Usage of bolt database in golang
阿新 • • 發佈:2018-11-21
package main import ( "bolt" "fmt" "errors" ) func main() { db,err:=bolt.Open("test.db",0600,nil) if err!=nil { fmt.Print(err) return } db.Update(func(tx *bolt.Tx) error { bucket:=tx.Bucket([]byte("mybucket")) if bucket==nil { bucket,err=tx.CreateBucket([]byte("mybucket")) if err!=nil { return err } } bucket.Put([]byte("aa"),[]byte("mm")) bucket.Put([]byte("bb"),[]byte("nn")) return nil }) db.View(func(tx *bolt.Tx) error { bucket:=tx.Bucket([]byte("mybucket")) if bucket==nil { return errors.New("BUCKET NOT FOUND") } aa:=bucket.Get([]byte("aa")) fmt.Print("aa:",string(aa)," ") bb:=bucket.Get([]byte("bb")) fmt.Print("bb:",string(bb)) return nil }) }