共用方式為

MigrationsSqlGenerator.CheckConstraint 方法

  • 參考

定義

命名空間:
Microsoft.EntityFrameworkCore.Migrations
組件:
Microsoft.EntityFrameworkCore.Relational.dll
套件:
Microsoft.EntityFrameworkCore.Relational v5.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v6.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v7.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v8.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v3.0.0
套件:
Microsoft.EntityFrameworkCore.Relational v3.1.0

多載

CheckConstraint(AddCheckConstraintOperation, IModel, MigrationCommandListBuilder)

為 的檢查條件約束 AddCheckConstraintOperation 產生 SQL 片段。
CheckConstraint(CreateCheckConstraintOperation, IModel, MigrationCommandListBuilder)

為 的檢查條件約束 CreateCheckConstraintOperation 產生 SQL 片段。

CheckConstraint(AddCheckConstraintOperation, IModel, MigrationCommandListBuilder)

為 的檢查條件約束 AddCheckConstraintOperation 產生 SQL 片段。

protected virtual void CheckConstraint (Microsoft.EntityFrameworkCore.Migrations.Operations.AddCheckConstraintOperation operation, Microsoft.EntityFrameworkCore.Metadata.IModel model, Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder builder);
protected virtual void CheckConstraint (Microsoft.EntityFrameworkCore.Migrations.Operations.AddCheckConstraintOperation operation, Microsoft.EntityFrameworkCore.Metadata.IModel? model, Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder builder);
abstract member CheckConstraint : Microsoft.EntityFrameworkCore.Migrations.Operations.AddCheckConstraintOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit
override this.CheckConstraint : Microsoft.EntityFrameworkCore.Migrations.Operations.AddCheckConstraintOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit
Protected Overridable Sub CheckConstraint (operation As AddCheckConstraintOperation, model As IModel, builder As MigrationCommandListBuilder)

參數

operation
AddCheckConstraintOperation

作業。

model
IModel

目標模型，如果 null 作業不存在模型，則可能是 。

builder
MigrationCommandListBuilder

用來加入 SQL 片段的命令產生器。

適用於

CheckConstraint(CreateCheckConstraintOperation, IModel, MigrationCommandListBuilder)

為 的檢查條件約束 CreateCheckConstraintOperation 產生 SQL 片段。

protected virtual void CheckConstraint (Microsoft.EntityFrameworkCore.Migrations.Operations.CreateCheckConstraintOperation operation, Microsoft.EntityFrameworkCore.Metadata.IModel model, Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder builder);
abstract member CheckConstraint : Microsoft.EntityFrameworkCore.Migrations.Operations.CreateCheckConstraintOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit
override this.CheckConstraint : Microsoft.EntityFrameworkCore.Migrations.Operations.CreateCheckConstraintOperation * Microsoft.EntityFrameworkCore.Metadata.IModel * Microsoft.EntityFrameworkCore.Migrations.MigrationCommandListBuilder -> unit
Protected Overridable Sub CheckConstraint (operation As CreateCheckConstraintOperation, model As IModel, builder As MigrationCommandListBuilder)

參數

operation
CreateCheckConstraintOperation

作業。

model
IModel

目標模型，如果 null 作業不存在模型，則可能是 。

builder
MigrationCommandListBuilder

用來加入 SQL 片段的命令產生器。

適用於