mirror of
https://github.com/dotnetcore/FreeSql.git
synced 2026-02-04 15:30:53 +08:00
Updated Unit of Work (markdown)
@@ -43,14 +43,14 @@ The `uow.GetOrBeginTransaction()` method can get the transaction object.
|
||||
public interface IUnitOfWork : IDisposable
|
||||
{
|
||||
/// <summary>
|
||||
/// 该对象 Select/Delete/Insert/Update/InsertOrUpdate 与工作单元事务保持一致,可省略传递 WithTransaction
|
||||
/// The object Select/Delete/Insert/Update/InsertOrUpdate is consistent with the unit of work transaction and can be omitted to pass WithTransaction
|
||||
/// </summary>
|
||||
IFreeSql Orm { get; }
|
||||
|
||||
/// <summary>
|
||||
/// 开启事务,或者返回已开启的事务
|
||||
/// Open the transaction, or return to the opened transaction
|
||||
/// </summary>
|
||||
/// <param name="isCreate">若未开启事务,则开启</param>
|
||||
/// <param name="isCreate">If the transaction is not opened, then open</param>
|
||||
/// <returns></returns>
|
||||
DbTransaction GetOrBeginTransaction(bool isCreate = true);
|
||||
|
||||
@@ -61,15 +61,15 @@ public interface IUnitOfWork : IDisposable
|
||||
void Rollback();
|
||||
|
||||
/// <summary>
|
||||
/// 工作单元内的实体变化跟踪
|
||||
/// Entity change tracking within the unit of work
|
||||
/// </summary>
|
||||
DbContext.EntityChangeReport EntityChangeReport { get; }
|
||||
}
|
||||
```
|
||||
|
||||
## 实体变化事件
|
||||
## Entity Changing Event
|
||||
|
||||
全局设置:
|
||||
Global Settings:
|
||||
|
||||
```csharp
|
||||
fsql.SetDbContextOptions(opt => {
|
||||
@@ -79,7 +79,7 @@ fsql.SetDbContextOptions(opt => {
|
||||
});
|
||||
```
|
||||
|
||||
单独设置:
|
||||
Individual settings:
|
||||
|
||||
```csharp
|
||||
var uow = fsql.CreateUnitOfWork();
|
||||
@@ -88,26 +88,26 @@ uow.OnEntityChange = report => {
|
||||
};
|
||||
```
|
||||
|
||||
参数 report 是一个 List 集合,集合元素的类型定义如下:
|
||||
The parameter `report` is a list collection, and the type of the collection elements is defined as follows:
|
||||
|
||||
```csharp
|
||||
public class ChangeInfo {
|
||||
public object Object { get; set; }
|
||||
public EntityChangeType Type { get; set; }
|
||||
/// <summary>
|
||||
/// Type = Update 的时候,获取更新之前的对象
|
||||
/// When Type = Update, get the object before the update
|
||||
/// </summary>
|
||||
public object BeforeObject { get; set; }
|
||||
}
|
||||
public enum EntityChangeType { Insert, Update, Delete, SqlRaw }
|
||||
```
|
||||
|
||||
| 变化类型 | 说明 |
|
||||
| Type of Change | Description |
|
||||
| -- | -- |
|
||||
| Insert | 实体对象被插入 |
|
||||
| Update | 实体对象被更新 |
|
||||
| Delete | 实体对象被删除 |
|
||||
| SqlRaw | 执行了SQL语句 |
|
||||
| Insert | The entity object is inserted |
|
||||
| Update | The entity object is updated |
|
||||
| Delete | The entity object is deleted |
|
||||
| SqlRaw | SQL statement executed |
|
||||
|
||||
SqlRaw 目前有两处地方比较特殊:
|
||||
- 多对多联级更新导航属性的时候,对中间表的全部删除操作;
|
||||
@@ -118,12 +118,12 @@ int Delete(Expression<Func<TEntity, bool>> predicate);
|
||||
|
||||
DbContext.SaveChanges,或者 Repository 对实体的 Insert/Update/Delete,或者 UnitOfWork.Commit 操作都会最多触发一次该事件。
|
||||
|
||||
## 参考资料
|
||||
## Reference
|
||||
|
||||
- [《租户》](%e7%a7%9f%e6%88%b7)
|
||||
- [《读写分离》](%e8%af%bb%e5%86%99%e5%88%86%e7%a6%bb)
|
||||
- [《分表、分库》](%e5%88%86%e8%a1%a8%e5%88%86%e5%ba%93)
|
||||
- [《仓储层Repository》](Repository)
|
||||
- [《过滤器、全局过滤器》](%e8%bf%87%e6%bb%a4%e5%99%a8)
|
||||
- [《AOP》](AOP)
|
||||
- [《DbContext》](DbContext)
|
||||
- [《Tenant》](Tenant)
|
||||
- [《Using Read/Write Separation》](Using-Read-Write-Separation)
|
||||
- [《Sharding Tables and Database》](Sharding-Tables-and-Database)
|
||||
- [《Repository Layer》](Repository-Layer)
|
||||
- [《Filters and Global Filters》](Filters-and-Global-Filters)
|
||||
- [《AOP》](Aspect-Oriented-Programming)
|
||||
- [《DbContext》](Batabase-Context)
|
||||
Reference in New Issue
Block a user