tk/FreeSql
1
0
Fork 0
mirror of https://github.com/nsnail/FreeSql.git synced 2025-06-19 12:28:15 +08:00
Code Issues Packages Projects Releases Wiki Activity

- 完善 WithTempQuery + FromQuery 分组嵌套；

Browse Source
This commit is contained in:
2881099
2022-07-25 16:08:29 +08:00
parent 9767656a87
commit a419036999
4 changed files with 242 additions and 225 deletions
Download Patch File Download Diff File Expand all files Collapse all files

41
FreeSql.Tests/FreeSql.Tests/SqlServer/Curd/SqlServerSelectWithTempQueryTest.cs
View File

@ -672,6 +672,47 @@ WHERE (a.[rownum] = 1) AND ((a.[Nickname] = N'name03' OR a.[Nickname] = N'name02
Assert.Equal(list10[1].rownum, 1);
Assert.Equal(list10[1].Id, 0);
Assert.Null(list10[1].remark);
var sql11 = fsql.Select<TwoTablePartitionBy_User>()
.WithTempQuery(a => new
{
user = 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).GroupBy(b => b.UserId).WithTempQuery(b => new { uid = b.Key, rownum = b.Sum(b.Value.UserId) }))
.InnerJoin((a, b) => a.user.Id == b.uid)
.Where((a, b) => a.user.Nickname == "name03" || a.user.Nickname == "name02")
.ToSql((a, b) => new TwoTablePartitionBy_UserDto());
var assertSql11 = @"SELECT a.[rownum] as1
FROM (
SELECT a.[Id], a.[Nickname], row_number() over( partition by a.[Nickname] order by a.[Id]) [rownum]
FROM [TwoTablePartitionBy_User] a ) a
INNER JOIN ( SELECT a.[UserId] [uid], sum(a.[UserId]) [rownum]
FROM [TwoTablePartitionBy_UserExt] a
WHERE (a.[UserId] > 0)
GROUP BY a.[UserId] ) b ON a.[Id] = b.[uid]
WHERE (a.[rownum] = 1) AND ((a.[Nickname] = N'name03' OR a.[Nickname] = N'name02'))";
Assert.Equal(sql11, assertSql11);
var list11 = fsql.Select<TwoTablePartitionBy_User>()
.WithTempQuery(a => new
{
user = 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).GroupBy(b => b.UserId).WithTempQuery(b => new { uid = b.Key, rownum = b.Sum(b.Value.UserId) }))
.InnerJoin((a, b) => a.user.Id == b.uid)
.Where((a, b) => a.user.Nickname == "name03" || a.user.Nickname == "name02")
.ToList<TwoTablePartitionBy_UserDto>();
Assert.Equal(list11.Count, 2);
Assert.Equal(list11[0].rownum, 1);
Assert.Equal(list11[0].Id, 0);
Assert.Null(list11[0].remark);
Assert.Equal(list11[1].rownum, 1);
Assert.Equal(list11[1].Id, 0);
Assert.Null(list11[1].remark);
}
class TwoTablePartitionBy_User
{