_skip).Append(" ");
else if (_limit > 0) sb.Append("FIRST ").Append(_limit).Append(" ");
if (_distinct) sb.Append("DISTINCT ");
sb.Append(field).Append(" \r\nFROM ");
var tbsjoin = _tables.Where(a => a.Type != SelectTableInfoType.From).ToArray();
var tbsfrom = _tables.Where(a => a.Type == SelectTableInfoType.From).ToArray();
for (var a = 0; a < tbsfrom.Length; a++)
{
sb.Append(_commonUtils.QuoteSqlName(tbUnion[tbsfrom[a].Table.Type])).Append(" ").Append(_aliasRule?.Invoke(tbsfrom[a].Table.Type, tbsfrom[a].Alias) ?? tbsfrom[a].Alias);
if (tbsjoin.Length > 0)
{
//如果存在 join 查询，则处理 from t1, t2 改为 from t1 inner join t2 on 1 = 1
for (var b = 1; b < tbsfrom.Length; b++)
{
sb.Append(" \r\nLEFT JOIN ").Append(_commonUtils.QuoteSqlName(tbUnion[tbsfrom[b].Table.Type])).Append(" ").Append(_aliasRule?.Invoke(tbsfrom[b].Table.Type, tbsfrom[b].Alias) ?? tbsfrom[b].Alias);
if (string.IsNullOrEmpty(tbsfrom[b].NavigateCondition) && string.IsNullOrEmpty(tbsfrom[b].On) && string.IsNullOrEmpty(tbsfrom[b].Cascade)) sb.Append(" ON 1 = 1");
else
{
var onSql = tbsfrom[b].NavigateCondition ?? tbsfrom[b].On;
sb.Append(" ON ").Append(onSql);
if (string.IsNullOrEmpty(tbsfrom[b].Cascade) == false)
{
if (string.IsNullOrEmpty(onSql)) sb.Append(tbsfrom[b].Cascade);
else sb.Append(" AND ").Append(tbsfrom[b].Cascade);
}
}
}
break;
}
else
{
if (!string.IsNullOrEmpty(tbsfrom[a].NavigateCondition)) sbnav.Append(" AND (").Append(tbsfrom[a].NavigateCondition).Append(")");
if (!string.IsNullOrEmpty(tbsfrom[a].On)) sbnav.Append(" AND (").Append(tbsfrom[a].On).Append(")");
if (a > 0 && !string.IsNullOrEmpty(tbsfrom[a].Cascade)) sbnav.Append(" AND ").Append(tbsfrom[a].Cascade);
}
if (a < tbsfrom.Length - 1) sb.Append(", ");
}
foreach (var tb in tbsjoin)
{
if (tb.Type == SelectTableInfoType.Parent) continue;
switch (tb.Type)
{
case SelectTableInfoType.LeftJoin:
sb.Append(" \r\nLEFT JOIN ");
break;
case SelectTableInfoType.InnerJoin:
sb.Append(" \r\nINNER JOIN ");
break;
case SelectTableInfoType.RightJoin:
sb.Append(" \r\nRIGHT JOIN ");
break;
}
sb.Append(_commonUtils.QuoteSqlName(tbUnion[tb.Table.Type])).Append(" ").Append(_aliasRule?.Invoke(tb.Table.Type, tb.Alias) ?? tb.Alias).Append(" ON ").Append(tb.On ?? tb.NavigateCondition);
if (!string.IsNullOrEmpty(tb.Cascade)) sb.Append(" AND ").Append(tb.Cascade);
if (!string.IsNullOrEmpty(tb.On) && !string.IsNullOrEmpty(tb.NavigateCondition)) sbnav.Append(" AND (").Append(tb.NavigateCondition).Append(")");
}
if (_join.Length > 0) sb.Append(_join);
sbnav.Append(_where);
if (!string.IsNullOrEmpty(_tables[0].Cascade))
sbnav.Append(" AND ").Append(_tables[0].Cascade);
if (sbnav.Length > 0)
{
sb.Append(" \r\nWHERE ").Append(sbnav.Remove(0, 5));
}
if (string.IsNullOrEmpty(_groupby) == false)
{
sb.Append(_groupby);
if (string.IsNullOrEmpty(_having) == false)
sb.Append(" \r\nHAVING ").Append(_having.Substring(5));
}
sb.Append(_orderby);
sbnav.Clear();
if (tbUnionsGt0) sb.Append(") ftb");
}
return sb.Append(_tosqlAppendContent).ToString();
}
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override ISelect<T1, T2> From<T2>(Expression<Func<ISelectFromExpression<T1>, T2, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3> From<T2, T3>(Expression<Func<ISelectFromExpression<T1>, T2, T3, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4> From<T2, T3, T4>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5> From<T2, T3, T4, T5>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6> From<T2, T3, T4, T5, T6>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7> From<T2, T3, T4, T5, T6, T7>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8> From<T2, T3, T4, T5, T6, T7, T8>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> From<T2, T3, T4, T5, T6, T7, T8, T9>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> From<T2, T3, T4, T5, T6, T7, T8, T9, T10>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> From<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> From<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> From<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> From<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> From<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16> From<T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16>(_orm, _commonUtils, _commonExpression, null); GBaseSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
public override string ToSql(string field = null) => ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2> : FreeSql.Internal.CommonProvider.Select2Provider<T1, T2> where T2 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3> : FreeSql.Internal.CommonProvider.Select3Provider<T1, T2, T3> where T2 : class where T3 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4> : FreeSql.Internal.CommonProvider.Select4Provider<T1, T2, T3, T4> where T2 : class where T3 : class where T4 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5> : FreeSql.Internal.CommonProvider.Select5Provider<T1, T2, T3, T4, T5> where T2 : class where T3 : class where T4 : class where T5 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6> : FreeSql.Internal.CommonProvider.Select6Provider<T1, T2, T3, T4, T5, T6> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7> : FreeSql.Internal.CommonProvider.Select7Provider<T1, T2, T3, T4, T5, T6, T7> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8> : FreeSql.Internal.CommonProvider.Select8Provider<T1, T2, T3, T4, T5, T6, T7, T8> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> : FreeSql.Internal.CommonProvider.Select9Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> : FreeSql.Internal.CommonProvider.Select10Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> : FreeSql.Internal.CommonProvider.Select11Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class where T11 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> : FreeSql.Internal.CommonProvider.Select12Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class where T11 : class where T12 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> : FreeSql.Internal.CommonProvider.Select13Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class where T11 : class where T12 : class where T13 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> : FreeSql.Internal.CommonProvider.Select14Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class where T11 : class where T12 : class where T13 : class where T14 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> : FreeSql.Internal.CommonProvider.Select15Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class where T11 : class where T12 : class where T13 : class where T14 : class where T15 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
class GBaseSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16> : FreeSql.Internal.CommonProvider.Select16Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16> where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class where T11 : class where T12 : class where T13 : class where T14 : class where T15 : class where T16 : class
{
public GBaseSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
public override string ToSql(string field = null) => GBaseSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereGlobalFilter, _orm);
}
}

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Providers/FreeSql.Provider.GBase/Curd/GBaseUpdate.cs Normal file
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using FreeSql.Internal;
using FreeSql.Internal.Model;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
namespace FreeSql.GBase.Curd
{
class GBaseUpdate<T1> : Internal.CommonProvider.UpdateProvider<T1>
{
public GBaseUpdate(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere)
: base(orm, commonUtils, commonExpression, dywhere)
{
}
public override int ExecuteAffrows() => base.SplitExecuteAffrows(_batchRowsLimit > 0 ? _batchRowsLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999);
public override List<T1> ExecuteUpdated() => base.SplitExecuteUpdated(_batchRowsLimit > 0 ? _batchRowsLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999);
protected override List<T1> RawExecuteUpdated()
{
throw new NotImplementedException();
}
protected override void ToSqlCase(StringBuilder caseWhen, ColumnInfo[] primarys)
{
if (primarys.Length == 1)
{
var pk = primarys.First();
caseWhen.Append(_commonUtils.RereadColumn(pk, _commonUtils.QuoteSqlName(pk.Attribute.Name)));
return;
}
