DefaultQuerySqlGenerator.VisitIsNull(IsNullExpression) 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Query.Sql

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v2.2.6

Source:

DefaultQuerySqlGenerator.cs

访问 IsNullExpression。

public virtual System.Linq.Expressions.Expression VisitIsNull (Microsoft.EntityFrameworkCore.Query.Expressions.IsNullExpression isNullExpression);

abstract member VisitIsNull : Microsoft.EntityFrameworkCore.Query.Expressions.IsNullExpression -> System.Linq.Expressions.Expression
override this.VisitIsNull : Microsoft.EntityFrameworkCore.Query.Expressions.IsNullExpression -> System.Linq.Expressions.Expression

Public Overridable Function VisitIsNull (isNullExpression As IsNullExpression) As Expression

参数

isNullExpression

IsNullExpression

为 null 表达式。

返回

Expression

表达式。

实现

VisitIsNull(IsNullExpression)