ISqlExpressionFactory.Convert Metode

  • Referensi

Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Query
Rakitan:
Microsoft.EntityFrameworkCore.Relational.dll
Paket:
Microsoft.EntityFrameworkCore.Relational v3.0.0
Paket:
Microsoft.EntityFrameworkCore.Relational v3.1.0
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

Membuat baru SqlUnaryExpression yang mewakili transmisi ekspresi SQL ke jenis yang berbeda.

public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlUnaryExpression Convert (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression operand, Type type, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping typeMapping = default);
public Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlUnaryExpression Convert (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression operand, Type type, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping = default);
abstract member Convert : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlExpression * Type * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.SqlUnaryExpression
Public Function Convert (operand As SqlExpression, type As Type, Optional typeMapping As RelationalTypeMapping = Nothing) As SqlUnaryExpression

Parameter

operand
SqlExpression

A SqlExpression untuk dilemparkan.

type
Type

Jenis ekspresi yang dikembalikan setelah transmisi.

typeMapping
RelationalTypeMapping

Pemetaan jenis relasional yang akan digunakan untuk konversi.

Mengembalikan

SqlUnaryExpression

Ekspresi yang mewakili operasi transmisi di pohon SQL.

Berlaku untuk