caseWhen.Append("(");
var pkidx = 0;
foreach (var pk in primarys)
{
if (pkidx > 0) caseWhen.Append(" || '+' || ");
caseWhen.Append(_commonUtils.RereadColumn(pk, _commonUtils.QuoteSqlName(pk.Attribute.Name)));
++pkidx;
}
caseWhen.Append(")");
}
protected override void ToSqlWhen(StringBuilder sb, ColumnInfo[] primarys, object d)
{
if (primarys.Length == 1)
{
sb.Append(_commonUtils.FormatSql("{0}", primarys[0].GetDbValue(d)));
return;
}
sb.Append("(");
var pkidx = 0;
foreach (var pk in primarys)
{
if (pkidx > 0) sb.Append(" || '+' || ");
sb.Append(_commonUtils.FormatSql("{0}", pk.GetDbValue(d)));
++pkidx;
}
sb.Append(")");
}
#if net40
#else
public override Task<int> ExecuteAffrowsAsync(CancellationToken cancellationToken = default) => base.SplitExecuteAffrowsAsync(_batchRowsLimit > 0 ? _batchRowsLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999, cancellationToken);
public override Task<List<T1>> ExecuteUpdatedAsync(CancellationToken cancellationToken = default) => base.SplitExecuteUpdatedAsync(_batchRowsLimit > 0 ? _batchRowsLimit : 200, _batchParameterLimit > 0 ? _batchParameterLimit : 999, cancellationToken);
protected override Task<List<T1>> RawExecuteUpdatedAsync(CancellationToken cancellationToken = default)
{
throw new NotImplementedException();
}
#endif
}
}

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Providers/FreeSql.Provider.GBase/FreeSql.Provider.GBase.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>netstandard2.0</TargetFramework>
<Version>2.8.100-preview1013</Version>
<GeneratePackageOnBuild>true</GeneratePackageOnBuild>
<Authors>FreeSql;GBase</Authors>
<Description>FreeSql 数据库实现，基于 南大通用 8.0</Description>
<PackageProjectUrl>https://github.com/dotnetcore/FreeSql</PackageProjectUrl>
<RepositoryUrl>https://github.com/dotnetcore/FreeSql</RepositoryUrl>
<RepositoryType>git</RepositoryType>
<PackageLicenseExpression>MIT</PackageLicenseExpression>
<PackageTags>FreeSql;ORM;GBase;南大通用</PackageTags>
<PackageId>$(AssemblyName)</PackageId>
<PackageIcon>logo.png</PackageIcon>
<Title>$(AssemblyName)</Title>
<IsPackable>true</IsPackable>
<GenerateAssemblyInfo>true</GenerateAssemblyInfo>
<SignAssembly>true</SignAssembly>
<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
<DelaySign>false</DelaySign>
</PropertyGroup>
<ItemGroup>
<None Include="../../logo.png" Pack="true" PackagePath="\" />
<None Include="lib/**/*.dll">
<CopyToOutputDirectory>Always</CopyToOutputDirectory>
</None>
</ItemGroup>
<ItemGroup>
<PackageReference Include="System.Data.Odbc" Version="5.0.0" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\FreeSql\FreeSql.csproj" />
</ItemGroup>
</Project>

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Providers/FreeSql.Provider.GBase/GBaseAdo/GBaseAdo.cs Normal file
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using FreeSql.Internal;
using FreeSql.Internal.Model;
using FreeSql.Internal.ObjectPool;
using System;
using System.Collections;
using System.Data.Common;
using System.Data.Odbc;
using System.Text;
using System.Threading;
namespace FreeSql.GBase
{
class GBaseAdo : FreeSql.Internal.CommonProvider.AdoProvider
{
public GBaseAdo() : base(DataType.GBase, null, null) { }
public GBaseAdo(CommonUtils util, string masterConnectionString, string[] slaveConnectionStrings, Func<DbConnection> connectionFactory) : base(DataType.GBase, masterConnectionString, slaveConnectionStrings)
{
base._util = util;
if (connectionFactory != null)
{
var pool = new FreeSql.Internal.CommonProvider.DbConnectionPool(DataType.GBase, connectionFactory);
MasterPool = pool;
_CreateCommandConnection = pool.TestConnection;
return;
}
if (!string.IsNullOrEmpty(masterConnectionString))
MasterPool = new GBaseConnectionPool("主库", masterConnectionString, null, null);
if (slaveConnectionStrings != null)
{
foreach (var slaveConnectionString in slaveConnectionStrings)
{
var slavePool = new GBaseConnectionPool($"从库{SlavePools.Count + 1}", slaveConnectionString, () => Interlocked.Decrement(ref slaveUnavailables), () => Interlocked.Increment(ref slaveUnavailables));
SlavePools.Add(slavePool);
}
}
}
public override object AddslashesProcessParam(object param, Type mapType, ColumnInfo mapColumn)
{
if (param == null) return "NULL";
if (mapType != null && mapType != param.GetType() && (param is IEnumerable == false))
param = Utils.GetDataReaderValue(mapType, param);
if (param is bool || param is bool?)
return (bool)param ? "'t'" : "'f'";
else if (param is string || param is char)
return string.Concat("'", param.ToString().Replace("'", "''"), "'");
else if (param is Enum)
return ((Enum)param).ToInt64();
else if (decimal.TryParse(string.Concat(param), out var trydec))
return param;
else if (param is DateTime || param is DateTime?)
{
if (mapColumn?.DbPrecision > 0)
return string.Concat("'", ((DateTime)param).ToString($"yyyy-MM-dd HH:mm:ss.{"f".PadRight(mapColumn.DbPrecision, 'f')}"), "'");
return string.Concat("'", ((DateTime)param).ToString("yyyy-MM-dd HH:mm:ss"), "'");
}
else if (param is TimeSpan || param is TimeSpan?)
{
var ts = (TimeSpan)param;
return $"interval({ts.Days} {ts.Hours}:{ts.Minutes}:{ts.Seconds}.{ts.Milliseconds}) day(9) to fraction";
}
else if (param is byte[])
return $"x'{CommonUtils.BytesSqlRaw(param as byte[])}'";
else if (param is IEnumerable)
return AddslashesIEnumerable(param, mapType, mapColumn);
return string.Concat("'", param.ToString().Replace("'", "''"), "'");
}
DbConnection _CreateCommandConnection;
public override DbCommand CreateCommand()
{
if (_CreateCommandConnection != null)
{
var cmd = _CreateCommandConnection.CreateCommand();
cmd.Connection = null;
return cmd;
}
return new OdbcCommand();
}
public override void ReturnConnection(IObjectPool<DbConnection> pool, Object<DbConnection> conn, Exception ex)
{
var rawPool = pool as GBaseConnectionPool;
if (rawPool != null) rawPool.Return(conn, ex);
else pool.Return(conn);
}
public override DbParameter[] GetDbParamtersByObject(string sql, object obj) => _util.GetDbParamtersByObject(sql, obj);
}
}

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Providers/FreeSql.Provider.GBase/GBaseAdo/GBaseConnectionPool.cs Normal file
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using FreeSql.Internal.ObjectPool;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Data;
using System.Data.Common;
using System.Data.Odbc;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
namespace FreeSql.GBase
{
class GBaseConnectionPool : ObjectPool<DbConnection>
{
internal Action availableHandler;
internal Action unavailableHandler;
public GBaseConnectionPool(string name, string connectionString, Action availableHandler, Action unavailableHandler) : base(null)
{
this.availableHandler = availableHandler;
this.unavailableHandler = unavailableHandler;
var policy = new GBaseConnectionPoolPolicy
{
_pool = this,
Name = name
};
this.Policy = policy;
policy.ConnectionString = connectionString;
}
public void Return(Object<DbConnection> obj, Exception exception, bool isRecreate = false)
{
if (exception != null && exception is OdbcException)
{
try { if (obj.Value.Ping() == false) obj.Value.Open(); } catch { base.SetUnavailable(exception); }
}
base.Return(obj, isRecreate);
}
}
class GBaseConnectionPoolPolicy : IPolicy<DbConnection>
{
internal GBaseConnectionPool _pool;
public string Name { get; set; } = "GBase IfxConnection 对象池";
public int PoolSize { get; set; } = 100;
public TimeSpan SyncGetTimeout { get; set; } = TimeSpan.FromSeconds(10);
public TimeSpan IdleTimeout { get; set; } = TimeSpan.FromSeconds(20);
public int AsyncGetCapacity { get; set; } = 10000;
public bool IsThrowGetTimeoutException { get; set; } = true;
public bool IsAutoDisposeWithSystem { get; set; } = true;
public int CheckAvailableInterval { get; set; } = 5;
static ConcurrentDictionary<string, int> dicConnStrIncr = new ConcurrentDictionary<string, int>(StringComparer.CurrentCultureIgnoreCase);
private string _connectionString;
public string ConnectionString
{
get => _connectionString;
set
{
_connectionString = value ?? "";
var pattern = @"Max\s*pool\s*size\s*=\s*(\d+)";
var m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
if (m.Success == false || int.TryParse(m.Groups[1].Value, out var poolsize) == false || poolsize <= 0) poolsize = 100;
var connStrIncr = dicConnStrIncr.AddOrUpdate(_connectionString, 1, (oldkey, oldval) => Math.Min(5, oldval + 1));
PoolSize = poolsize + connStrIncr;
_connectionString = m.Success ?
