BoltDB example

main.go

package main

import (
        "fmt"
        "log"
        "github.com/boltdb/bolt"
)

func main(){
        fmt.Println("hi there")

        // open the database file
        db, err := bolt.Open("tdbpi.boltdb", 0600, nil)
        if err != nil {
                log.Fatal(err)
        }
        defer db.Close()
        // begin an interaction with the database
        db.Update(func(tx *bolt.Tx) error {
                // create bucket if needed
                b, err := tx.CreateBucketIfNotExists([]byte("tbpi"))
                if err != nil {
                        return fmt.Errorf("create bucket: %s", err)
                }
                // set a value in the bucket
                err = b.Put([]byte("tkpi"), []byte("tvpi"))
                return err
        })
        // get back the value in a separate and read-only interaction
        db.View(func(tx *bolt.Tx) error {
                b := tx.Bucket([]byte("tbpi"))
                v := b.Get([]byte("tkpi"))
                fmt.Printf("please ignore: %s\n", v)
                return nil
        })
}