QuerySqlGenerator.VisitCollate(CollateExpression) 方法
定义
重要
一些信息与预发行产品相关，相应产品在发行之前可能会进行重大修改。 对于此处提供的信息，Microsoft 不作任何明示或暗示的担保。
为 COLLATE 表达式生成 SQL。
protected override System.Linq.Expressions.Expression VisitCollate(Microsoft.EntityFrameworkCore.Query.SqlExpressions.CollateExpression collateExpression);protected virtual System.Linq.Expressions.Expression VisitCollate(Microsoft.EntityFrameworkCore.Query.SqlExpressions.CollateExpression collateExpression);protected override System.Linq.Expressions.Expression VisitCollate(Microsoft.EntityFrameworkCore.Query.SqlExpressions.CollateExpression collateExpresion);override this.VisitCollate : Microsoft.EntityFrameworkCore.Query.SqlExpressions.CollateExpression -> System.Linq.Expressions.Expressionabstract member VisitCollate : Microsoft.EntityFrameworkCore.Query.SqlExpressions.CollateExpression -> System.Linq.Expressions.Expression
override this.VisitCollate : Microsoft.EntityFrameworkCore.Query.SqlExpressions.CollateExpression -> System.Linq.Expressions.Expressionoverride this.VisitCollate : Microsoft.EntityFrameworkCore.Query.SqlExpressions.CollateExpression -> System.Linq.Expressions.ExpressionProtected Overrides Function VisitCollate (collateExpression As CollateExpression) As ExpressionProtected Overridable Function VisitCollate (collateExpression As CollateExpression) As ExpressionProtected Overrides Function VisitCollate (collateExpresion As CollateExpression) As Expression参数
- collateExpressioncollateExpresion
- CollateExpression
CollateExpression要为其生成 SQL。
返回
修改后的表达式（如果修改了该表达式或任何子表达式）;否则，返回原始表达式。
