SqlNullabilityProcessor.VisitSqlParameter Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Visits a SqlParameterExpression and computes its nullability.
protected virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression VisitSqlParameter (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlParameterExpression sqlParameterExpression, bool allowOptimizedExpansion, out bool nullable);
abstract member VisitSqlParameter : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlParameterExpression * bool * bool -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
override this.VisitSqlParameter : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlParameterExpression * bool * bool -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
Protected Overridable Function VisitSqlParameter (sqlParameterExpression As SqlParameterExpression, allowOptimizedExpansion As Boolean, ByRef nullable As Boolean) As SqlExpression
Parameters
- sqlParameterExpression
- SqlParameterExpression
A sql parameter expression to visit.
- allowOptimizedExpansion
- Boolean
A bool value indicating if optimized expansion which considers null value as false value is allowed.
- nullable
- Boolean
A bool value indicating whether the sql expression is nullable.
Returns
An optimized sql expression.
Applies to
Entity Framework
Feedback
https://aka.ms/ContentUserFeedback.
Binnenkort beschikbaar: In de loop van 2024 zullen we GitHub-problemen geleidelijk uitfaseren als het feedbackmechanisme voor inhoud en deze vervangen door een nieuw feedbacksysteem. Zie voor meer informatie:Feedback verzenden en weergeven voor