1.用脚本批量删除key
redis-cli -h 127.0.0.1 keys "MAIN:GAME:GID:*" | xargs redis-cli -h 127.0.0.1 del
2.切换db库批量删除
redis-cli -h 127.0.0.1 -n 4 keys "H:I:s011:S:I*" | xargs redis-cli -h 127.0.0.1 -n 4 del
