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- 增加 [Table(AsTable = xx)] 分表特性，完成分表更新数据功能；

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This commit is contained in:
2881099
2022-04-09 11:55:13 +08:00
parent f73c02d8d1
commit d051a27d4e
26 changed files with 1359 additions and 1040 deletions
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64
Providers/FreeSql.Provider.ClickHouse/Curd/ClickHouseUpdate.cs
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@@ -65,11 +65,33 @@ namespace FreeSql.ClickHouse.Curd
sb.Append(")");
}
public override string ToSql()
public override void ToSqlExtension110(StringBuilder sb, bool isAsTableSplited)
{
if (_where.Length == 0 && _source.Any() == false) return null;
if (_where.Length == 0 && _source.Any() == false) return;
if (_table.AsTableImpl != null && isAsTableSplited == false && _source == _sourceOld && _source.Any())
{
var atarr = _source.Select(a => new
{
item = a,
splitKey = _table.AsTableImpl.GetTableNameByColumnValue(_table.AsTableColumn.GetValue(a))
}).GroupBy(a => a.splitKey, a => a.item).ToArray();
if (atarr.Length > 1)
{
var oldSource = _source;
var arrret = new List<List<T1>>();
foreach (var item in atarr)
{
_source = item.ToList();
ToSqlExtension110(sb, true);
sb.Append("\r\n\r\n;\r\n\r\n");
}
_source = oldSource;
if (sb.Length > 0) sb.Remove(sb.Length - 9, 9);
return;
}
}
var sb = new StringBuilder();
sb.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(TableRuleInvoke())).Append(" UPDATE ");
if (_set.Length > 0)
@@ -105,12 +127,12 @@ namespace FreeSql.ClickHouse.Curd
++colidx;
}
}
if (colidx == 0) return null;
if (colidx == 0) return;
}
else if (_source.Count > 1)
{ //批量保存 Source
if (_tempPrimarys.Any() == false) return null;
if (_tempPrimarys.Any() == false) return;
var caseWhen = new StringBuilder();
ToSqlCase(caseWhen, _tempPrimarys);
@@ -160,10 +182,10 @@ namespace FreeSql.ClickHouse.Curd
++colidx;
}
}
if (colidx == 0) return null;
if (colidx == 0) return;
}
else if (_setIncr.Length == 0)
return null;
return;
if (_setIncr.Length > 0)
sb.Append(_set.Length > 0 ? _setIncr.ToString() : _setIncr.ToString().Substring(2));
@@ -186,33 +208,9 @@ namespace FreeSql.ClickHouse.Curd
else
sb.Append(", ").Append(vcname).Append(" = ").Append(_commonUtils.IsNull(vcname, 0)).Append(" + 1");
}
sb.Append(" \r\nWHERE ");
if (_source.Any())
{
if (_tempPrimarys.Any() == false) throw new ArgumentException($"{_table.Type.DisplayCsharp()} 没有定义主键，无法使用 SetSource，请尝试 SetDto");
sb.Append('(').Append(_commonUtils.WhereItems(_tempPrimarys, "", _source)).Append(')');
}
if (_where.Length > 0)
sb.Append(_source.Any() ? _where.ToString() : _where.ToString().Substring(5));
if (_whereGlobalFilter.Any())
{
var globalFilterCondi = _commonExpression.GetWhereCascadeSql(new SelectTableInfo { Table = _table }, _whereGlobalFilter, false);
if (string.IsNullOrEmpty(globalFilterCondi) == false)
sb.Append(" AND ").Append(globalFilterCondi);
}
if (_table.VersionColumn != null)
{
var versionCondi = WhereCaseSource(_table.VersionColumn.CsName, sqlval => sqlval);
if (string.IsNullOrEmpty(versionCondi) == false)
sb.Append(" AND ").Append(versionCondi);
}
ToSqlWhere(sb);
_interceptSql?.Invoke(sb);
return sb.ToString();
return;
}
protected override int SplitExecuteAffrows(int valuesLimit, int parameterLimit)