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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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22
FreeSql.Tests/FreeSql.Tests.Provider.Odbc/Oracle/Curd/OracleSelectTest.cs
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@ -1,4 +1,4 @@
using FreeSql.DataAnnotations;
using FreeSql.DataAnnotations;
using System;
using System.Collections.Generic;
using System.Linq;
@ -865,8 +865,8 @@ ORDER BY dbms_random.value) t WHERE ROWNUM < 11", 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, nvl((SELECT sum(b.""ID"")
FROM ""TB_TOPIC22"" b), 0) as6
FROM ""TB_TOPIC22"" a", subquery);
var subqueryList = select.ToList(a => new
{
@ -882,8 +882,8 @@ 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, nvl((SELECT min(b.""ID"")
FROM ""TB_TOPIC22"" b), 0) as6
FROM ""TB_TOPIC22"" a", subquery);
var subqueryList = select.ToList(a => new
{
@ -899,8 +899,8 @@ 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, nvl((SELECT max(b.""ID"")
FROM ""TB_TOPIC22"" b), 0) as6
FROM ""TB_TOPIC22"" a", subquery);
var subqueryList = select.ToList(a => new
{
@ -916,13 +916,13 @@ 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, nvl((SELECT avg(b.""ID"")
FROM ""TB_TOPIC22"" b), 0) as6
FROM ""TB_TOPIC22"" a", subquery);
var subqueryList = select.ToList(a => new
var subqueryList = select.Limit(10).ToList(a => new
{
all = a,
count = select.As("b").Avg(b => b.Id)
count = select.As("b").Limit(10).Avg(b => b.Id)
});
}
[Fact]