Created
June 25, 2025 06:20
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golang + redis , example-3
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| module example.com/redis4 | |
| go 1.24.4 | |
| require ( | |
| github.com/cespare/xxhash/v2 v2.3.0 // indirect | |
| github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect | |
| github.com/redis/go-redis/v9 v9.11.0 // indirect | |
| ) |
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| package main | |
| import ( | |
| "context" | |
| "fmt" | |
| "log" | |
| "strconv" | |
| "time" | |
| "github.com/redis/go-redis/v9" | |
| ) | |
| func main() { | |
| start := time.Now() | |
| ctx := context.Background() | |
| // Redis クライアントの作成 | |
| client := redis.NewClient(&redis.Options{ | |
| Addr: "localhost:6379", | |
| Password: "", // パスワードなし | |
| DB: 0, // DB0 使用 | |
| }) | |
| // 接続確認 | |
| pong, err := client.Ping(ctx).Result() | |
| if err != nil { | |
| log.Fatalf("Redis 接続失敗: %v", err) | |
| } | |
| fmt.Println("接続成功:", pong) // => PONG | |
| // データの書き込み(SET) | |
| var pos = 1 | |
| for i := 0; i < 1000; i++ { | |
| pos = i + 1 | |
| targetKey := "k:" + strconv.Itoa(pos) | |
| //fmt.Println(targetKey) | |
| err = client.Set(ctx, targetKey, "Hello, Redis!", 0).Err() | |
| if err != nil { | |
| log.Fatalf("SET エラー: %v", err) | |
| } | |
| } | |
| elapsed := time.Since(start) | |
| fmt.Printf("処理時間: %s\n", elapsed) | |
| } |
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