Regex.Replace(_connectionString, pattern, $"Max pool size={PoolSize}", RegexOptions.IgnoreCase) :
$"{_connectionString};Max pool size={PoolSize}";
pattern = @"Connection\s*LifeTime\s*=\s*(\d+)";
m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
if (m.Success)
{
IdleTimeout = TimeSpan.FromSeconds(int.Parse(m.Groups[1].Value));
_connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
}
var minPoolSize = 0;
pattern = @"Min\s*pool\s*size\s*=\s*(\d+)";
m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
if (m.Success)
{
minPoolSize = int.Parse(m.Groups[1].Value);
_connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
}
FreeSql.Internal.CommonUtils.PrevReheatConnectionPool(_pool, minPoolSize);
}
}
public bool OnCheckAvailable(Object<DbConnection> obj)
{
if (obj.Value.State == ConnectionState.Closed) obj.Value.Open();
return obj.Value.Ping(true);
}
public DbConnection OnCreate()
{
var conn = new OdbcConnection(_connectionString);
return conn;
}
public void OnDestroy(DbConnection obj)
{
try { if (obj.State != ConnectionState.Closed) obj.Close(); } catch { }
obj.Dispose();
}
public void OnGet(Object<DbConnection> obj)
{
if (_pool.IsAvailable)
{
if (obj.Value == null)
{
if (_pool.SetUnavailable(new Exception("连接字符串错误")) == true)
throw new Exception($"【{this.Name}】连接字符串错误，请检查。");
return;
}
if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && obj.Value.Ping() == false)
{
try
{
obj.Value.Open();
}
catch (Exception ex)
{
if (_pool.SetUnavailable(ex) == true)
throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
}
}
}
}
#if net40
#else
async public Task OnGetAsync(Object<DbConnection> obj)
{
if (_pool.IsAvailable)
{
if (obj.Value == null)
{
if (_pool.SetUnavailable(new Exception("连接字符串错误")) == true)
throw new Exception($"【{this.Name}】连接字符串错误，请检查。");
return;
}
if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && (await obj.Value.PingAsync()) == false)
{
try
{
await obj.Value.OpenAsync();
}
catch (Exception ex)
{
if (_pool.SetUnavailable(ex) == true)
throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
}
}
}
}
#endif
public void OnGetTimeout()
{
}
public void OnReturn(Object<DbConnection> obj)
{
//if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
}
public void OnAvailable()
{
_pool.availableHandler?.Invoke();
}
public void OnUnavailable()
{
_pool.unavailableHandler?.Invoke();
}
}
static class DbConnectionExtensions
{
static DbCommand PingCommand(DbConnection conn)
{
var cmd = conn.CreateCommand();
cmd.CommandTimeout = 5;
cmd.CommandText = "select 1 from dual";
return cmd;
}
public static bool Ping(this DbConnection that, bool isThrow = false)
{
try
{
PingCommand(that).ExecuteNonQuery();
return true;
}
catch
{
if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
if (isThrow) throw;
return false;
}
}
#if net40
#else
async public static Task<bool> PingAsync(this DbConnection that, bool isThrow = false)
{
try
{
await PingCommand(that).ExecuteNonQueryAsync();
return true;
}
catch
{
if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
if (isThrow) throw;
return false;
}
}
#endif
}
}

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Providers/FreeSql.Provider.GBase/GBaseCodeFirst.cs Normal file
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using FreeSql.Internal;
using FreeSql.Internal.Model;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using FreeSql.DataAnnotations;
using FreeSql.Internal.ObjectPool;
using System.Data.Common;
using System.Data.Odbc;
namespace FreeSql.GBase
{
class GBaseCodeFirst : Internal.CommonProvider.CodeFirstProvider
{
public override bool IsNoneCommandParameter { get => true; set => base.IsNoneCommandParameter = true; }
public GBaseCodeFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression) : base(orm, commonUtils, commonExpression) { }
static object _dicCsToDbLock = new object();
static Dictionary<string, CsToDb<OdbcType>> _dicCsToDb = new Dictionary<string, CsToDb<OdbcType>>() {
{ typeof(sbyte).FullName, CsToDb.New(OdbcType.SmallInt, "smallint","smallint NOT NULL", false, false, 0) },{ typeof(sbyte?).FullName, CsToDb.New(OdbcType.SmallInt, "smallint", "smallint", false, true, null) },
{ typeof(short).FullName, CsToDb.New(OdbcType.SmallInt, "smallint","smallint NOT NULL", false, false, 0) },{ typeof(short?).FullName, CsToDb.New(OdbcType.SmallInt, "smallint", "smallint", false, true, null) },
{ typeof(int).FullName, CsToDb.New(OdbcType.Int, "integer","integer NOT NULL", false, false, 0) },{ typeof(int?).FullName, CsToDb.New(OdbcType.Int, "integer", "integer", false, true, null) },
{ typeof(long).FullName, CsToDb.New(OdbcType.BigInt, "bigint","bigint NOT NULL", false, false, 0) },{ typeof(long?).FullName, CsToDb.New(OdbcType.BigInt, "bigint", "bigint", false, true, null) },
{ typeof(byte).FullName, CsToDb.New(OdbcType.SmallInt, "smallint","smallint NOT NULL", false, false, 0) },{ typeof(byte?).FullName, CsToDb.New(OdbcType.SmallInt, "smallint", "smallint", false, true, null) },
{ typeof(ushort).FullName, CsToDb.New(OdbcType.Int, "integer","integer NOT NULL", false, false, 0) },{ typeof(ushort?).FullName, CsToDb.New(OdbcType.Int, "integer", "integer", false, true, null) },
{ typeof(uint).FullName, CsToDb.New(OdbcType.BigInt, "bigint","bigint NOT NULL", false, false, 0) },{ typeof(uint?).FullName, CsToDb.New(OdbcType.BigInt, "bigint", "bigint", false, true, null) },
{ typeof(ulong).FullName, CsToDb.New(OdbcType.Decimal, "decimal","decimal(20,0) NOT NULL", false, false, 0) },{ typeof(ulong?).FullName, CsToDb.New(OdbcType.Decimal, "decimal", "decimal(20,0)", false, true, null) },
{ typeof(float).FullName, CsToDb.New(OdbcType.Real, "real","real NOT NULL", false, false, 0) },{ typeof(float?).FullName, CsToDb.New(OdbcType.Real, "real", "real", false, true, null) },
{ typeof(double).FullName, CsToDb.New(OdbcType.Double, "float","float NOT NULL", false, false, 0) },{ typeof(double?).FullName, CsToDb.New(OdbcType.Double, "float", "float", false, true, null) },
{ typeof(decimal).FullName, CsToDb.New(OdbcType.Decimal, "decimal", "decimal(10,2) NOT NULL", false, false, 0) },{ typeof(decimal?).FullName, CsToDb.New(OdbcType.Decimal, "decimal", "decimal(10,2)", false, true, null) },
{ typeof(string).FullName, CsToDb.New(OdbcType.VarChar, "varchar", "varchar(255)", false, null, "") },
{ typeof(TimeSpan).FullName, CsToDb.New(OdbcType.Time, "interval day to fraction","interval day(3) to fraction(3) NOT NULL", false, false, 0) },{ typeof(TimeSpan?).FullName, CsToDb.New(OdbcType.Time, "interval day to fraction", "interval day(3) to fraction(3) NULL",false, true, null) },
{ typeof(DateTime).FullName, CsToDb.New(OdbcType.DateTime, "datetime year to fraction", "datetime year to fraction(3) NOT NULL", false, false, new DateTime(1970,1,1)) },{ typeof(DateTime?).FullName, CsToDb.New(OdbcType.DateTime, "datetime year to fraction", "datetime year to fraction(3)", false, true, null) },
{ typeof(bool).FullName, CsToDb.New(OdbcType.Bit, "boolean","boolean NOT NULL", null, false, false) },{ typeof(bool?).FullName, CsToDb.New(OdbcType.Bit, "boolean","boolean", null, true, null) },
{ typeof(byte[]).FullName, CsToDb.New(OdbcType.VarBinary, "byte", "byte", false, null, new byte[0]) },
{ typeof(Guid).FullName, CsToDb.New(OdbcType.UniqueIdentifier, "char(36)", "char(36) NOT NULL", false, false, Guid.Empty) },{ typeof(Guid?).FullName, CsToDb.New(OdbcType.UniqueIdentifier, "char(36)", "char(36)", false, true, null) },
};
public override DbInfoResult GetDbInfo(Type type)
{
var info = GetDbInfoNoneArray(type);
if (info == null) return null;
return new DbInfoResult((int)info.type, info.dbtype, info.dbtypeFull, info.isnullable, info.defaultValue);
}
CsToDb<OdbcType> GetDbInfoNoneArray(Type type)
{
if (_dicCsToDb.TryGetValue(type.FullName, out var trydc)) return trydc;
if (type.IsArray) return null;
var enumType = type.IsEnum ? type : null;
if (enumType == null && type.IsNullableType() && type.GenericTypeArguments.Length == 1 && type.GenericTypeArguments.First().IsEnum) enumType = type.GenericTypeArguments.First();
if (enumType != null)
{
var newItem = enumType.GetCustomAttributes(typeof(FlagsAttribute), false).Any() ?
CsToDb.New(OdbcType.BigInt, "bigint", $"bigint{(type.IsEnum ? " NOT NULL" : "")}", false, type.IsEnum ? false : true, enumType.CreateInstanceGetDefaultValue()) :
CsToDb.New(OdbcType.Int, "integer", $"integer{(type.IsEnum ? " NOT NULL" : "")}", false, type.IsEnum ? false : true, enumType.CreateInstanceGetDefaultValue());
if (_dicCsToDb.ContainsKey(type.FullName) == false)
{
lock (_dicCsToDbLock)
{
if (_dicCsToDb.ContainsKey(type.FullName) == false)
_dicCsToDb.Add(type.FullName, newItem);
}
}
return newItem;
}
return null;
}
protected override string GetComparisonDDLStatements(params TypeAndName[] objects)
{
Object<DbConnection> conn = null;
string database = null;
try
{
conn = _orm.Ado.MasterPool.Get(TimeSpan.FromSeconds(5));
database = conn.Value.Database;
var sb = new StringBuilder();
foreach (var obj in objects)
{
if (sb.Length > 0) sb.Append("\r\n");
var tb = _commonUtils.GetTableByEntity(obj.entityType);
if (tb == null) throw new Exception($"类型 {obj.entityType.FullName} 不可迁移");
if (tb.Columns.Any() == false) throw new Exception($"类型 {obj.entityType.FullName} 不可迁移，可迁移属性0个");
var tbname = _commonUtils.SplitTableName(tb.DbName);
if (tbname?.Length == 1) tbname = new[] { database, tbname[0] };
var tboldname = _commonUtils.SplitTableName(tb.DbOldName); //旧表名
if (tboldname?.Length == 1) tboldname = new[] { database, tboldname[0] };
if (string.IsNullOrEmpty(obj.tableName) == false)
{
var tbtmpname = _commonUtils.SplitTableName(obj.tableName);
if (tbtmpname?.Length == 1) tbtmpname = new[] { database, tbtmpname[0] };
if (tbname[0] != tbtmpname[0] || tbname[1] != tbtmpname[1])
{
tbname = tbtmpname;
tboldname = null;
}
}
if (string.Compare(tbname[0], database, true) != 0) //创建数据库
{
try
{
LocalExecuteScalar(tbname[0], $" select first 1 1 from syscolcomms");
}
catch
{
sb.Append($"CREATE DATABASE IF NOT EXISTS ").Append(_commonUtils.QuoteSqlName(tbname[0])).Append(";\r\n");
}
}
//创建表
var createTableName = _commonUtils.QuoteSqlName(tbname[0], tbname[1]);
