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rawkv.go
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rawkv.go
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// Copyright 2019 PingCAP, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"context"
"fmt"
"github.com/journeymidnight/client-go/config"
"github.com/journeymidnight/client-go/rawkv"
)
func main() {
cli, err := rawkv.NewClient(context.TODO(), []string{"127.0.0.1:2379"}, config.Default())
if err != nil {
panic(err)
}
defer cli.Close()
fmt.Printf("cluster ID: %d\n", cli.ClusterID())
key := []byte("Company")
val := []byte("PingCAP")
// put key into tikv
err = cli.Put(context.TODO(), key, val)
if err != nil {
panic(err)
}
fmt.Printf("Successfully put %s:%s to tikv\n", key, val)
// get key from tikv
val, err = cli.Get(context.TODO(), key)
if err != nil {
panic(err)
}
fmt.Printf("found val: %s for key: %s\n", val, key)
// delete key from tikv
err = cli.Delete(context.TODO(), key)
if err != nil {
panic(err)
}
fmt.Printf("key: %s deleted\n", key)
// get key again from tikv
val, err = cli.Get(context.TODO(), key)
if err != nil {
panic(err)
}
fmt.Printf("found val: %s for key: %s\n", val, key)
}