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- 修复 SqlServer RowNumber 分页有可能产生顺序不对的 bug；

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This commit is contained in:
2881099
2020-11-22 12:40:02 +08:00
parent db3fa7d575
commit 6ba85cfc75
3 changed files with 6 additions and 164 deletions
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5
Providers/FreeSql.Provider.SqlServer/Curd/SqlServerSelect.cs
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@@ -38,7 +38,8 @@ namespace FreeSql.SqlServer.Curd
var sbnav = new StringBuilder();
sb.Append(_select);
if (_distinct) sb.Append("DISTINCT ");
if (_limit > 0) sb.Append("TOP ").Append(_skip + _limit).Append(" ");
//if (_limit > 0) sb.Append("TOP ").Append(_skip + _limit).Append(" "); //TOP 会引发 __rownum__ 无序的问题
if (_skip <= 0 && _limit > 0) sb.Append("TOP ").Append(_limit).Append(" ");
sb.Append(field);
if (_skip > 0)
{
@@ -123,7 +124,7 @@ namespace FreeSql.SqlServer.Curd
if (_skip <= 0)
sb.Append(_orderby);
else
sb.Insert(0, "WITH t AS ( ").Append(" ) SELECT t.* FROM t where __rownum__ > ").Append(_skip);
sb.Insert(0, "WITH t AS ( ").Append(" ) SELECT t.* FROM t where __rownum__ between ").Append(_skip + 1).Append(" and ").Append(_skip + _limit);
sbnav.Clear();
if (tbUnionsGt0) sb.Append(") ftb");