diff --git a/pkg/db/redis.go b/pkg/db/redis.go
index 5e8e6fd4..8a33058e 100644
--- a/pkg/db/redis.go
+++ b/pkg/db/redis.go
@@ -169,3 +169,8 @@ func (r *Redis) Data(page, pageSize int) ([]RedisKV, error) {
 
 	return result, nil
 }
+
+func (r *Redis) Clear() error {
+	_, err := r.conn.Do("FLUSHDB")
+	return err
+}