xorm/examples/singlemapping.go

package main

import (
    "fmt"
    "github.com/lunny/xorm"
    _ "github.com/mattn/go-sqlite3"
    "os"
)

type User struct {
    Id   int64
    Name string
}

type LoginInfo struct {
    Id     int64
    IP     string
    UserId int64
    // timestamp should be updated by database, so only allow get from db
    TimeStamp string `xorm:"<-"`
    // assume
    Nonuse int `xorm:"->"`
}

func main() {
    f := "singleMapping.db"
    os.Remove(f)

    Orm, err := NewEngine("sqlite3", f)
    if err != nil {
        fmt.Println(err)
        return
    }
    Orm.ShowSQL = true
    err = Orm.CreateTables(&User{}, &LoginInfo{})
    if err != nil {
        fmt.Println(err)
        return
    }

    _, err = Orm.Insert(&User{1, "xlw"}, &LoginInfo{1, "127.0.0.1", 1, "", 23})
    if err != nil {
        fmt.Println(err)
        return
    }

    info := LoginInfo{}
    _, err = Orm.Id(1).Get(&info)
    if err != nil {
        fmt.Println(err)
        return
    }
    fmt.Println(info)
}