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- 修复 WithTempQuery + Oracle 分页问题；#1519

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This commit is contained in:
2881099
2023-05-23 12:09:19 +08:00
parent 1424649bc3
commit 98c4ce8274
12 changed files with 195 additions and 24 deletions
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9
Providers/FreeSql.Provider.Odbc/SqlServer/Curd/OdbcSqlServerSelect.cs
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@ -41,7 +41,7 @@ namespace FreeSql.Odbc.SqlServer
if (_distinct) sb.Append("DISTINCT ");
//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);
var rownum = "";
if (_limit > 0 || _skip > 0)
{
@ -57,11 +57,14 @@ namespace FreeSql.Odbc.SqlServer
_orderby = _groupby.Replace("GROUP BY ", "ORDER BY ");
}
if (_skip > 0) // 注意这个判断，大于 0 才使用 ROW_NUMBER ，否则属于第一页直接使用 TOP
sb.Append(", ROW_NUMBER() OVER(").Append(_orderby.Trim('\r', '\n', ' ')).Append(") AS __rownum__");
rownum = $", ROW_NUMBER() OVER({_orderby.Trim('\r', '\n', ' ')}) AS __rownum__";
}
sb.Append(" \r\nFROM ");
var tbsjoin = _tables.Where(a => a.Type != SelectTableInfoType.From).ToArray();
var tbsfrom = _tables.Where(a => a.Type == SelectTableInfoType.From).ToArray();
if (string.IsNullOrEmpty(rownum) == false && field == "*")
sb.Append(tbsfrom[0].Alias).Append("."); //#1519 bug
sb.Append(field).Append(rownum);
sb.Append(" \r\nFROM ");
for (var a = 0; a < tbsfrom.Length; a++)
{
var alias = LocalGetTableAlias(tbsfrom[a].Table.Type, tbUnion[tbsfrom[a].Table.Type], tbsfrom[a].Alias, _aliasRule);