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fix FromQuery 别名 bug

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This commit is contained in:
2881099 2022-07-26 11:12:43 +08:00
parent cb842706ec
commit ce1fabd712
3 changed files with 65 additions and 11 deletions
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9
FreeSql.DbContext/FreeSql.DbContext.xml
View File

@ -733,15 +733,6 @@
<param name="modelBuilder"></param>
<returns></returns>
</member>
<member name="M:FreeSqlDbContextExtensions.ApplyConfigurationsFromAssembly(FreeSql.ICodeFirst,System.Reflection.Assembly,System.Func{System.Type,System.Boolean})">
<summary>
根据Assembly扫描所有继承IEntityTypeConfiguration&lt;T&gt;的配置类
</summary>
<param name="codeFirst"></param>
<param name="assembly"></param>
<param name="predicate"></param>
<returns></returns>
</member>
<member name="M:FreeSqlDbContextExtensions.CreateDbContext(IFreeSql)">
<summary>
创建普通数据上下文档对象

61
FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerSelectWithTempQueryTest.cs
View File

@ -903,6 +903,67 @@ LEFT JOIN (
WHERE (a.[Id] > 0 AND b.[UserId] > 0)
GROUP BY a.[Nickname]";
Assert.Equal(sql13, assertSql13);
var sql14 = fsql.Select<TwoTablePartitionBy_User>()
.Where(a => a.Id > 0)
.WithTempQuery(a => new
{
item = a,
rownum = SqlExt.RowNumber().Over().PartitionBy(a.Nickname).OrderBy(a.Id).ToValue()
})
.Where(a => a.rownum == 1)
.FromQuery(fsql.Select<TwoTablePartitionBy_UserExt>().Where(b => b.UserId > 0))
.InnerJoin((a, b) => a.item.Id == b.UserId)
.ToSql((a, b) => new
{
user = a.item,
rownum = a.rownum,
userext = b
});
var assertSql14 = @"SELECT a.[Id] as1, a.[Nickname] as2, a.[rownum] as3, b.[UserId] as4, b.[Remark] as5
FROM (
SELECT a.[Id], a.[Nickname], row_number() over( partition by a.[Nickname] order by a.[Id]) [rownum]
FROM [TwoTablePartitionBy_User] a
WHERE (a.[Id] > 0) ) a
INNER JOIN (
SELECT a.[UserId], a.[Remark]
FROM [TwoTablePartitionBy_UserExt] a
WHERE (a.[UserId] > 0)) b ON a.[Id] = b.[UserId]
WHERE (a.[rownum] = 1)";
Assert.Equal(sql14, assertSql14);
var list14 = fsql.Select<TwoTablePartitionBy_User>()
.Where(a => a.Id > 0)
.WithTempQuery(a => new
{
item = a,
rownum = SqlExt.RowNumber().Over().PartitionBy(a.Nickname).OrderBy(a.Id).ToValue()
})
.Where(a => a.rownum == 1)
.FromQuery(fsql.Select<TwoTablePartitionBy_UserExt>().Where(b => b.UserId > 0))
.InnerJoin((a, b) => a.item.Id == b.UserId)
.ToList((a, b) => new
{
user = a.item,
rownum = a.rownum,
userext = b
});
Assert.Equal(list14.Count, 3);
Assert.Equal(list14[0].rownum, 1);
Assert.Equal(list14[0].user.Id, 1);
Assert.Equal(list14[0].user.Nickname, "name01");
Assert.Equal(list14[0].userext.UserId, 1);
Assert.Equal(list14[0].userext.Remark, "remark01");
Assert.Equal(list14[1].rownum, 1);
Assert.Equal(list14[1].user.Id, 4);
Assert.Equal(list14[1].user.Nickname, "name02");
Assert.Equal(list14[1].userext.UserId, 4);
Assert.Equal(list14[1].userext.Remark, "remark04");
Assert.Equal(list14[2].rownum, 1);
Assert.Equal(list14[2].user.Id, 5);
Assert.Equal(list14[2].user.Nickname, "name03");
Assert.Equal(list14[2].userext.UserId, 5);
Assert.Equal(list14[2].userext.Remark, "remark05");
}
class TwoTablePartitionBy_User
{

6
FreeSql/Internal/CommonProvider/SelectProvider/Select0Provider.cs
View File

@ -203,6 +203,8 @@ namespace FreeSql.Internal.CommonProvider
{
ParseExpMapResult = null;
ParseExpMatchedTable = GetOutsideSelectTable(members.FirstOrDefault()?.GetParameter());
if (ParseExpMatchedTable == null) return null;
var insideIndex = _outsideTable.FindIndex(a => a == ParseExpMatchedTable);
if (insideIndex == -1)
{
@ -226,14 +228,14 @@ namespace FreeSql.Internal.CommonProvider
}
public SelectTableInfo GetOutsideSelectTable(ParameterExpression parameterExp)
{
if (parameterExp == null) return _outsideTable[0];
if (parameterExp == null) return null;
var find = _outsideTable.Where(a => a.Parameter == parameterExp).ToArray();
if (find.Length == 1) return find[0];
find = _outsideTable.Where(a => a.Table.Type == parameterExp.Type).ToArray();
if (find.Length == 1) return find[0];
find = _outsideTable.Where(a => a.Alias == parameterExp.Name).ToArray();
if (find.Length == 1) return find[0];
return _outsideTable[0];
return null;
}
}