IMigrator.GenerateScript 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Migrations

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v8.0.0

重载

GenerateScript(String, String, MigrationsSqlGenerationOptions)

生成一个 SQL 脚本，用于迁移整个数据库，或者在指定迁移时开始和结束。

GenerateScript(String, String, MigrationsSqlGenerationOptions)

生成一个 SQL 脚本，用于迁移整个数据库，或者在指定迁移时开始和结束。

[System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("Migration generation currently isn't compatible with trimming")]
[System.Diagnostics.CodeAnalysis.RequiresDynamicCode("Migrations operations are not supported with NativeAOT")]
public string GenerateScript (string? fromMigration = default, string? toMigration = default, Microsoft.EntityFrameworkCore.Migrations.MigrationsSqlGenerationOptions options = Microsoft.EntityFrameworkCore.Migrations.MigrationsSqlGenerationOptions.Default);

[<System.Diagnostics.CodeAnalysis.RequiresUnreferencedCode("Migration generation currently isn't compatible with trimming")>]
[<System.Diagnostics.CodeAnalysis.RequiresDynamicCode("Migrations operations are not supported with NativeAOT")>]
abstract member GenerateScript : string * string * Microsoft.EntityFrameworkCore.Migrations.MigrationsSqlGenerationOptions -> string

Public Function GenerateScript (Optional fromMigration As String = Nothing, Optional toMigration As String = Nothing, Optional options As MigrationsSqlGenerationOptions = Microsoft.EntityFrameworkCore.Migrations.MigrationsSqlGenerationOptions.Default) As String

参数

fromMigration

String

要从 null 或从空数据库开始的迁移。

toMigration

String

要将数据库迁移到的目标迁移，或 null 迁移到最新的目标迁移。

options

MigrationsSqlGenerationOptions

生成迁移 SQL 时要使用的选项。

返回

String

生成的脚本。

属性

RequiresUnreferencedCodeAttribute RequiresDynamicCodeAttribute

注解

有关详细信息和示例 ，请参阅数据库迁移 。