sb.Append("CREATE TABLE IF NOT EXISTS ").Append(createTableName).Append(" ( ");
foreach (var tbcol in tb.ColumnsByPosition)
{
sb.Append(" \r\n ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType);
sb.Append(",");
}
if (tb.Primarys.Any())
{
sb.Append(" \r\n PRIMARY KEY (");
foreach (var tbcol in tb.Primarys) sb.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
sb.Remove(sb.Length - 2, 2).Append("),");
}
sb.Remove(sb.Length - 1, 1);
sb.Append("\r\n)");
sb.Append(";\r\n");
//创建表的索引
foreach (var uk in tb.Indexes)
{
sb.Append("CREATE ");
if (uk.IsUnique) sb.Append("UNIQUE ");
sb.Append("INDEX IF NOT EXISTS ").Append(_commonUtils.QuoteSqlName(uk.Name)).Append(" ON ").Append(createTableName).Append("(");
foreach (var tbcol in uk.Columns)
{
sb.Append(_commonUtils.QuoteSqlName(tbcol.Column.Attribute.Name));
sb.Append(", ");
}
sb.Remove(sb.Length - 2, 2).Append(");\r\n");
}
//备注
foreach (var tbcol in tb.ColumnsByPosition)
{
if (string.IsNullOrEmpty(tbcol.Comment) == false)
sb.Append("COMMENT ON COLUMN ").Append(_commonUtils.QuoteSqlName($"{tbname.Last()}.{tbcol.Attribute.Name}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment)).Append(";\r\n");
}
if (string.IsNullOrEmpty(tb.Comment) == false)
sb.Append("COMMENT ON TABLE ").Append(_commonUtils.QuoteSqlName(tbname.Last())).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tb.Comment)).Append(";\r\n");
continue;
}
return sb.Length == 0 ? null : sb.ToString();
}
finally
{
try
{
if (string.IsNullOrEmpty(database) == false)
conn.Value.ChangeDatabase(database);
_orm.Ado.MasterPool.Return(conn);
}
catch
{
_orm.Ado.MasterPool.Return(conn, true);
}
}
object LocalExecuteScalar(string db, string sql)
{
if (string.Compare(database, db) != 0) conn.Value.ChangeDatabase(db);
try
{
using (var cmd = conn.Value.CreateCommand())
{
cmd.CommandText = sql;
cmd.CommandType = CommandType.Text;
return cmd.ExecuteScalar();
}
}
finally
{
if (string.Compare(database, db) != 0) conn.Value.ChangeDatabase(database);
}
}
}
public override int ExecuteDDLStatements(string ddl)
{
if (string.IsNullOrEmpty(ddl)) return 0;
var scripts = ddl.Split(new string[] { ";\r\n" }, StringSplitOptions.None).Where(a => string.IsNullOrEmpty(a.Trim()) == false).ToArray();
if (scripts.Any() == false) return 0;
var affrows = 0;
foreach (var script in scripts)
affrows += base.ExecuteDDLStatements(script);
return affrows;
}
}
}

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Providers/FreeSql.Provider.GBase/GBaseDbFirst.cs Normal file
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using FreeSql.DatabaseModel;
using FreeSql.Internal;
using FreeSql.Internal.Model;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Data.Odbc;
namespace FreeSql.GBase
{
class GBaseDbFirst : IDbFirst
{
IFreeSql _orm;
protected CommonUtils _commonUtils;
protected CommonExpression _commonExpression;
public GBaseDbFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression)
{
_orm = orm;
_commonUtils = commonUtils;
_commonExpression = commonExpression;
}
public int GetDbType(DbColumnInfo column) => (int)GetOdbcType(column);
OdbcType GetOdbcType(DbColumnInfo column)
{
var dbtype = column.DbTypeText;
OdbcType ret = OdbcType.VarChar;
switch (dbtype.ToLower().TrimStart('_'))
{
case "int8":
case "serial8":
case "bigserial":
case "bigint": ret = OdbcType.BigInt; break;
case "byte":
case "blob": ret = OdbcType.VarBinary; break;
case "nchar": ret = OdbcType.NChar; break;
case "char":
case "character": ret = OdbcType.Char; break;
case "date": ret = OdbcType.Date; break;
case "dec":
case "decimal": ret = OdbcType.Decimal; break;
case "double":
case "double precision":
case "float": ret = OdbcType.Double; break;
case "real":
case "smallfloat": ret = OdbcType.Real; break;
case "serial":
case "integer":
case "int": ret = OdbcType.Int; break;
case "numeric":
case "numeric precision": ret = OdbcType.Decimal; break;
case "smallint": ret = OdbcType.SmallInt; break;
case "interval": ret = OdbcType.Time; break;
case "datetime":
case "timestamp": ret = OdbcType.DateTime; break;
case "varchar":
case "char varying":
case "character varying": ret = OdbcType.VarChar; break;
case "nvarchar": ret = OdbcType.NVarChar; break;
case "text": ret = OdbcType.Text; break;
case "boolean": ret = OdbcType.Bit; break;
case "char(36)": ret = OdbcType.UniqueIdentifier; break;
}
return ret;
}
static readonly Dictionary<int, DbToCs> _dicDbToCs = new Dictionary<int, DbToCs>() {
{ (int)OdbcType.SmallInt, new DbToCs("(short?)", "short.Parse({0})", "{0}.ToString()", "short?", typeof(short), typeof(short?), "{0}.Value", "GetInt16") },
{ (int)OdbcType.Int, new DbToCs("(int?)", "int.Parse({0})", "{0}.ToString()", "int?", typeof(int), typeof(int?), "{0}.Value", "GetInt32") },
{ (int)OdbcType.BigInt, new DbToCs("(long?)", "long.Parse({0})", "{0}.ToString()", "long?", typeof(long), typeof(long?), "{0}.Value", "GetInt64") },
{ (int)OdbcType.Decimal, new DbToCs("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") },
{ (int)OdbcType.Real, new DbToCs("(float?)", "float.Parse({0})", "{0}.ToString()", "float?", typeof(float), typeof(float?), "{0}.Value", "GetFloat") },
{ (int)OdbcType.Double, new DbToCs("(double?)", "double.Parse({0})", "{0}.ToString()", "double?", typeof(double), typeof(double?), "{0}.Value", "GetDouble") },
{ (int)OdbcType.Decimal, new DbToCs("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") },
{ (int)OdbcType.Char, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
{ (int)OdbcType.VarChar, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
{ (int)OdbcType.Text, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
{ (int)OdbcType.DateTime, new DbToCs("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") },
{ (int)OdbcType.Date, new DbToCs("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") },
{ (int)OdbcType.Time, new DbToCs("(TimeSpan?)", "TimeSpan.Parse(double.Parse({0}))", "{0}.Ticks.ToString()", "TimeSpan?", typeof(TimeSpan), typeof(TimeSpan?), "{0}.Value", "GetValue") },
{ (int)OdbcType.Bit, new DbToCs("(bool?)", "{0} == \"1\"", "{0} == true ? \"1\" : \"0\"", "bool?", typeof(bool), typeof(bool?), "{0}.Value", "GetBoolean") },
{ (int)OdbcType.VarBinary, new DbToCs("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") },
{ (int)OdbcType.UniqueIdentifier, new DbToCs("(Guid?)", "Guid.Parse({0})", "{0}.ToString()", "Guid", typeof(Guid), typeof(Guid?), "{0}", "GetString") },
};
public string GetCsConvert(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csConvert : trydc.csConvert.Replace("?", "")) : null;
public string GetCsParse(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csParse : null;
public string GetCsStringify(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csStringify : null;
public string GetCsType(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csType : trydc.csType.Replace("?", "")) : null;
public Type GetCsTypeInfo(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeInfo : null;
public string GetCsTypeValue(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeValue : null;
public string GetDataReaderMethod(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.dataReaderMethod : null;
public List<string> GetDatabases()
{
throw new NotImplementedException();
}
public bool ExistsTable(string name, bool ignoreCase)
{
if (string.IsNullOrEmpty(name)) return false;
var tbname = _commonUtils.SplitTableName(name);
if (ignoreCase) tbname = tbname.Select(a => a.ToUpper()).ToArray();
var sql = $" select 1 from systables where tabtype='T' and {(ignoreCase ? "upper(trim(tabname))" : "trim(tabname)")} = {_commonUtils.FormatSql("{0}", tbname.Last())}";
return string.Concat(_orm.Ado.ExecuteScalar(CommandType.Text, sql)) == "1";
}
public DbTableInfo GetTableByName(string name, bool ignoreCase = true) => GetTables(null, name, ignoreCase)?.FirstOrDefault();
public List<DbTableInfo> GetTablesByDatabase(params string[] database) => GetTables(database, null, false);
public List<DbTableInfo> GetTables(string[] database, string tablename, bool ignoreCase)
{
string[] tbname = null;
if (string.IsNullOrEmpty(tablename) == false)
{
tbname = _commonUtils.SplitTableName(tablename);
if (ignoreCase) tbname = tbname.Select(a => a.ToUpper()).ToArray();
}
var loc1 = new List<DbTableInfo>();
var loc2 = new Dictionary<string, DbTableInfo>();
var loc3 = new Dictionary<string, Dictionary<string, DbColumnInfo>>();
var sql = @"
select
a.""owner"" || a.tabname as id,
trim(a.""owner"") as owner,
trim(a.tabname) as name,
trim(b.comments) as comment,
a.tabtype as type
from systables a
left join syscomments b on b.tabname = a.tabname
where a.tabtype in ('T', 'V')" + (tbname == null ? "" : $" and {(ignoreCase ? "upper(trim(a.tabname))" : "trim(a.tabname)")} = {_commonUtils.FormatSql("{0}", tbname.Last())}");
var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
if (ds == null) return loc1;
var loc6 = new List<string[]>();
var loc66 = new List<string[]>();
var loc6_1000 = new List<string>();
var loc66_1000 = new List<string>();
foreach (var row in ds)
{
var table_id = string.Concat(row[0]);
var schema = string.Concat(row[1]);
var table = string.Concat(row[2]);
var comment = string.Concat(row[3]);
DbTableType type = DbTableType.TABLE;
switch (string.Concat(row[4]))
{
case "V": type = DbTableType.VIEW; break;
}
if (database?.Length == 1)
{
table_id = table_id.Substring(table_id.IndexOf('.') + 1);
schema = "";
}
loc2.Add(table_id, new DbTableInfo { Id = table_id, Schema = schema, Name = table, Comment = comment, Type = type });
loc3.Add(table_id, new Dictionary<string, DbColumnInfo>());
switch (type)
{
case DbTableType.TABLE:
case DbTableType.VIEW:
loc6_1000.Add(table.Replace("'", "''"));
if (loc6_1000.Count >= 500)
{
loc6.Add(loc6_1000.ToArray());
loc6_1000.Clear();
}
break;
case DbTableType.StoreProcedure:
loc66_1000.Add(table.Replace("'", "''"));
if (loc66_1000.Count >= 500)
{
loc66.Add(loc66_1000.ToArray());
loc66_1000.Clear();
}
break;
}
loc1.Add(loc2[table_id]);
}
if (loc6_1000.Count > 0) loc6.Add(loc6_1000.ToArray());
if (loc66_1000.Count > 0) loc66.Add(loc66_1000.ToArray());
//todo: ...
