go數據操作6

1.mysql

go get github.com/go-sql-driver/mysql 
go get github.com/jmoiron/sqlx

type Person struct{

   Userid int `db:user_id`

   Username string `db:"user_name"`

    Sex string`db:"sex"`

}

database:=sqlx.Open()

dbtabse.Exec("insert  into person(user_name,sex)value(?,?)","Li",'boy')

database.Select(&person,"select user_name,sex from person where user_id=?",1)

dbtabse.Exec("update person set user_name=? where user_id=?","Li",1)

dbtabse.Exec("delete person where user_id=?",1)

事物:con:=database.begin()

con.commit()

con.rollback()

2.redis

go get github.com/garyburd/redigo/redis

c:=Redis.dial('tcp','127.0.0.1:6379')

c.Do(,)

Redis.Pool()

3.ETCD

go get go.etcd.io/etcd/clientv3

4.GORM

go get -u github.com/jinzhu/gorm

db, err := gorm.Open("postgres", "user=gorm dbname=gorm sslmode=disable")

db.First(&user).Last(&user).Find(&user).First(&user,10).find(&user,"age=?",1)

db.where('age>?',10).find(&user,10).where('age in(?)',[]string{"1","2"}).find(&user)

db.not("name","jizhu").find(&user).where("age=?",10).Or("age>?",11)

dbTable("users").Select("name,age").Order('name').Limit(10).Offset(1).count(&count),Group().Having().Joins(),Delete()

db.FirstOrInt().Attr().Assign().FirstOrCreate().

db.rows().Scan(&user).Pluck("age","&age").scopes()

db.Save(&user).updateColumn().UpdateColums().Updates(user{age:10,name:"li"}).RowsAffected

db.Model(&user).update("age",10).where('sex=?',1).Omit("name").gorm.expr().Set()

5.memcached

go get github.com/bradfitz/gomemcache/memcache