SqlNullabilityProcessor.TryMakeNonNullable 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.
Attempts to convert the given selectExpression
, which has a nullable projection, to an identical expression
which does not have a nullable projection. This is used to extract NULLs out of e.g. the parameter argument of SQL Server
OPENJSON, in order to allow a more efficient translation.
[Microsoft.EntityFrameworkCore.Infrastructure.EntityFrameworkInternal]
protected virtual bool TryMakeNonNullable (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression selectExpression, out Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression? rewrittenSelectExpression, out bool? foundNull);
[<Microsoft.EntityFrameworkCore.Infrastructure.EntityFrameworkInternal>]
abstract member TryMakeNonNullable : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression * SelectExpression * Nullable -> bool
override this.TryMakeNonNullable : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression * SelectExpression * Nullable -> bool
Protected Overridable Function TryMakeNonNullable (selectExpression As SelectExpression, ByRef rewrittenSelectExpression As SelectExpression, ByRef foundNull As Nullable(Of Boolean)) As Boolean
Parameters
- selectExpression
- SelectExpression
- rewrittenSelectExpression
- SelectExpression
Returns
- Attributes
Applies to
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Entity Framework