return loc1;
}
public List<DbEnumInfo> GetEnumsByDatabase(params string[] database)
{
return new List<DbEnumInfo>();
}
}
}

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Providers/FreeSql.Provider.GBase/GBaseExpression.cs Normal file
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using FreeSql.Internal;
using System;
using System.Collections;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Text.RegularExpressions;
namespace FreeSql.GBase
{
class GBaseExpression : CommonExpression
{
public GBaseExpression(CommonUtils common) : base(common) { }
public override string ExpressionLambdaToSqlOther(Expression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
switch (exp.NodeType)
{
case ExpressionType.ArrayLength:
var arrOper = (exp as UnaryExpression)?.Operand;
if (arrOper.Type == typeof(byte[])) return $"octet_length({getExp(arrOper)})";
break;
case ExpressionType.Convert:
var operandExp = (exp as UnaryExpression)?.Operand;
var gentype = exp.Type.NullableTypeOrThis();
if (gentype != operandExp.Type.NullableTypeOrThis())
{
switch (gentype.ToString())
{
case "System.Boolean": return $"({getExp(operandExp)} not in ('0','F','f'))";
case "System.Byte": return $"cast({getExp(operandExp)} as smallint)";
case "System.Char": return $"substring(cast({getExp(operandExp)} as varchar(10)) from 1 for 1)";
case "System.DateTime": return $"to_date({getExp(operandExp)})";
case "System.Decimal": return $"cast({getExp(operandExp)} as decimal(18,6))";
case "System.Double": return $"cast({getExp(operandExp)} as decimal(18,10))";
case "System.Int16": return $"cast({getExp(operandExp)} as smallint)";
case "System.Int32": return $"cast({getExp(operandExp)} as integer)";
case "System.Int64": return $"cast({getExp(operandExp)} as bigint)";
case "System.SByte": return $"cast({getExp(operandExp)} as smallint)";
case "System.Single": return $"cast({getExp(operandExp)} as decimal(14,7))";
case "System.String": return $"cast({getExp(operandExp)} as varchar(8000))";
case "System.UInt16": return $"cast({getExp(operandExp)} as integer)";
case "System.UInt32": return $"cast({getExp(operandExp)} as bigint)";
case "System.UInt64": return $"cast({getExp(operandExp)} as decimal(21,0))";
case "System.Guid": return $"substring(cast({getExp(operandExp)} as char(36)) from 1 for 36)";
}
}
break;
case ExpressionType.Call:
var callExp = exp as MethodCallExpression;
switch (callExp.Method.Name)
{
case "Parse":
case "TryParse":
switch (callExp.Method.DeclaringType.NullableTypeOrThis().ToString())
{
case "System.Boolean": return $"({getExp(callExp.Arguments[0])} not in ('0','F','f'))";
case "System.Byte": return $"cast({getExp(callExp.Arguments[0])} as smallint)";
case "System.Char": return $"substring(cast({getExp(callExp.Arguments[0])} as varchar(10)) from 1 for 1)";
case "System.DateTime": return $"to_date({getExp(callExp.Arguments[0])})";
case "System.Decimal": return $"cast({getExp(callExp.Arguments[0])} as decimal(18,6))";
case "System.Double": return $"cast({getExp(callExp.Arguments[0])} as decimal(18,10))";
case "System.Int16": return $"cast({getExp(callExp.Arguments[0])} as smallint)";
case "System.Int32": return $"cast({getExp(callExp.Arguments[0])} as integer)";
case "System.Int64": return $"cast({getExp(callExp.Arguments[0])} as bigint)";
case "System.SByte": return $"cast({getExp(callExp.Arguments[0])} as smallint)";
case "System.Single": return $"cast({getExp(callExp.Arguments[0])} as decimal(14,7))";
case "System.String": return $"cast({getExp(callExp.Arguments[0])} as varchar(8000))";
case "System.UInt16": return $"cast({getExp(callExp.Arguments[0])} as integer)";
case "System.UInt32": return $"cast({getExp(callExp.Arguments[0])} as bigint)";
case "System.UInt64": return $"cast({getExp(callExp.Arguments[0])} as decimal(18,0))";
case "System.Guid": return $"substring(cast({getExp(callExp.Arguments[0])} as char(36)) from 1 for 36)";
}
return null;
case "NewGuid":
return null;
case "Next":
if (callExp.Object?.Type == typeof(Random)) return "random()";
return null;
case "NextDouble":
if (callExp.Object?.Type == typeof(Random)) return "cast(random() as float)";
return null;
case "Random":
if (callExp.Method.DeclaringType.IsNumberType()) return "random()";
return null;
case "ToString":
if (callExp.Object != null) return callExp.Arguments.Count == 0 ? $"cast({getExp(callExp.Object)} as varchar(8000))" : null;
return null;
}
var objExp = callExp.Object;
var objType = objExp?.Type;
if (objType?.FullName == "System.Byte[]") return null;
var argIndex = 0;
if (objType == null && callExp.Method.DeclaringType == typeof(Enumerable))
{
objExp = callExp.Arguments.FirstOrDefault();
objType = objExp?.Type;
argIndex++;
}
if (objType == null) objType = callExp.Method.DeclaringType;
if (objType != null || objType.IsArrayOrList())
{
if (argIndex >= callExp.Arguments.Count) break;
tsc.SetMapColumnTmp(null);
var args1 = getExp(callExp.Arguments[argIndex]);
var oldMapType = tsc.SetMapTypeReturnOld(tsc.mapTypeTmp);
var oldDbParams = tsc.SetDbParamsReturnOld(null);
var left = objExp == null ? null : getExp(objExp);
tsc.SetMapColumnTmp(null).SetMapTypeReturnOld(oldMapType);
tsc.SetDbParamsReturnOld(oldDbParams);
switch (callExp.Method.Name)
{
case "Contains":
//判断 in //在各大 Provider AdoProvider 中已约定，500元素分割, 3空格\r\n4空格
return $"(({args1}) in {left.Replace(", \r\n \r\n", $") \r\n OR ({args1}) in (")})";
}
}
break;
case ExpressionType.NewArrayInit:
var arrExp = exp as NewArrayExpression;
var arrSb = new StringBuilder();
arrSb.Append("(");
for (var a = 0; a < arrExp.Expressions.Count; a++)
{
if (a > 0) arrSb.Append(",");
if (a % 500 == 499) arrSb.Append(" \r\n \r\n"); //500元素分割, 3空格\r\n4空格
arrSb.Append(getExp(arrExp.Expressions[a]));
}
if (arrSb.Length == 1) arrSb.Append("NULL");
return arrSb.Append(")").ToString();
case ExpressionType.ListInit:
var listExp = exp as ListInitExpression;
var listSb = new StringBuilder();
listSb.Append("(");
for (var a = 0; a < listExp.Initializers.Count; a++)
{
if (listExp.Initializers[a].Arguments.Any() == false) continue;
if (a > 0) listSb.Append(",");
listSb.Append(getExp(listExp.Initializers[a].Arguments.FirstOrDefault()));
}
if (listSb.Length == 1) listSb.Append("NULL");
return listSb.Append(")").ToString();
case ExpressionType.New:
var newExp = exp as NewExpression;
if (typeof(IList).IsAssignableFrom(newExp.Type))
{
if (newExp.Arguments.Count == 0) return "(NULL)";
if (typeof(IEnumerable).IsAssignableFrom(newExp.Arguments[0].Type) == false) return "(NULL)";
return getExp(newExp.Arguments[0]);
}
return null;
}
return null;
}
public override string ExpressionLambdaToSqlMemberAccessString(MemberExpression exp, ExpTSC tsc)
{
if (exp.Expression == null)
{
switch (exp.Member.Name)
{
case "Empty": return "''";
}
return null;
}
var left = ExpressionLambdaToSql(exp.Expression, tsc);
switch (exp.Member.Name)
{
case "Length": return $"char_length({left})";
}
return null;
}
public override string ExpressionLambdaToSqlMemberAccessDateTime(MemberExpression exp, ExpTSC tsc)
{
if (exp.Expression == null)
{
switch (exp.Member.Name)
{
case "Now": return _common.Now;
case "UtcNow": return _common.NowUtc;
case "Today": return "current_date";
case "MinValue": return "to_date('0001-1-1', 'YYYY-MM-DD')";
case "MaxValue": return "to_date('9999-12-31 23:59:59', 'YYYY-MM-DD HH24:MI:SS')";
}
return null;
}
var left = ExpressionLambdaToSql(exp.Expression, tsc);
switch (exp.Member.Name)
{
case "Date": return $"to_date(to_char({left}, 'YYYY-MM-DD'), 'YYYY-MM-DD')";
case "TimeOfDay": return $"('0 '||to_char({left}, 'HH24:MI:SS.FF3'))::interval day(9) to fraction";
case "DayOfWeek": return $"weekday({left})";
case "Day": return $"day({left})";
case "DayOfYear": return $"cast(to_char({left},'DDD') as int)";
case "Month": return $"month({left})";
case "Year": return $"year({left})";
case "Hour": return $"cast(to_char({left},'HH24') as int)";
case "Minute": return $"cast(to_char({left},'MI') as int)";
case "Second": return $"cast(to_char({left},'SS') as int)";
case "Millisecond": return $"cast(to_char({left},'FF3') as int)";
//case "Ticks": return $"cast(to_char({left},'FF7') as bigint)";
}
return null;
}
public override string ExpressionLambdaToSqlMemberAccessTimeSpan(MemberExpression exp, ExpTSC tsc)
{
if (exp.Expression == null)
{
switch (exp.Member.Name)
{
case "Zero": return "0";
case "MinValue": return "interval(0) day(9) to fraction"; //秒 Ticks / 1000,000,0
