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MigrationBuilder.AlterTable Method

  • Reference

Definition

Namespace:
Microsoft.EntityFrameworkCore.Migrations
Assembly:
Microsoft.EntityFrameworkCore.Relational.dll
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
Package:
Microsoft.EntityFrameworkCore.Relational v9.0.0

Overloads

AlterTable(String, String)

Builds an AlterTableOperation to alter an existing table.
AlterTable(String, String, String, String)

Builds an AlterTableOperation to alter an existing table.

AlterTable(String, String)

Source:
MigrationBuilder.cs
Source:
MigrationBuilder.cs

Builds an AlterTableOperation to alter an existing table.

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.AlterOperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AlterTableOperation> AlterTable (string name, string schema = default);
abstract member AlterTable : string * string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.AlterOperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AlterTableOperation>
override this.AlterTable : string * string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.AlterOperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AlterTableOperation>
Public Overridable Function AlterTable (name As String, Optional schema As String = Nothing) As AlterOperationBuilder(Of AlterTableOperation)

Parameters

name
String

The table name.

schema
String

The schema that contains the table, or null to use the default schema.

Returns

AlterOperationBuilder<AlterTableOperation>

A builder to allow annotations to be added to the operation.

Applies to

AlterTable(String, String, String, String)

Source:
MigrationBuilder.cs
Source:
MigrationBuilder.cs
Source:
MigrationBuilder.cs
Source:
MigrationBuilder.cs
Source:
MigrationBuilder.cs
Source:
MigrationBuilder.cs
Source:
MigrationBuilder.cs

Builds an AlterTableOperation to alter an existing table.

public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.AlterOperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AlterTableOperation> AlterTable (string name, string schema = default, string comment = default, string oldComment = default);
public virtual Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.AlterOperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AlterTableOperation> AlterTable (string name, string? schema = default, string? comment = default, string? oldComment = default);
abstract member AlterTable : string * string * string * string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.AlterOperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AlterTableOperation>
override this.AlterTable : string * string * string * string -> Microsoft.EntityFrameworkCore.Migrations.Operations.Builders.AlterOperationBuilder<Microsoft.EntityFrameworkCore.Migrations.Operations.AlterTableOperation>
Public Overridable Function AlterTable (name As String, Optional schema As String = Nothing, Optional comment As String = Nothing, Optional oldComment As String = Nothing) As AlterOperationBuilder(Of AlterTableOperation)

Parameters

name
String

The table name.

schema
String

The schema that contains the table, or null to use the default schema.

comment
String

A comment to associate with the table.

oldComment
String

The previous comment to associate with the table.

Returns

AlterOperationBuilder<AlterTableOperation>

A builder to allow annotations to be added to the operation.

Remarks

See Database migrations for more information and examples.

Applies to