RelationalTypeMapping.CreateParameter Method

Reference

Definition

Namespace:: Microsoft.EntityFrameworkCore.Storage

Assembly:: Microsoft.EntityFrameworkCore.Relational.dll

Package:: Microsoft.EntityFrameworkCore.Relational v1.0.6

Package:: Microsoft.EntityFrameworkCore.Relational v1.1.6

Package:: Microsoft.EntityFrameworkCore.Relational v2.0.3

Package:: Microsoft.EntityFrameworkCore.Relational v2.1.11

Package:: Microsoft.EntityFrameworkCore.Relational v2.2.6

Package:: Microsoft.EntityFrameworkCore.Relational v3.0.0

Package:: Microsoft.EntityFrameworkCore.Relational v3.1.0

Package:: Microsoft.EntityFrameworkCore.Relational v5.0.0

Package:: Microsoft.EntityFrameworkCore.Relational v6.0.0

Package:: Microsoft.EntityFrameworkCore.Relational v7.0.0

Package:: Microsoft.EntityFrameworkCore.Relational v8.0.0

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Overloads

CreateParameter(DbCommand, String, Object, Nullable<Boolean>)	Creates a DbParameter with the appropriate type information configured.
CreateParameter(DbCommand, String, Object, Nullable<Boolean>, ParameterDirection)	Creates a DbParameter with the appropriate type information configured.

CreateParameter(DbCommand, String, Object, Nullable<Boolean>)

Creates a DbParameter with the appropriate type information configured.

public virtual System.Data.Common.DbParameter CreateParameter (System.Data.Common.DbCommand command, string name, object value, bool? nullable = default);

public virtual System.Data.Common.DbParameter CreateParameter (System.Data.Common.DbCommand command, string name, object? value, bool? nullable = default);

abstract member CreateParameter : System.Data.Common.DbCommand * string * obj * Nullable<bool> -> System.Data.Common.DbParameter
override this.CreateParameter : System.Data.Common.DbCommand * string * obj * Nullable<bool> -> System.Data.Common.DbParameter

Public Overridable Function CreateParameter (command As DbCommand, name As String, value As Object, Optional nullable As Nullable(Of Boolean) = Nothing) As DbParameter

Parameters

command: DbCommand

The command the parameter should be created on.

name: String

The name of the parameter.

value: Object

The value to be assigned to the parameter.

nullable: Nullable<Boolean>

A value indicating whether the parameter should be a nullable type.

Returns

DbParameter

The newly created parameter.

Applies to

CreateParameter(DbCommand, String, Object, Nullable<Boolean>, ParameterDirection)

Creates a DbParameter with the appropriate type information configured.

public virtual System.Data.Common.DbParameter CreateParameter (System.Data.Common.DbCommand command, string name, object? value, bool? nullable = default, System.Data.ParameterDirection direction = System.Data.ParameterDirection.Input);

abstract member CreateParameter : System.Data.Common.DbCommand * string * obj * Nullable<bool> * System.Data.ParameterDirection -> System.Data.Common.DbParameter
override this.CreateParameter : System.Data.Common.DbCommand * string * obj * Nullable<bool> * System.Data.ParameterDirection -> System.Data.Common.DbParameter

Public Overridable Function CreateParameter (command As DbCommand, name As String, value As Object, Optional nullable As Nullable(Of Boolean) = Nothing, Optional direction As ParameterDirection = System.Data.ParameterDirection.Input) As DbParameter