case "MaxValue": return "interval(99 23:59:59.999) day(9) to fraction";
}
return null;
}
var left = ExpressionLambdaToSql(exp.Expression, tsc);
switch (exp.Member.Name)
{
case "Days": return $"({left})::interval day(9) to day::varchar(40)::int8";
case "Hours": return $"substr(substring_index(({left})::varchar(40),' ',-1),1,2)::int8";
case "Milliseconds": return $"substring_index(({left})::varchar(40),'.',-1)::int8";
case "Minutes": return $"substr(substring_index(({left})::varchar(40),' ',-1),4,2)::int8";
case "Seconds": return $"substr(substring_index(({left})::varchar(40),' ',-1),7,2)::int8";
case "Ticks": return $"(({left})::interval day(9) to day::varchar(40)::int8 *24*60*60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),1,2)::int8 *60*60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),4,2)::int8 *60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),7,2)::int8 *1000 + substring_index(({left})::varchar(40),'.',-1)::int8) * 10000";
case "TotalDays": return $"(({left})::interval day(9) to day::varchar(40)::int8 *24 + substr(substring_index(({left})::varchar(40),' ',-1),1,2)::int8) /24.0";
case "TotalHours": return $"(({left})::interval day(9) to day::varchar(40)::int8 *24*60 + substr(substring_index(({left})::varchar(40),' ',-1),1,2)::int8 *60 + substr(substring_index(({left})::varchar(40),' ',-1),4,2)::int8) /60.0";
case "TotalMilliseconds": return $"(({left})::interval day(9) to day::varchar(40)::int8 *24*60*60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),1,2)::int8 *60*60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),4,2)::int8 *60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),7,2)::int8 *1000 + substring_index(({left})::varchar(40),'.',-1)::int8)";
case "TotalMinutes": return $"(({left})::interval day(9) to day::varchar(40)::int8 *24*60*60 + substr(substring_index(({left})::varchar(40),' ',-1),1,2)::int8 *60*60 + substr(substring_index(({left})::varchar(40),' ',-1),4,2)::int8 *60 + substr(substring_index(({left})::varchar(40),' ',-1),7,2)::int8) /60.0";
case "TotalSeconds": return $"(({left})::interval day(9) to day::varchar(40)::int8 *24*60*60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),1,2)::int8 *60*60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),4,2)::int8 *60*1000 + substr(substring_index(({left})::varchar(40),' ',-1),7,2)::int8 *1000 + substring_index(({left})::varchar(40),'.',-1)::int8) /1000.0";
}
return null;
}
public override string ExpressionLambdaToSqlCallString(MethodCallExpression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
if (exp.Object == null)
{
switch (exp.Method.Name)
{
case "IsNullOrEmpty":
var arg1 = getExp(exp.Arguments[0]);
return $"({arg1} is null or {arg1} = '')";
case "IsNullOrWhiteSpace":
var arg2 = getExp(exp.Arguments[0]);
return $"({arg2} is null or {arg2} = '' or trim({arg2}) = '')";
case "Concat":
return _common.StringConcat(exp.Arguments.Select(a => getExp(a)).ToArray(), null);
case "Format":
if (exp.Arguments[0].NodeType != ExpressionType.Constant) throw new Exception($"未实现函数表达式 {exp} 解析，参数 {exp.Arguments[0]} 必须为常量");
var expArgsHack = exp.Arguments.Count == 2 && exp.Arguments[1].NodeType == ExpressionType.NewArrayInit ?
(exp.Arguments[1] as NewArrayExpression).Expressions : exp.Arguments.Where((a, z) => z > 0);
//3个 {} 时，Arguments 解析出来是分开的
//4个 {} 时，Arguments[1] 只能解析这个出来，然后里面是 NewArray []
var expArgs = expArgsHack.Select(a => $"'||{_common.IsNull(ExpressionLambdaToSql(a, tsc), "''")}||'").ToArray();
return string.Format(ExpressionLambdaToSql(exp.Arguments[0], tsc), expArgs);
case "Join":
if (exp.IsStringJoin(out var tolistObjectExp, out var toListMethod, out var toListArgs1))
{
var newToListArgs0 = Expression.Call(tolistObjectExp, toListMethod,
Expression.Lambda(
Expression.Call(
typeof(SqlExtExtensions).GetMethod("StringJoinGBaseWmConcatText"),
Expression.Convert(toListArgs1.Body, typeof(object)),
Expression.Convert(exp.Arguments[0], typeof(object))),
toListArgs1.Parameters));
var newToListSql = getExp(newToListArgs0);
return newToListSql;
}
break;
}
}
else
{
var left = getExp(exp.Object);
switch (exp.Method.Name)
{
case "StartsWith":
case "EndsWith":
case "Contains":
var args0Value = getExp(exp.Arguments[0]);
if (args0Value == "NULL") return $"({left}) IS NULL";
if (exp.Method.Name == "StartsWith") return $"({left}) LIKE {(args0Value.EndsWith("'") ? args0Value.Insert(args0Value.Length - 1, "%") : $"({args0Value})||'%'")}";
if (exp.Method.Name == "EndsWith") return $"({left}) LIKE {(args0Value.StartsWith("'") ? args0Value.Insert(1, "%") : $"'%'||({args0Value})")}";
if (args0Value.StartsWith("'") && args0Value.EndsWith("'")) return $"({left}) LIKE {args0Value.Insert(1, "%").Insert(args0Value.Length, "%")}";
return $"({left}) LIKE ('%'||cast({args0Value} as varchar(8000))||'%')";
case "ToLower": return $"lower({left})";
case "ToUpper": return $"upper({left})";
case "Substring":
var substrArgs1 = getExp(exp.Arguments[0]);
if (long.TryParse(substrArgs1, out var testtrylng1)) substrArgs1 = (testtrylng1 + 1).ToString();
else substrArgs1 += "+1";
if (exp.Arguments.Count == 1) return $"substring({left} from {substrArgs1})";
return $"substring({left} from {substrArgs1} for {getExp(exp.Arguments[1])})";
case "IndexOf":
var indexOfFindStr = getExp(exp.Arguments[0]);
if (exp.Arguments.Count > 1 && exp.Arguments[1].Type.FullName == "System.Int32")
{
var locateArgs1 = getExp(exp.Arguments[1]);
if (long.TryParse(locateArgs1, out var testtrylng2)) locateArgs1 = (testtrylng2 + 1).ToString();
else locateArgs1 += "+1";
return $"(instr({indexOfFindStr}, {left}, {locateArgs1})-1)";
}
return $"(instr({indexOfFindStr}, {left})-1)";
case "PadLeft":
if (exp.Arguments.Count == 1) return $"lpad({left}, {getExp(exp.Arguments[0])})";
return $"lpad({left}, {getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
case "PadRight":
if (exp.Arguments.Count == 1) return $"rpad({left}, {getExp(exp.Arguments[0])})";
return $"rpad({left}, {getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
case "Trim":
case "TrimStart":
case "TrimEnd":
if (exp.Arguments.Count == 0)
{
if (exp.Method.Name == "Trim") return $"trim({left})";
if (exp.Method.Name == "TrimStart") return $"trim(leading from {left})";
if (exp.Method.Name == "TrimEnd") return $"trim(trailing from {left})";
}
foreach (var argsTrim02 in exp.Arguments)
{
var argsTrim01s = new[] { argsTrim02 };
if (argsTrim02.NodeType == ExpressionType.NewArrayInit)
{
var arritem = argsTrim02 as NewArrayExpression;
argsTrim01s = arritem.Expressions.ToArray();
}
foreach (var argsTrim01 in argsTrim01s)
{
if (exp.Method.Name == "Trim") left = $"trim({getExp(argsTrim01)} from {left})";
if (exp.Method.Name == "TrimStart") left = $"trim(leading {getExp(argsTrim01)} from {left})";
if (exp.Method.Name == "TrimEnd") left = $"trim(trailing {getExp(argsTrim01)} from {left})";
}
}
return left;
case "Replace": return $"replace({left}, {getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
case "CompareTo": return $"case when {left} = {getExp(exp.Arguments[0])} then 0 when {left} > {getExp(exp.Arguments[0])} then 1 else -1 end";
case "Equals": return $"({left} = {getExp(exp.Arguments[0])})";
}
}
return null;
}
public override string ExpressionLambdaToSqlCallMath(MethodCallExpression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
switch (exp.Method.Name)
{
case "Abs": return $"abs({getExp(exp.Arguments[0])})";
case "Sign": return $"sign({getExp(exp.Arguments[0])})";
case "Floor": return $"floor({getExp(exp.Arguments[0])})";
case "Ceiling": return $"ceil({getExp(exp.Arguments[0])})";
case "Round":
if (exp.Arguments.Count > 1 && exp.Arguments[1].Type.FullName == "System.Int32") return $"round({getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
return $"round({getExp(exp.Arguments[0])})";
case "Exp": return $"exp({getExp(exp.Arguments[0])})";
case "Log": return $"log({getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
case "Log10": return $"log10({getExp(exp.Arguments[0])})";
case "Pow": return $"power({getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
case "Sqrt": return $"sqrt({getExp(exp.Arguments[0])})";
case "Cos": return $"cos({getExp(exp.Arguments[0])})";
case "Sin": return $"sin({getExp(exp.Arguments[0])})";
case "Tan": return $"tan({getExp(exp.Arguments[0])})";
case "Acos": return $"acos({getExp(exp.Arguments[0])})";
