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SqlNullabilityProcessor.VisitLike(LikeExpression, Boolean, Boolean) Metode

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Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Query
Rakitan:
Microsoft.EntityFrameworkCore.Relational.dll
Paket:
Microsoft.EntityFrameworkCore.Relational v5.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v6.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v7.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v8.0.0

LikeExpression Mengunjungi dan menghitung nullabilitasnya.

protected virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression VisitLike (Microsoft.EntityFrameworkCore.Query.SqlExpressions.LikeExpression likeExpression, bool allowOptimizedExpansion, out bool nullable);
abstract member VisitLike : Microsoft.EntityFrameworkCore.Query.SqlExpressions.LikeExpression * bool * bool -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
override this.VisitLike : Microsoft.EntityFrameworkCore.Query.SqlExpressions.LikeExpression * bool * bool -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
Protected Overridable Function VisitLike (likeExpression As LikeExpression, allowOptimizedExpansion As Boolean, ByRef nullable As Boolean) As SqlExpression

Parameter

likeExpression
LikeExpression

Ekspresi suka untuk dikunjungi.

allowOptimizedExpansion
Boolean

Nilai bool yang menunjukkan apakah ekspansi yang dioptimalkan yang menganggap nilai null sebagai nilai palsu diizinkan.

nullable
Boolean

Nilai bool yang menunjukkan apakah ekspresi sql dapat diubah ke null.

Mengembalikan

SqlExpression

Ekspresi sql yang dioptimalkan.

Berlaku untuk