Updated Lazy Loading (markdown)

AlexLEWIS
2021-09-29 10:14:30 +08:00
parent 1f6e235ada
commit e2b41f6fca

@@ -24,9 +24,9 @@ public class OrderDetail {
}
```
> 延时加载功能默认被关闭的,使用此功能请时,请在申明处开启;
> The lazy loading function is turned off by default. When using this function, please turn it on at the place of declaration.
> 延时加载功能,依赖 FreeSql.Extensions.LazyLoading 包,请前往 nuget 下载;
> Lazy loading function depends on FreeSql.Extensions.LazyLoading package, please go to NuGet to download.
```csharp
static IFreeSql fsql = new FreeSql.FreeSqlBuilder()
@@ -37,10 +37,10 @@ static IFreeSql fsql = new FreeSql.FreeSqlBuilder()
//Be sure to define as singleton mode
.Build();
var order = fsql.Select<Order>().Where(a => a.OrderID == 1).ToOne(); //查询订单表
var orderDetail1 = order.OrderDetails; //第一次访问,查询数据库
var orderDetail2 = order.OrderDetails; //第二次访问,不查
var order1 = orderDetail1.FirstOrDefault(); //访问导航属性,此时不查数据库,因为 OrderDetails 查询出来的时候已填充了该属性
var order = fsql.Select<Order>().Where(a => a.OrderID == 1).ToOne(); //Query from Order table
var orderDetail1 = order.OrderDetails; //First visit, query the database
var orderDetail2 = order.OrderDetails; //Second visit, do not query from the database
var order1 = orderDetail1.FirstOrDefault(); //Access the navigation properties without querying the database at this time. Because this property is already populated when OrderDetails is queried
```
Console output:
@@ -55,7 +55,7 @@ FROM `OrderDetail` a
WHERE (a.`OrderId` = 1)
```
FreeSql 延时加载支持1对1、多对1、1对多、多对多关系的导航属性前三者大小同异以下我们单独介绍多对多关系。
FreeSql lazy loading supports navigation properties of One-to-One, Many-to-One, One-to-Many, and Many-to-Many relationships. The first three are similar. We separately introduce the Many-to-Many relationship.
## Many-to-Many Lazy Loading