Redis 및 Golang 데이터 구조 작업: 데이터를 효율적으로 저장하고 인덱싱하는 방법

import "github.com/go-redis/redis"
client := redis.NewClient(&redis.Options{
    Addr:     "localhost:6379",
    Password: "",
    DB:       0,
})

err := client.Set("key", "value", 0).Err()
if err != nil {
    panic(err)
}

value, err := client.Get("key").Result()
if err != nil {
    panic(err)
}
fmt.Println("key:", value)

// LPUSH
err := client.LPush("list", "element1", "element2").Err()
if err != nil {
    panic(err)
}

// RPUSH
err := client.RPush("list", "element3").Err()
if err != nil {
    panic(err)
}

// LLEN
length, err := client.LLen("list").Result()
if err != nil {
    panic(err)
}
fmt.Println("list length:", length)

// LPOP
value, err := client.LPop("list").Result()
if err != nil {
    panic(err)
}
fmt.Println("popped value:", value)

// RPOP
value, err := client.RPop("list").Result()
if err != nil {
    panic(err)
}
fmt.Println("popped value:", value)

// HSET
err := client.HSet("hash", "field", "value").Err()
if err != nil {
    panic(err)
}

// HGET
value, err := client.HGet("hash", "field").Result()
if err != nil {
    panic(err)
}
fmt.Println("value:", value)

// HDEL
err := client.HDel("hash", "field").Err()
if err != nil {
    panic(err)
}

// SADD
err := client.SAdd("set", "element1", "element2").Err()
if err != nil {
    panic(err)
}

// SMEMBERS
elements, err := client.SMembers("set").Result()
if err != nil {
    panic(err)
}
fmt.Println("elements:", elements)

// SISMEMBER
exists, err := client.SIsMember("set", "element1").Result()
if err != nil {
    panic(err)
}
fmt.Println("element1 exists in set:", exists)

// ZADD
err := client.ZAdd("sortedset", &redis.Z{Score: 1, Member: "element1"}, &redis.Z{Score: 2, Member: "element2"}).Err()
if err != nil {
    panic(err)
}

// ZREVRANGE
elements, err := client.ZRevRange("sortedset", 0, -1).Result()
if err != nil {
    panic(err)
}
fmt.Println("elements:", elements)

import (
    "fmt"
    "github.com/go-redis/redis"
)

func main() {
    // 连接Redis
    client := redis.NewClient(&redis.Options{
        Addr:     "localhost:6379",
        Password: "",
        DB:       0,
    })

    // 用户登录
    username := "user1"
    password := "123456"

    // 校验用户名和密码
    if checkLogin(client, username, password) {
        fmt.Println("Login success!")
    } else {
        fmt.Println("Login failed!")
    }

    // 记录登录次数
    loginTimes := getLoginTimes(client, username)
    fmt.Println("Login times:", loginTimes)
}

// 检查用户名和密码
func checkLogin(client *redis.Client, username string, password string) bool {
    // 从Redis获取密码
    savedPwd, err := client.Get(username).Result()
    if err != nil {
        panic(err)
    }

    // 校验密码
    if savedPwd == password {
        // 登录成功，增加登录次数
        client.Incr(username + "_times").Result()
        return true
    }

    return false
}

// 获取登录次数
func getLoginTimes(client *redis.Client, username string) int64 {
    times, err := client.Get(username + "_times").Int64()
    if err != nil {
        panic(err)
    }
    return times
}