engine.GroupBy("name").Having("name='xlw'").Find()//SELECT * FROM user GROUP BY name HAVING name='xlw'engine.Join("LEFT", "userdetail", "user.id=userdetail.id").Find()//SELECT * FROM user LEFT JOIN userdetail ON user.id=userdetail.id...
7、查询记录条数: counts, err := engine.Count(&user) // SELECT count(*) AS total FROM user 2.3:条件: 1、Id、In: engine.Id(1).Get(&user) // for single primary key // SELECT * FROM user WHERE id = 1 engine.Id(core.PK{1, 2}).Get(&user) // for composite primary keys //...
// 3,Find()查多条数据,Get()查一条数据,OrderBy()排序 SELECT `id`, `name`, `age`, `email`, `create_time`, `update_time` FROM `xorm_user` WHERE (age > ?) ORDER BY age desc // err := engie.Where("age > ?",0).OrderBy("age desc").Find(&us) // 4,In查询 SELECT `id...
select * from user where {% if count>1%} id=?id {% else%} name=?name {% endif %} 执行一个SQL语句 //第1种方式 affected, err := engine.Exec("update user set age = ? where name = ?", age, name) //第2种方式 sql_2 := "INSERT INTO config(key,value) VALUES (?, ?)" ...
gorm聚合查询group结合join和count sql腾讯云开发者社区 场景:engineercms的文章article放在了成果product下面,成果有作者user,以及所属的目录project hotqin888 2020/08/10 5.7K0 gorm多条数据级联查询关联查询gorm连接池gorm事务 编程算法 版权声明:本文为博主原创文章,遵循 CC 4.0 BY-SA 版权协议,转载请附上原文出处...
Count获取记录条数 counts, err := engine.Count(&user)// SELECT count(*) AS total FROM user Sum求和函数 agesFloat64, err := engine.Sum(&user,"age")// SELECT sum(age) AS total FROM useragesInt64, err := engine.SumInt(&user,"age")// SELECT sum(age) AS total FROM usersumFloat64...
= "select.example.stpl" //配置文件名,SqlTemplate的key //执行的 sql:select * from user where id=7 //如部分参数未使用,请记得使用对应类型0值,如此处name参数值为空字符串,模板使用指南请详见pongo2 paramMap_5_1 := map[string]interface{}{"count": 2, "id": 7, "name": ""} results, ...
= "select.example.stpl" //配置文件名,SqlTemplate的key //执行的 sql:select * from user where id=7 //如部分参数未使用,请记得使用对应类型0值,如此处name参数值为空字符串,模板使用指南请详见pongo2 paramMap_5_1 := map[string]interface{}{"count": 2, "id": 7, "name": ""} results, ...
FindAndCount在带排序条件的时候会报错 session:=service.DB.Table("table").Desc("id") 输出的sql是这样的 SELECTcount(*)FROM"table"WHEREstatus=$1ORDERBY"id"DESC[]interface{}{1} postgresql下错误如下,请帮看看是不是在你这里fix,还是xorm那里
OccurrenceCount ULONG 4 0A 00 00 00 Ignored, because recurrence does not have an end. FirstDOW ULONG 4 00 00 00 00 The first day of the week on the calendar is Sunday (the default value). DeletedInstanceCount ULONG 4 01 00 00 00 ...