SqlNullabilityProcessor.TryMakeNonNullable Method
Definition
Important
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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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