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- 增加 人大金仓 Ado.Net 实现 FreeSql.Provider.KingbaseES #325；

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28810
2020-08-21 19:46:23 +08:00
parent 7fcae30d5b
commit f7ce4dc636
55 changed files with 12596 additions and 10 deletions
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169
Providers/FreeSql.Provider.KingbaseES/Curd/KingbaseESUpdate.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.Tasks;
namespace FreeSql.KingbaseES
{
class KingbaseESUpdate<T1> : Internal.CommonProvider.UpdateProvider<T1> where T1 : class
{
public KingbaseESUpdate(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere)
: base(orm, commonUtils, commonExpression, dywhere)
{
}
internal string InternalTableAlias { get; set; }
internal StringBuilder InternalSbSet => _set;
internal StringBuilder InternalSbSetIncr => _setIncr;
internal Dictionary<string, bool> InternalIgnore => _ignore;
internal void InternalResetSource(List<T1> source) => _source = source;
internal string InternalWhereCaseSource(string CsName, Func<string, string> thenValue) => WhereCaseSource(CsName, thenValue);
internal void InternalToSqlCaseWhenEnd(StringBuilder sb, ColumnInfo col) => ToSqlCaseWhenEnd(sb, col);
public override int ExecuteAffrows() => base.SplitExecuteAffrows(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
public override List<T1> ExecuteUpdated() => base.SplitExecuteUpdated(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
protected override List<T1> RawExecuteUpdated()
{
var sql = this.ToSql();
if (string.IsNullOrEmpty(sql)) return new List<T1>();
var sb = new StringBuilder();
sb.Append(sql).Append(" RETURNING ");
var colidx = 0;
foreach (var col in _table.Columns.Values)
{
if (colidx > 0) sb.Append(", ");
sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
++colidx;
}
sql = sb.ToString();
var dbParms = _params.Concat(_paramsSource).ToArray();
var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Update, sql, dbParms);
_orm.Aop.CurdBeforeHandler?.Invoke(this, before);
var ret = new List<T1>();
Exception exception = null;
try
{
ret = _orm.Ado.Query<T1>(_table.TypeLazy ?? _table.Type, _connection, _transaction, CommandType.Text, sql, dbParms);
ValidateVersionAndThrow(ret.Count, sql, dbParms);
}
catch (Exception ex)
{
exception = ex;
throw ex;
}
finally
{
var after = new Aop.CurdAfterEventArgs(before, exception, ret);
_orm.Aop.CurdAfterHandler?.Invoke(this, after);
}
return ret;
}
protected override void ToSqlCase(StringBuilder caseWhen, ColumnInfo[] primarys)
{
if (_table.Primarys.Length == 1)
{
var pk = _table.Primarys.First();
if (string.IsNullOrEmpty(InternalTableAlias) == false) caseWhen.Append(InternalTableAlias).Append(".");
caseWhen.Append(_commonUtils.QuoteReadColumn(pk.CsType, pk.Attribute.MapType, _commonUtils.QuoteSqlName(pk.Attribute.Name)));
return;
}
caseWhen.Append("(");
var pkidx = 0;
foreach (var pk in _table.Primarys)
{
if (pkidx > 0) caseWhen.Append(" || '+' || ");
if (string.IsNullOrEmpty(InternalTableAlias) == false) caseWhen.Append(InternalTableAlias).Append(".");
caseWhen.Append(_commonUtils.QuoteReadColumn(pk.CsType, pk.Attribute.MapType, _commonUtils.QuoteSqlName(pk.Attribute.Name))).Append("::text");
++pkidx;
}
caseWhen.Append(")");
}
protected override void ToSqlWhen(StringBuilder sb, ColumnInfo[] primarys, object d)
{
if (_table.Primarys.Length == 1)
{
sb.Append(_commonUtils.FormatSql("{0}", _table.Primarys[0].GetDbValue(d)));
return;
}
sb.Append("(");
var pkidx = 0;
foreach (var pk in _table.Primarys)
{
if (pkidx > 0) sb.Append(" || '+' || ");
sb.Append(_commonUtils.FormatSql("{0}", pk.GetDbValue(d))).Append("::text");
++pkidx;
}
sb.Append(")");
}
protected override void ToSqlCaseWhenEnd(StringBuilder sb, ColumnInfo col)
{
if (_noneParameter == false) return;
if (col.Attribute.MapType == typeof(string))
{
sb.Append("::text");
return;
}
var dbtype = _commonUtils.CodeFirst.GetDbInfo(col.Attribute.MapType)?.dbtype;
if (dbtype == null) return;
sb.Append("::").Append(dbtype);
}
#if net40
#else
public override Task<int> ExecuteAffrowsAsync() => base.SplitExecuteAffrowsAsync(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
public override Task<List<T1>> ExecuteUpdatedAsync() => base.SplitExecuteUpdatedAsync(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
async protected override Task<List<T1>> RawExecuteUpdatedAsync()
{
var sql = this.ToSql();
if (string.IsNullOrEmpty(sql)) return new List<T1>();
var sb = new StringBuilder();
sb.Append(sql).Append(" RETURNING ");
var colidx = 0;
foreach (var col in _table.Columns.Values)
{
if (colidx > 0) sb.Append(", ");
sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
++colidx;
}
sql = sb.ToString();
var dbParms = _params.Concat(_paramsSource).ToArray();
var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Update, sql, dbParms);
_orm.Aop.CurdBeforeHandler?.Invoke(this, before);
var ret = new List<T1>();
Exception exception = null;
try
{
ret = await _orm.Ado.QueryAsync<T1>(_table.TypeLazy ?? _table.Type, _connection, _transaction, CommandType.Text, sql, dbParms);
ValidateVersionAndThrow(ret.Count, sql, dbParms);
}
catch (Exception ex)
{
exception = ex;
throw ex;
}
finally
{
var after = new Aop.CurdAfterEventArgs(before, exception, ret);
_orm.Aop.CurdAfterHandler?.Invoke(this, after);
}
return ret;
}
#endif
}
}