QuerySqlGenerator.VisitFromSql(FromSqlExpression) 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Query

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v8.0.0

访问 from sql 表达式的子级。

protected override System.Linq.Expressions.Expression VisitFromSql (Microsoft.EntityFrameworkCore.Query.SqlExpressions.FromSqlExpression fromSqlExpression);

override this.VisitFromSql : Microsoft.EntityFrameworkCore.Query.SqlExpressions.FromSqlExpression -> System.Linq.Expressions.Expression

Protected Overrides Function VisitFromSql (fromSqlExpression As FromSqlExpression) As Expression

参数

fromSqlExpression

FromSqlExpression

要访问的表达式。

返回

Expression

如果修改了该表达式或任何子表达式，则为修改后的表达式；否则返回原始表达式。