case "Asin": return $"asin({getExp(exp.Arguments[0])})";
case "Atan": return $"atan({getExp(exp.Arguments[0])})";
case "Atan2": return $"atan2({getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
case "Truncate": return $"trunc({getExp(exp.Arguments[0])}, 0)";
}
return null;
}
public override string ExpressionLambdaToSqlCallDateTime(MethodCallExpression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
if (exp.Object == null)
{
switch (exp.Method.Name)
{
case "Compare": return $"({getExp(exp.Arguments[0])} - ({getExp(exp.Arguments[1])}))";
case "DaysInMonth": return $"cast(to_char(last_day(to_date(({getExp(exp.Arguments[0])})||'-'||({getExp(exp.Arguments[1])})||'-01','yyyy-mm-dd')),'DD') as int)";
case "Equals": return $"({getExp(exp.Arguments[0])} = {getExp(exp.Arguments[1])})";
case "IsLeapYear":
var isLeapYearArgs1 = getExp(exp.Arguments[0]);
return $"mod({isLeapYearArgs1},4)=0 AND mod({isLeapYearArgs1},100)<>0 OR mod({isLeapYearArgs1},400)=0";
case "Parse": return $"to_date({getExp(exp.Arguments[0])})";
case "ParseExact":
case "TryParse":
case "TryParseExact": return $"to_date({getExp(exp.Arguments[0])})";
}
}
else
{
var left = getExp(exp.Object);
var args1 = exp.Arguments.Count == 0 ? null : getExp(exp.Arguments[0]);
switch (exp.Method.Name)
{
case "Add": return $"({left} + ({args1}))";
case "AddDays": return $"({left} + ({args1}) units day)";
case "AddHours": return $"({left} + ({args1}) units hour)";
case "AddMilliseconds": return $"({left} + ({args1})/1000 units fraction)";
case "AddMinutes": return $"({left} + ({args1}) units minute)";
case "AddMonths": return $"({left} + ({args1}) units month)";
case "AddSeconds": return $"({left} + ({args1}) units second)";
case "AddTicks": return $"({left} + ({args1})/10000000 units fraction)";
case "AddYears": return $"({left} + ({args1}) units year)";
case "Subtract":
switch ((exp.Arguments[0].Type.IsNullableType() ? exp.Arguments[0].Type.GetGenericArguments().FirstOrDefault() : exp.Arguments[0].Type).FullName)
{
case "System.DateTime": return $"({left} - {args1})";
case "System.TimeSpan": return $"({left} - {args1})";
}
break;
case "Equals": return $"({left} = {args1})";
case "CompareTo": return $"({left} - {args1})";
case "ToString":
var defaultFmt = "'YYYY-MM-DD HH24:MI:SS'";
if (left.StartsWith("'") || left.EndsWith("'"))
{
var precision = left.LastIndexOf('.');
if (precision != -1)
{
precision = left.Substring(precision).Length - 2;
if (precision > 0) defaultFmt = $"'YYYY-MM-DD HH24:MI:SS.FF{precision}'";
}
left = $"to_date({left},{defaultFmt})";
}
if (exp.Arguments.Count == 0) return $"to_char({left},{defaultFmt})";
switch (args1)
{
case "'yyyy-MM-dd HH:mm:ss'": return $"to_char({left},'YYYY-MM-DD HH24:MI:SS')";
case "'yyyy-MM-dd HH:mm'": return $"to_char({left},'YYYY-MM-DD HH24:MI')";
case "'yyyy-MM-dd HH'": return $"to_char({left},'YYYY-MM-DD HH24')";
case "'yyyy-MM-dd'": return $"to_char({left},'YYYY-MM-DD')";
case "'yyyy-MM'": return $"to_char({left},'YYYY-MM')";
case "'yyyyMMddHHmmss'": return $"to_char({left},'YYYYMMDDHH24MISS')";
case "'yyyyMMddHHmm'": return $"to_char({left},'YYYYMMDDHH24MI')";
case "'yyyyMMddHH'": return $"to_char({left},'YYYYMMDDHH24')";
case "'yyyyMMdd'": return $"to_char({left},'YYYYMMDD')";
case "'yyyyMM'": return $"to_char({left},'YYYYMM')";
case "'yyyy'": return $"to_char({left},'YYYY')";
case "'HH:mm:ss'": return $"to_char({left},'HH24:MI:SS')";
}
args1 = Regex.Replace(args1, "(yyyy|yy|MM|dd|HH|hh|mm|ss|tt)", m =>
{
switch (m.Groups[1].Value)
{
case "yyyy": return $"YYYY";
case "yy": return $"YY";
case "MM": return $"%_a1";
case "dd": return $"%_a2";
case "HH": return $"%_a3";
case "hh": return $"%_a4";
case "mm": return $"%_a5";
case "ss": return $"SS";
case "tt": return $"%_a6";
}
return m.Groups[0].Value;
});
var argsFinds = new[] { "YYYY", "YY", "%_a1", "%_a2", "%_a3", "%_a4", "%_a5", "SS", "%_a6" };
var argsSpts = Regex.Split(args1, "(M|d|H|h|m|s|t)");
for (var a = 0; a < argsSpts.Length; a++)
{
switch (argsSpts[a])
{
case "M": argsSpts[a] = $"ltrim(to_char({left},'MM'),'0')"; break;
case "d": argsSpts[a] = $"case when substr(to_char({left},'DD'),1,1) = '0' then substr(to_char({left},'DD'),2,1) else to_char({left},'DD') end"; break;
case "H": argsSpts[a] = $"case when substr(to_char({left},'HH24'),1,1) = '0' then substr(to_char({left},'HH24'),2,1) else to_char({left},'HH24') end"; break;
case "h": argsSpts[a] = $"case when substr(to_char({left},'HH12'),1,1) = '0' then substr(to_char({left},'HH12'),2,1) else to_char({left},'HH12') end"; break;
case "m": argsSpts[a] = $"case when substr(to_char({left},'MI'),1,1) = '0' then substr(to_char({left},'MI'),2,1) else to_char({left},'MI') end"; break;
case "s": argsSpts[a] = $"case when substr(to_char({left},'SS'),1,1) = '0' then substr(to_char({left},'SS'),2,1) else to_char({left},'SS') end"; break;
case "t": argsSpts[a] = $"rtrim(to_char({left},'AM'),'M')"; break;
default:
var argsSptsA = argsSpts[a];
if (argsSptsA.StartsWith("'")) argsSptsA = argsSptsA.Substring(1);
if (argsSptsA.EndsWith("'")) argsSptsA = argsSptsA.Remove(argsSptsA.Length - 1);
argsSpts[a] = argsFinds.Any(m => argsSptsA.Contains(m)) ? $"to_char({left},'{argsSptsA}')" : $"'{argsSptsA}'";
break;
}
}
if (argsSpts.Length > 0) args1 = $"({string.Join(" || ", argsSpts.Where(a => a != "''"))})";
return args1.Replace("%_a1", "MM").Replace("%_a2", "DD").Replace("%_a3", "HH24").Replace("%_a4", "HH12").Replace("%_a5", "MI").Replace("%_a6", "AM");
}
}
return null;
}
public override string ExpressionLambdaToSqlCallTimeSpan(MethodCallExpression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
if (exp.Object == null)
{
switch (exp.Method.Name)
{
case "Compare": return $"({getExp(exp.Arguments[0])} - ({getExp(exp.Arguments[1])}))";
case "Equals": return $"({getExp(exp.Arguments[0])} = {getExp(exp.Arguments[1])})";
case "FromDays": return $"(interval(0) day(9) to fraction + ({getExp(exp.Arguments[0])}) units day)";
case "FromHours": return $"(interval(0) day(9) to fraction + ({getExp(exp.Arguments[0])}) units hour)";
case "FromMilliseconds": return $"(interval(0) day(9) to fraction + ({getExp(exp.Arguments[0])})/1000 units fraction)";
case "FromMinutes": return $"(interval(0) day(9) to fraction + ({getExp(exp.Arguments[0])}) units minute)";
case "FromSeconds": return $"(interval(0) day(9) to fraction + ({getExp(exp.Arguments[0])}) units second)";
case "FromTicks": return $"(interval(0) day(9) to fraction + ({getExp(exp.Arguments[0])})/10000000 units fraction)";
case "Parse": return $"cast({getExp(exp.Arguments[0])} as interval day(9) to fraction)";
case "ParseExact":
case "TryParse":
case "TryParseExact": return $"cast({getExp(exp.Arguments[0])} as interval day(9) to fraction)";
}
}
else
{
var left = getExp(exp.Object);
var args1 = exp.Arguments.Count == 0 ? null : getExp(exp.Arguments[0]);
switch (exp.Method.Name)
{
case "Add": return $"({left} + {args1})";
case "Subtract": return $"({left} - ({args1}))";
case "Equals": return $"({left} = {args1})";
case "CompareTo": return $"({left} - ({args1}))";
case "ToString": return $"cast({left} as varchar(50))";
}
}
return null;
}
public override string ExpressionLambdaToSqlCallConvert(MethodCallExpression exp, ExpTSC tsc)
{
Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
if (exp.Object == null)
{
switch (exp.Method.Name)
{
case "ToBoolean": return $"({getExp(exp.Arguments[0])} not in ('0','false'))";
case "ToByte": return $"cast({getExp(exp.Arguments[0])} as smallint)";
case "ToChar": return $"substring(cast({getExp(exp.Arguments[0])} as varchar(10)) from 1 for 1)";
case "ToDateTime": return $"to_date({getExp(exp.Arguments[0])})";
case "ToDecimal": return $"cast({getExp(exp.Arguments[0])} as decimal(18,6))";
case "ToDouble": return $"cast({getExp(exp.Arguments[0])} as decimal(18,10))";
case "ToInt16": return $"cast({getExp(exp.Arguments[0])} as smallint)";
case "ToInt32": return $"cast({getExp(exp.Arguments[0])} as integer)";
case "ToInt64": return $"cast({getExp(exp.Arguments[0])} as bigint)";
case "ToSByte": return $"cast({getExp(exp.Arguments[0])} as smallint)";
case "ToSingle": return $"cast({getExp(exp.Arguments[0])} as decimal(14,7))";
case "ToString": return $"cast({getExp(exp.Arguments[0])} as varchar(8000))";
case "ToUInt16": return $"cast({getExp(exp.Arguments[0])} as integer)";
