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ReaderColumn<T> Konstruktor

  • Referensi

Definisi

Ruang nama:
Microsoft.EntityFrameworkCore.Storage
Rakitan:
Microsoft.EntityFrameworkCore.Relational.dll
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

Overload

ReaderColumn<T>(Boolean, String, Func<DbDataReader,Int32[],T>)
Kedaluwarsa.

Membuat instans ReaderColumn<T> baru kelas.
ReaderColumn<T>(Boolean, String, IPropertyBase, Func<DbDataReader,Int32[],T>)

Membuat instans ReaderColumn<T> baru kelas.

ReaderColumn<T>(Boolean, String, Func<DbDataReader,Int32[],T>)

Perhatian

Use constructor which also takes IPropertyBase.

Membuat instans ReaderColumn<T> baru kelas.

public ReaderColumn (bool nullable, string name, Func<System.Data.Common.DbDataReader,int[],T> getFieldValue);
[System.Obsolete("Use constructor which also takes IPropertyBase.")]
public ReaderColumn (bool nullable, string name, Func<System.Data.Common.DbDataReader,int[],T> getFieldValue);
[System.Obsolete("Use constructor which also takes IPropertyBase.")]
public ReaderColumn (bool nullable, string? name, Func<System.Data.Common.DbDataReader,int[],T> getFieldValue);
new Microsoft.EntityFrameworkCore.Storage.ReaderColumn<'T> : bool * string * Func<System.Data.Common.DbDataReader, int[], 'T> -> Microsoft.EntityFrameworkCore.Storage.ReaderColumn<'T>
[<System.Obsolete("Use constructor which also takes IPropertyBase.")>]
new Microsoft.EntityFrameworkCore.Storage.ReaderColumn<'T> : bool * string * Func<System.Data.Common.DbDataReader, int[], 'T> -> Microsoft.EntityFrameworkCore.Storage.ReaderColumn<'T>
Public Sub New (nullable As Boolean, name As String, getFieldValue As Func(Of DbDataReader, Integer(), T))

Parameter

nullable
Boolean

Nilai yang menunjukkan apakah kolom dapat diubah ke null.

name
String

Nama kolom.

getFieldValue
Func<DbDataReader,Int32[],T>

Fungsi untuk mendapatkan nilai bidang untuk kolom dari pembaca.

Atribut
ObsoleteAttribute

Berlaku untuk

ReaderColumn<T>(Boolean, String, IPropertyBase, Func<DbDataReader,Int32[],T>)

Membuat instans ReaderColumn<T> baru kelas.

public ReaderColumn (bool nullable, string name, Microsoft.EntityFrameworkCore.Metadata.IPropertyBase property, Func<System.Data.Common.DbDataReader,int[],T> getFieldValue);
public ReaderColumn (bool nullable, string? name, Microsoft.EntityFrameworkCore.Metadata.IPropertyBase? property, Func<System.Data.Common.DbDataReader,int[],T> getFieldValue);
new Microsoft.EntityFrameworkCore.Storage.ReaderColumn<'T> : bool * string * Microsoft.EntityFrameworkCore.Metadata.IPropertyBase * Func<System.Data.Common.DbDataReader, int[], 'T> -> Microsoft.EntityFrameworkCore.Storage.ReaderColumn<'T>
Public Sub New (nullable As Boolean, name As String, property As IPropertyBase, getFieldValue As Func(Of DbDataReader, Integer(), T))

Parameter

nullable
Boolean

Nilai yang menunjukkan apakah kolom dapat diubah ke null.

name
String

Nama kolom.

property
IPropertyBase

Properti sedang dibaca jika ada, null sebaliknya.

getFieldValue
Func<DbDataReader,Int32[],T>

Fungsi untuk mendapatkan nilai bidang untuk kolom dari pembaca.

Berlaku untuk