怎么把一个库里的表复制一份到相同集群的另一个库里?

mydump导出数据,怎么保证数据一致性啊? 加上 --single-transaction --master-data=2 参数会报错,

mysqldump: Couldn’t execute ‘FLUSH TABLES WITH READ LOCK’: FLUSH TABLES WITH READ LOCK is not supported. Please use @@tidb_snapshot (1105)