case "ToUInt32": return $"cast({getExp(exp.Arguments[0])} as bigint)";
case "ToUInt64": return $"cast({getExp(exp.Arguments[0])} as decimal(18,0))";
}
}
return null;
}
}
}

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using FreeSql;
using FreeSql.GBase.Curd;
using System;
public static partial class FreeSqlGBaseGlobalExtensions
{
/// <summary>
/// 特殊处理类似 string.Format 的使用方法，防止注入，以及 IS NULL 转换
/// </summary>
/// <param name="that"></param>
/// <param name="args"></param>
/// <returns></returns>
public static string FormatGBase(this string that, params object[] args) => _gbaseAdo.Addslashes(that, args);
static FreeSql.GBase.GBaseAdo _gbaseAdo = new FreeSql.GBase.GBaseAdo();
}

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using FreeSql.GBase.Curd;
using FreeSql.Internal.CommonProvider;
using System;
using System.Data.Common;
using System.IO;
using System.Text;
using System.Threading;
namespace FreeSql.GBase
{
public class GBaseProvider<TMark> : BaseDbProvider, IFreeSql<TMark>
{
public override ISelect<T1> CreateSelectProvider<T1>(object dywhere) => new GBaseSelect<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, dywhere);
public override IInsert<T1> CreateInsertProvider<T1>() => new GBaseInsert<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression);
public override IUpdate<T1> CreateUpdateProvider<T1>(object dywhere) => new GBaseUpdate<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, dywhere);
public override IDelete<T1> CreateDeleteProvider<T1>(object dywhere) => new GBaseDelete<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, dywhere);
public override IInsertOrUpdate<T1> CreateInsertOrUpdateProvider<T1>() => new GBaseInsertOrUpdate<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression);
public GBaseProvider(string masterConnectionString, string[] slaveConnectionString, Func<DbConnection> connectionFactory = null)
{
this.InternalCommonUtils = new GBaseUtils(this);
this.InternalCommonExpression = new GBaseExpression(this.InternalCommonUtils);
this.Ado = new GBaseAdo(this.InternalCommonUtils, masterConnectionString, slaveConnectionString, connectionFactory);
this.Aop = new AopProvider();
this.DbFirst = new GBaseDbFirst(this, this.InternalCommonUtils, this.InternalCommonExpression);
this.CodeFirst = new GBaseCodeFirst(this, this.InternalCommonUtils, this.InternalCommonExpression);
this.Aop.AuditDataReader += (_, e) =>
{
var dbtype = e.DataReader.GetDataTypeName(e.Index);
switch (dbtype)
{
case "CHAR":
case "VARCHAR":
case "BOOLEAN":
case "SMALLINT":
case "INTEGER":
case "DECIMAL":
case "FLOAT":
case "SMALLFLOAT":
return;
case "BIGINT":
//Unkonw SQL type -- 114.
try
{
e.Value = e.DataReader.GetInt64(e.Index);
return;
}
catch
{
e.Value = e.DataReader.GetValue(e.Index);
if (e.Value == DBNull.Value) e.Value = null;
return;
}
case "BLOB":
//Unkonw SQL type -- 102.
Stream stm = null;
try
{
stm = e.DataReader.GetStream(e.Index);
}
catch
{
e.Value = e.DataReader.GetValue(e.Index);
if (e.Value == DBNull.Value) e.Value = null;
return;
}
using (var ms = new MemoryStream())
{
var stmbuf = new byte[1];
while (true)
{
if (stm.Read(stmbuf, 0, 1) <= 0) break;
ms.Write(stmbuf, 0, 1);
}
e.Value = ms.ToArray();
ms.Close();
}
return;
}
if (dbtype.StartsWith("INTERVAL DAY"))
{
//INTERVAL DAY(3) TO FRACTION(3)
//异常：Unknown SQL type - 110.
var tsv = "";
try
{
tsv = e.DataReader.GetString(e.Index)?.Trim().Replace(' ', ':');
}
catch
{
e.Value = e.DataReader.GetValue(e.Index);
if (e.Value == DBNull.Value) e.Value = null;
return;
}
e.Value = TimeSpan.Parse(tsv);
return;
}
};
}
~GBaseProvider() => this.Dispose();
int _disposeCounter;
public override void Dispose()
{
if (Interlocked.Increment(ref _disposeCounter) != 1) return;
(this.Ado as AdoProvider)?.Dispose();
}
}
}
//--== GBase 8s Information for this install ==--
//$GBASEDBTSERVER : gbase01
//$GBASEDBTDIR : /opt/gbase
//USER HOME : /home/gbase
//DBSPACE DIR : /data/gbase
//IP ADDRESS : 192.168.164.134 127.0.0.1
//PORT NUMBER : 9088
//$DB_LOCALE : zh_CN.utf8
//$CLIENT_LOCALE : zh_CN.utf8
//JDBC URL : jdbc:gbasedbt-sqli://IPADDR:9088/testdb:GBASEDBTSERVER=gbase01;DB_LOCALE=zh_CN.utf8;CLIENT_LOCALE=zh_CN.utf8;IFX_LOCK_MODE_WAIT=10
//JDBC USERNAME : gbasedbt
//JDBC PASSWORD : GBase123

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using FreeSql.Internal;
using FreeSql.Internal.Model;
using System;
using System.Collections.Generic;
using System.Data.Common;
using System.Data.Odbc;
using System.Globalization;
namespace FreeSql.GBase
{
class GBaseUtils : CommonUtils
{
public GBaseUtils(IFreeSql orm) : base(orm)
{
}
public override DbParameter AppendParamter(List<DbParameter> _params, string parameterName, ColumnInfo col, Type type, object value)
{
if (string.IsNullOrEmpty(parameterName)) parameterName = "?";
var ret = new OdbcParameter { ParameterName = "?", Value = value };
var dbtype = (OdbcType)_orm.CodeFirst.GetDbInfo(type)?.type;
if (col != null)
{
var dbtype2 = (OdbcType)_orm.DbFirst.GetDbType(new DatabaseModel.DbColumnInfo { DbTypeText = col.DbTypeText, DbTypeTextFull = col.Attribute.DbType, MaxLength = col.DbSize });
switch (dbtype2)
{
case OdbcType.VarBinary:
break;
default:
dbtype = dbtype2;
//if (col.DbSize != 0) ret.Size = col.DbSize;
if (col.DbPrecision != 0) ret.Precision = col.DbPrecision;
if (col.DbScale != 0) ret.Scale = col.DbScale;
break;
}
}
ret.OdbcType = dbtype;
_params?.Add(ret);
return ret;
}
public override DbParameter[] GetDbParamtersByObject(string sql, object obj) =>
Utils.GetDbParamtersByObject<DbParameter>("*", obj, "?", (name, type, value) =>
{
var ret = new OdbcParameter { ParameterName = $"{name}" };
var tp = _orm.CodeFirst.GetDbInfo(type)?.type;
if (tp != null) ret.OdbcType = (OdbcType)tp.Value;
else
{
ret.OdbcType = OdbcType.VarChar;
ret.Size = 8000;
}
ret.Value = value;
return ret;
});
public override string FormatSql(string sql, params object[] args) => sql?.FormatGBase(args);
public override string QuoteSqlName(params string[] name)
{
if (name.Length == 1)
{
var nametrim = name[0].Trim();
if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
return nametrim; //原生SQL
return nametrim;
}
return string.Join(":", name);
}
public override string TrimQuoteSqlName(string name)
{
var nametrim = name.Trim();
if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
return nametrim; //原生SQL
return nametrim;
}
public override string[] SplitTableName(string name) => name?.Split(new char[] { ':' }, 1);
public override string QuoteParamterName(string name) => $"?{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
public override string IsNull(string sql, object value) => $"nvl({sql}, {value})";
public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
public override string Mod(string left, string right, Type leftType, Type rightType) => $"mod({left},{right})";
public override string Div(string left, string right, Type leftType, Type rightType) => $"trunc({left}/{right})";
public override string Now => "current";
public override string NowUtc => "current";
public override string QuoteWriteParamterAdapter(Type type, string paramterName) => paramterName;
protected override string QuoteReadColumnAdapter(Type type, Type mapType, string columnName) => columnName;
public override string GetNoneParamaterSqlValue(List<DbParameter> specialParams, string specialParamFlag, ColumnInfo col, Type type, object value)
{
if (value == null) return "NULL";
if (type.IsNumberType()) return string.Format(CultureInfo.InvariantCulture, "{0}", value);
if (type == typeof(byte[]))
{
var pam = AppendParamter(specialParams, "", null, type, value);
return pam.ParameterName;
}
if (type == typeof(TimeSpan) || type == typeof(TimeSpan?))
{
var ts = (TimeSpan)value;
return $"interval({ts.Days} {ts.Hours}:{ts.Minutes}:{ts.Seconds}.{ts.Milliseconds}) day(9) to fraction";
}
if (type == typeof(DateTime) || type == typeof(DateTime?))
{
if (col?.DbPrecision > 0)
return string.Concat("'", ((DateTime)value).ToString($"yyyy-MM-dd HH:mm:ss.{"f".PadRight(col.DbPrecision, 'f')}"), "'");
return string.Concat("'", ((DateTime)value).ToString("yyyy-MM-dd HH:mm:ss"), "'");
}
if (type == typeof(string) && ((string)value)?.Length > 8000)
{
var pam = AppendParamter(specialParams, "", null, type, value);
((OdbcParameter)pam).OdbcType = OdbcType.Text;
return pam.ParameterName;
}
return FormatSql("{0}", value, 1);
}
}
}

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