info 命令可以查看 key 的总数量，以确保所有数据都写入成功
# Keyspace
db0:keys=41,expires=0,avg_ttl=0
db10:keys=1,expires=1,avg_ttl=80109567
redis 数据库迁移
标签：
redis 数据库迁移
redis
redis_from = redis.StrictRedis(host=‘m.test.gengmei.cc‘, port=6379, db=10)
redis_to = redis.StrictRedis(host=‘127.0.0.1‘, port=6379, db=0)
if __name__ == ‘__main__‘:
cnt = 0
for k in redis_from.keys():
data_type = redis_from.type(k)
if data_type == ‘string‘:
v = redis_from.get(k)
redis_to.set(k, v)
elif data_type == ‘list‘:
values = redis_from.lrange(k, 0, -1)
redis_to.lpush(k, values)
elif data_type == ‘set‘:
values = redis_from.smembers(k)
redis_to.sadd(k, values)
else:
print ‘not known type‘
cnt = cnt + 1
print ‘total‘, cnt