Bagikan melalui

ExistsExpression Konstruktor

  • Referensi

Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Query.SqlExpressions
Rakitan:
Microsoft.EntityFrameworkCore.Relational.dll
Paket:
Microsoft.EntityFrameworkCore.Relational v8.0.0
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

Overload

ExistsExpression(SelectExpression, RelationalTypeMapping)

Membuat instans ExistsExpression baru kelas.
ExistsExpression(SelectExpression, Boolean, RelationalTypeMapping)

Membuat instans ExistsExpression baru kelas.

ExistsExpression(SelectExpression, RelationalTypeMapping)

Membuat instans ExistsExpression baru kelas.

public ExistsExpression (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression subquery, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping);
new Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpression : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpression
Public Sub New (subquery As SelectExpression, typeMapping As RelationalTypeMapping)

Parameter

subquery
SelectExpression

Subkueri untuk memeriksa keberadaan.

typeMapping
RelationalTypeMapping

Yang RelationalTypeMapping terkait dengan ekspresi.

Berlaku untuk

ExistsExpression(SelectExpression, Boolean, RelationalTypeMapping)

Membuat instans ExistsExpression baru kelas.

public ExistsExpression (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression subquery, bool negated, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping typeMapping);
public ExistsExpression (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression subquery, bool negated, Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping? typeMapping);
new Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpression : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression * bool * Microsoft.EntityFrameworkCore.Storage.RelationalTypeMapping -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpression
Public Sub New (subquery As SelectExpression, negated As Boolean, typeMapping As RelationalTypeMapping)

Parameter

subquery
SelectExpression

Subkueri untuk memeriksa keberadaan.

negated
Boolean

Nilai yang menunjukkan apakah pemeriksaan keberadaan dinegasikan.

typeMapping
RelationalTypeMapping

Yang RelationalTypeMapping terkait dengan ekspresi.

Berlaku untuk