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@ -18,7 +18,7 @@ FreeSql 是功能强大的对象关系映射技术(O/RM)，支持 .NETCore 2.1+
- [x] 支持 读写分离、分表分库、过滤器、乐观锁、悲观锁；
- [x] 支持 MySql/SqlServer/PostgreSQL/Oracle/Sqlite/达梦数据库/Access；
## 📖 Documentation
## 📚 Documentation
| | |
| - | - |
@ -83,22 +83,18 @@ class Tag {
}
```
## 🔍 Query
## 👀 Query
```csharp
//OneToOne、ManyToOne
fsql.Select<Tag>()
.Where(a => a.Parent.Parent.Name == "粤语")
.ToList();
fsql.Select<Tag>().Where(a => a.Parent.Parent.Name == "粤语").ToList();
//OneToMany
fsql.Select<Tag>()
.IncludeMany(a => a.Tags, then => then.Where(sub => sub.Name == "xxx"))
.ToList();
fsql.Select<Tag>().IncludeMany(a => a.Tags, then => then.Where(sub => sub.Name == "xxx")).ToList();
//ManyToMany
fsql.Select<Song>()
.Where(s => s.Tags.AsSelect().Any(t => t.Name == "国语"))
.IncludeMany(a => a.Tags, then => then.Where(sub => sub.Name == "xxx"))
.Where(s => s.Tags.AsSelect().Any(t => t.Name == "国语"))
.ToList();
//Other
@ -115,18 +111,11 @@ fsql.Select<Xxx>()
[More..](https://github.com/2881099/FreeSql/wiki/%e6%9f%a5%e8%af%a2)
```csharp
fsql.Select<Song>()
.Where(a => new[] { 1, 2, 3 }.Contains(a.Id))
.ToList();
fsql.Select<Song>().Where(a => new[] { 1, 2, 3 }.Contains(a.Id)).ToList();
fsql.Select<Song>()
.Where(a => a.CreateTime.Date == DateTime.Today)
.ToList();
fsql.Select<Song>().Where(a => a.CreateTime.Date == DateTime.Today).ToList();
fsql.Select<Song>()
.OrderBy(a => Guid.NewGuid())
.Limit(10)
.ToList();
fsql.Select<Song>().OrderBy(a => Guid.NewGuid()).Limit(10).ToList();
```
[More..](https://github.com/2881099/FreeSql/wiki/%e8%a1%a8%e8%be%be%e5%bc%8f%e5%87%bd%e6%95%b0)