MigrationScriptingEventData 构造函数
定义
重要
一些信息与预发行产品相关,相应产品在发行之前可能会进行重大修改。 对于此处提供的信息,Microsoft 不作任何明示或暗示的担保。
构造事件有效负载。
public MigrationScriptingEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, Microsoft.EntityFrameworkCore.Migrations.IMigrator migrator, Microsoft.EntityFrameworkCore.Migrations.Migration migration, string fromMigration, string toMigration, bool idempotent);
public MigrationScriptingEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, Microsoft.EntityFrameworkCore.Migrations.IMigrator migrator, Microsoft.EntityFrameworkCore.Migrations.Migration migration, string? fromMigration, string? toMigration, bool idempotent);
new Microsoft.EntityFrameworkCore.Diagnostics.MigrationScriptingEventData : Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase * Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase, Microsoft.EntityFrameworkCore.Diagnostics.EventData, string> * Microsoft.EntityFrameworkCore.Migrations.IMigrator * Microsoft.EntityFrameworkCore.Migrations.Migration * string * string * bool -> Microsoft.EntityFrameworkCore.Diagnostics.MigrationScriptingEventData
Public Sub New (eventDefinition As EventDefinitionBase, messageGenerator As Func(Of EventDefinitionBase, EventData, String), migrator As IMigrator, migration As Migration, fromMigration As String, toMigration As String, idempotent As Boolean)
参数
- eventDefinition
- EventDefinitionBase
事件定义。
- messageGenerator
- Func<EventDefinitionBase,EventData,String>
生成此事件的日志消息的委托。
- fromMigration
- String
从脚本开始的迁移。
- toMigration
- String
脚本要执行的迁移。
- idempotent
- Boolean
指示脚本是否是幂等的。