MigrationsSqlGenerator.ComputedColumnDefinition Método

Definição

Namespace:

Microsoft.EntityFrameworkCore.Migrations

Assembly:

Microsoft.EntityFrameworkCore.Relational.dll

Pacote:

Microsoft.EntityFrameworkCore.Relational v8.0.0

Gera um fragmento SQL para uma definição de coluna computada para os metadados de coluna determinados.

protected virtual void ComputedColumnDefinition (string? schema, string table, string name, Microsoft.EntityFrameworkCore.Migrations.Operations.ColumnOperation operation, Microsoft.EntityFrameworkCore.Metadata.IModel? model, Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder builder);

abstract member ComputedColumnDefinition : string * string * string * Microsoft.EntityFrameworkCore.Migrations.Operations.ColumnOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit
override this.ComputedColumnDefinition : string * string * string * Microsoft.EntityFrameworkCore.Migrations.Operations.ColumnOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit

Protected Overridable Sub ComputedColumnDefinition (schema As String, table As String, name As String, operation As ColumnOperation, model As IModel, builder As MigrationCommandListBuilder)

Parâmetros

schema

String

O esquema que contém a tabela ou null para usar o esquema padrão.

table

String

A tabela que contém a coluna.

name

String

O nome da coluna.

operation

ColumnOperation

Os metadados da coluna.

model

IModel

O modelo de destino que pode ser null se as operações existirem sem um modelo.

builder

MigrationCommandListBuilder

O construtor de comandos a ser usado para adicionar o fragmento SQL.