golang操作sqlite3
2021/7/14 19:14:05
本文主要是介绍golang操作sqlite3,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
先安装好sqlite3,Golang环境
MacBook Linux Windows等系统安装sqlite3
MacBook Linux 树莓派raspberrypi安装Golang环境
sqlite3基本操作
sqlite3 /Users/liang/Downloads/foo.db .databases .quit .exit .tables CREATE TABLE `userinfo` ( `uid` INTEGER PRIMARY KEY AUTOINCREMENT, `username` VARCHAR(64) NULL, `departname` VARCHAR(64) NULL, `created` DATE NULL ); CREATE TABLE `userdeatail` ( `uid` INT(10) NULL, `intro` TEXT NULL, `profile` TEXT NULL, PRIMARY KEY (`uid`) ); .schema userinfo
golang操作sqlite3
package main import ( "database/sql" "fmt" _ "github.com/mattn/go-sqlite3" ) func main() { db, err := sql.Open("sqlite3", "/Users/liang/Downloads/foo.db") checkErr(err) //插入数据 stmt, err := db.Prepare("INSERT INTO userinfo(username, departname, created) values(?,?,?)") checkErr(err) res, err := stmt.Exec("astaxie", "部门", "2012-12-09") checkErr(err) id, err := res.LastInsertId() checkErr(err) fmt.Println(id) //更新数据 stmt, err = db.Prepare("update userinfo set username=? where uid=?") checkErr(err) res, err = stmt.Exec("astaxieupdate", id) checkErr(err) affect, err := res.RowsAffected() checkErr(err) fmt.Println(affect) //查询数据 rows, err := db.Query("SELECT * FROM userinfo") checkErr(err) for rows.Next() { var uid int var username string var department string var created string err = rows.Scan(&uid, &username, &department, &created) checkErr(err) fmt.Println(uid) fmt.Println(username) fmt.Println(department) fmt.Println(created) } //删除数据 stmt, err = db.Prepare("delete from userinfo where uid=?") checkErr(err) res, err = stmt.Exec(id) checkErr(err) affect, err = res.RowsAffected() checkErr(err) fmt.Println(affect) db.Close() } func checkErr(err error) { if err != nil { panic(err) } }
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