import "github.com/afocus/dao"
func main(){
c, _ := dao.Create("root:123456@(127.0.0.1:3306)/test?charset=utf8")
s:=c.NewSession(context.Background())
// insert 插入
var u User // or map[string]string
s.Table("user").Insert(&u)
// 实现mysql insert on duplicate key update
// 当存在时更新Cols指定的字段
s.Table("user").Cols("name","age").Insert(&u)
// 查询
s.Table("user").Get(&u)
// select * from user limit 1
s.Table("user").Select("name","age").Where("id > ?",100).Get(&u)
// select name, arge from user where (id > 100) limit 1
var ulist []User
s.Table("user").Where("age>?",20).And("sex = 1").OrderBy("age desc").Limit(10).Find(&ulist)
// select * from user where (age > 20) and (sex = 1) order by age desc limit 1o
s.Table("user").Limit(10,20).Find(&ulist)
// select * from user limit 10,20
s.Query("select * from user where id > ?", 100).Find(&ulist)
s.Table("user").Count()
// select count(1) from user
//
}
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