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89 lines
1.7 KiB
89 lines
1.7 KiB
package main
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import (
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"os"
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"fmt"
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"github.com/ziutek/mymysql/mysql"
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_ "github.com/ziutek/mymysql/thrsafe"
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)
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func printOK() {
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fmt.Println("OK")
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}
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func checkError(err error) {
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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func checkedResult(rows []mysql.Row, res mysql.Result, err error) ([]mysql.Row,
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mysql.Result) {
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checkError(err)
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return rows, res
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}
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func main() {
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user := "testuser"
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pass := "TestPasswd9"
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dbname := "test"
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//proto := "unix"
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//addr := "/var/run/mysqld/mysqld.sock"
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proto := "tcp"
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addr := "127.0.0.1:3306"
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db := mysql.New(proto, "", addr, user, pass, dbname)
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fmt.Printf("Connect to %s:%s... ", proto, addr)
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checkError(db.Connect())
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printOK()
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fmt.Print("Drop A table if exists... ")
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_, err := db.Start("drop table A")
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if err == nil {
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printOK()
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} else if e, ok := err.(*mysql.Error); ok {
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// Error from MySQL server
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fmt.Println(e)
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} else {
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checkError(err)
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}
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fmt.Print("Create A table... ")
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checkedResult(db.Query("create table A (name varchar(40), number int)"))
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printOK()
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fmt.Print("Insert into A... ")
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for ii := 0; ii < 10; ii++ {
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if ii%5 == 0 {
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checkedResult(db.Query("insert A values (null, null)"))
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} else {
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checkedResult(db.Query(
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"insert A values ('%d*10= %d', %d)", ii, ii*10, ii*100,
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))
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}
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}
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printOK()
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fmt.Println("Select from A... ")
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rows, res := checkedResult(db.Query("select * from A"))
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name := res.Map("name")
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number := res.Map("number")
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for ii, row := range rows {
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fmt.Printf(
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"Row: %d\n name: %-10s {%#v}\n number: %-8d {%#v}\n", ii,
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"'"+row.Str(name)+"'", row[name],
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row.Int(number), row[number],
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)
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}
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fmt.Print("Remove A... ")
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checkedResult(db.Query("drop table A"))
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printOK()
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fmt.Print("Close connection... ")
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checkError(db.Close())
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printOK()
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}
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