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update exp to sql

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This commit is contained in:
sunkaixuna 2021-12-25 14:58:12 +08:00
parent cf4ec53150
commit 3103209232
2 changed files with 21 additions and 5 deletions
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13
Src/Asp.Net/SqlServerTest/UnitTest/Updateable.cs
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@ -116,6 +116,19 @@ namespace OrmTest
.Where(it => it.a)
.ExecuteCommand();
Db.Queryable<Unitbluecopy>().Select(it => new Unitbluecopy() { x = it.x - SqlFunc.Subqueryable<Unitbluecopy>().Select(s => s.Id) }).ToList();
Db.Updateable<Unitbluecopy>()
.SetColumns(it => new Unitbluecopy() { x=it.x- SqlFunc.Subqueryable<Unitbluecopy>().Select(s=>s.Id) })
.Where(it => it.Id>0)
.ExecuteCommand();
Db.Updateable<Unitbluecopy>()
.SetColumns(it => it.x == it.x - SqlFunc.Subqueryable<Unitbluecopy>().Select(s => s.Id) )
.Where(it => it.Id > 0)
.ExecuteCommand();
Db.Updateable<Unitbluecopy>(new Unitbluecopy() { }).WhereColumns(it => it.Id).ExecuteCommand();
Db.Updateable<Unitbluecopy>(Db.Queryable<Unitbluecopy>().ToList()).WhereColumns(it => it.Id).ExecuteCommand();
}

3
Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/SubResolve.cs
View File

@ -57,6 +57,8 @@ namespace SqlSugar
{
var subExp = (context.Expression as BinaryExpression).Left is MethodCallExpression ? (context.Expression as BinaryExpression).Left : (context.Expression as BinaryExpression).Right;
if (subExp is MethodCallExpression)
{
var meExp = ((subExp as MethodCallExpression).Object as MethodCallExpression).Arguments[0] as LambdaExpression;
var selfParameterName = meExp.Parameters.First().Name;
context.SingleTableNameSubqueryShortName = (((meExp.Body as BinaryExpression).Left as MemberExpression).Expression as ParameterExpression).Name;
@ -65,6 +67,7 @@ namespace SqlSugar
context.SingleTableNameSubqueryShortName = (((meExp.Body as BinaryExpression).Right as MemberExpression).Expression as ParameterExpression).Name;
}
}
}
else if (context.RootExpression!=null&&context.Expression.GetType().Name == "SimpleBinaryExpression")
{
var name = (this.context.RootExpression as LambdaExpression).Parameters[0].Name;