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- 优化 子查询 sum/min/max/avg 默认加 isnull 防止为 NULL 情况；

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This commit is contained in:
2881099
2022-05-10 09:28:04 +08:00
parent e2d6c890a9
commit 1b84a00696
22 changed files with 178 additions and 187 deletions
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16
FreeSql.Tests/FreeSql.Tests.Provider.Odbc/SqlServer/Curd/SqlServerSelectTest.cs
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@ -820,8 +820,8 @@ ORDER BY newid()", t1);
all = a,
count = (long)select.As("b").Sum(b => b.Id)
});
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, (SELECT sum(b.[Id])
FROM [tb_topic22] b) as6
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, isnull((SELECT sum(b.[Id])
FROM [tb_topic22] b), 0) as6
FROM [tb_topic22] a", subquery);
var subqueryList = select.ToList(a => new
{
@ -837,8 +837,8 @@ FROM [tb_topic22] a", subquery);
all = a,
count = select.As("b").Min(b => b.Id)
});
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, (SELECT min(b.[Id])
FROM [tb_topic22] b) as6
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, isnull((SELECT min(b.[Id])
FROM [tb_topic22] b), 0) as6
FROM [tb_topic22] a", subquery);
var subqueryList = select.ToList(a => new
{
@ -854,8 +854,8 @@ FROM [tb_topic22] a", subquery);
all = a,
count = select.As("b").Max(b => b.Id)
});
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, (SELECT max(b.[Id])
FROM [tb_topic22] b) as6
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, isnull((SELECT max(b.[Id])
FROM [tb_topic22] b), 0) as6
FROM [tb_topic22] a", subquery);
var subqueryList = select.ToList(a => new
{
@ -871,8 +871,8 @@ FROM [tb_topic22] a", subquery);
all = a,
count = select.As("b").Avg(b => b.Id)
});
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, (SELECT avg(b.[Id])
FROM [tb_topic22] b) as6
Assert.Equal(@"SELECT a.[Id] as1, a.[Clicks] as2, a.[TypeGuid] as3, a.[Title] as4, a.[CreateTime] as5, isnull((SELECT avg(b.[Id])
FROM [tb_topic22] b), 0) as6
FROM [tb_topic22] a", subquery);
var subqueryList = select.ToList(a => new
{