SqlNullabilityProcessor.VisitSqlFunction Metode

Definisi

Ruang nama:

Microsoft.EntityFrameworkCore.Query

Rakitan:

Microsoft.EntityFrameworkCore.Relational.dll

Paket:

Microsoft.EntityFrameworkCore.Relational v9.0.0

Sumber:

SqlNullabilityProcessor.cs

SqlFunctionExpression Mengunjungi dan menghitung nullabilitasnya.

protected virtual Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression VisitSqlFunction(Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlFunctionExpression sqlFunctionExpression, bool allowOptimizedExpansion, out bool nullable);

abstract member VisitSqlFunction : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlFunctionExpression * bool * bool -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression
override this.VisitSqlFunction : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlFunctionExpression * bool * bool -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression

Protected Overridable Function VisitSqlFunction (sqlFunctionExpression As SqlFunctionExpression, allowOptimizedExpansion As Boolean, ByRef nullable As Boolean) As SqlExpression

Parameter

sqlFunctionExpression

SqlFunctionExpression

Ekspresi fungsi sql 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.