weiai/FreeSql
1
0
Fork 0
mirror of https://github.com/dotnetcore/FreeSql.git synced 2026-02-04 15:30:53 +08:00
Code Issues Packages Projects Releases Wiki Activity

update

2881099
2023-03-03 09:59:53 +08:00
parent fea10d13db
commit c18e9cd98f
5 changed files with 44 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
Query-from-Multi-Tables.md

@@ -213,6 +213,15 @@ fsql.Select<Topic>().ToList(a => new
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.TopicId == a.Id).ToList()
});
fsql.Select<Topic>()
.GroupBy(a => new { a.Author })
.WithTempQuery(a => new { Author = a.Key.Author, Count = a.Count() })
.ToList(a => new {
a.Author, a.Count,
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.Author == a.Author).ToList()
});
```
## 10. Collection properties

10
Return-Data.md

@@ -73,11 +73,19 @@ List<ANONYMOUS_TYPE> t10 = fsql.Select<Topic>().ToList(a => new {
});
//Return the records of the subquery v3.2.650+
List<匿名类> t11 = fsql.Select<Topic>().ToList(a => new {
List<ANONYMOUS_TYPE> t11 = fsql.Select<Topic>().ToList(a => new {
a.Id,
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.TopicId == a.Id).ToList()
});
List<ANONYMOUS_TYPE> t12 = fsql.Select<Topic>()
.GroupBy(a => new { a.Author })
.WithTempQuery(a => new { Author = a.Key.Author, Count = a.Count() })
.ToList(a => new {
a.Author, a.Count,
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.Author == a.Author).ToList()
});
```
> In the early constant mechanism, we left it to raw SQL. If you really need to return the string, you can write: "'xxx'"

9
多表查询.md

@@ -185,6 +185,15 @@ fsql.Select<Topic>().ToList(a => new
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.TopicId == a.Id).ToList()
});
fsql.Select<Topic>()
.GroupBy(a => new { a.Author })
.WithTempQuery(a => new { Author = a.Key.Author, Count = a.Count() })
.ToList(a => new {
a.Author, a.Count,
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.Author == a.Author).ToList()
});
```
## 10、集合属性

9
表达式函数.md

@@ -188,6 +188,15 @@ fsql.Select<Topic>().ToList(a => new
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.TopicId == a.Id).ToList()
});
fsql.Select<Topic>()
.GroupBy(a => new { a.Author })
.WithTempQuery(a => new { Author = a.Key.Author, Count = a.Count() })
.ToList(a => new {
a.Author, a.Count,
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.Author == a.Author).ToList()
});
```
## 自定义解析

8
返回数据.md

@@ -67,6 +67,14 @@ List<匿名类> t11 = fsql.Select<Topic>().ToList(a => new {
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.TopicId == a.Id).ToList()
});
List<匿名类> t12 = fsql.Select<Topic>()
.GroupBy(a => new { a.Author })
.WithTempQuery(a => new { Author = a.Key.Author, Count = a.Count() })
.ToList(a => new {
a.Author, a.Count,
list1 = fsql.Select<T2>().ToList(),
list2 = fsql.Select<T2>().Where(b => b.Author == a.Author).ToList()
});
```
> 常量机制早期留给了原生SQL，如果真的需要返回该字符串："'xxx'"