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28810 2019-05-14 09:19:53 +08:00
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@ -10,7 +10,7 @@ FreeSql 是一个功能强大的 .NETStandard 库，用于对象关系映射程
| [FreeSql.AdminLTE](https://github.com/2881099/FreeSql.AdminLTE) | [![nuget](https://img.shields.io/nuget/v/FreeSql.AdminLTE.svg?style=flat-square)](https://www.nuget.org/packages/FreeSql.AdminLTE) | [![stats](https://img.shields.io/nuget/dt/FreeSql.AdminLTE.svg?style=flat-square)](https://www.nuget.org/stats/packages/FreeSql.AdminLTE?groupby=Version) | | [FreeSql.AdminLTE](https://github.com/2881099/FreeSql.AdminLTE) | [![nuget](https://img.shields.io/nuget/v/FreeSql.AdminLTE.svg?style=flat-square)](https://www.nuget.org/packages/FreeSql.AdminLTE) | [![stats](https://img.shields.io/nuget/dt/FreeSql.AdminLTE.svg?style=flat-square)](https://www.nuget.org/stats/packages/FreeSql.AdminLTE?groupby=Version) |
| [FreeSql.Connection.Extensions](https://github.com/2881099/FreeSql.Connection.Extensions) | [![nuget](https://img.shields.io/nuget/v/FreeSql.Connection.Extensions.svg?style=flat-square)](https://www.nuget.org/packages/FreeSql.Connection.Extensions) | [![stats](https://img.shields.io/nuget/dt/FreeSql.Connection.Extensions.svg?style=flat-square)](https://www.nuget.org/stats/packages/FreeSql.Connection.Extensions?groupby=Version) | | [FreeSql.Connection.Extensions](https://github.com/2881099/FreeSql.Connection.Extensions) | [![nuget](https://img.shields.io/nuget/v/FreeSql.Connection.Extensions.svg?style=flat-square)](https://www.nuget.org/packages/FreeSql.Connection.Extensions) | [![stats](https://img.shields.io/nuget/dt/FreeSql.Connection.Extensions.svg?style=flat-square)](https://www.nuget.org/stats/packages/FreeSql.Connection.Extensions?groupby=Version) |
# 特性 # Features
- [x] 支持 CodeFirst 迁移； - [x] 支持 CodeFirst 迁移；
- [x] 支持 DbFirst 从数据库导入实体类，提供失血、贫血、充血三种生成模板； - [x] 支持 DbFirst 从数据库导入实体类，提供失血、贫血、充血三种生成模板；
@ -74,20 +74,18 @@ class Tag {
//OneToOne、ManyToOne //OneToOne、ManyToOne
var t0 = fsql.Select<Tag>() var t0 = fsql.Select<Tag>()
.Where(a => a.Parent.Parent.Name == "粤语") .Where(a => a.Parent.Parent.Name == "粤语")
.Include(a => a.Tags, then => then.Where(sub => sub.Name == "xxx")) .IncludeMany(a => a.Tags, then => then.Where(sub => sub.Name == "xxx"))
.ToList(); .ToList();
//OneToMany //OneToMany
var t1 = fsql.Select<Tag>() var t1 = fsql.Select<Tag>()
.Where(a => a.Tags.AsSelect() .Where(a => a.Tags.AsSelect().Any(t => t.Parent.Id == 10))
.Any(t => t.Parent.Id == 10))
.ToList(); .ToList();
//ManyToMany //ManyToMany
var t2 = fsql.Select<Song>() var t2 = fsql.Select<Song>()
.Where(s => s.Tags.AsSelect() .Where(s => s.Tags.AsSelect().Any(t => t.Name == "国语"))
.Any(t => t.Name == "国语")) .IncludeMany(a => a.Tags, then => then.Where(sub => sub.Name == "xxx"))
.Include(a => a.Tags, then => then.Where(sub => sub.Name == "xxx"))
.ToList(); .ToList();
//Other //Other
@ -139,16 +137,10 @@ using (var uow = fsql.CreateUnitOfWork()) {
> dotnet add package FreeSql.DbContext > dotnet add package FreeSql.DbContext
```csharp ```csharp
public class SongContext : DbContext { using (var ctx = new fsql.CreateDbContext()) {
public DbSet<Song> Songs { get; set; } var songs = ctx.Set<Song>();
public DbSet<Tag> Tags { get; set; } var tags = ctx.Set<Tag>();
protected override void OnConfiguring(DbContextOptionsBuilder builder) {
builder.UseFreeSql(fsql);
}
}
using (var ctx = new SongContext()) {
var tag = new Tag { var tag = new Tag {
Name = "testaddsublist", Name = "testaddsublist",
Tags = new[] { Tags = new[] {
@ -162,7 +154,8 @@ using (var ctx = new SongContext()) {
} }
} }
}; };
ctx.Tags.Add(tag); //tags.Add(tag);
ctx.Add(tag);
await ctx.SaveChangesAsync(); await ctx.SaveChangesAsync();
} }
``` ```