db

func Del(key string) error

func Expire(key string, expiration time.Duration) error

func Get(key string) (string, error)

func HDel(key, field string) error

func HGet(key, field string) (string, error)

func HSet(key string, values ...interface{}) error

func Query(query string, args ...interface{}) (*sql.Rows, error)

func Set(key string, value interface{}, expiration time.Duration) error