导出所有数据库

gs_dumpall -U omm -f /home/omm/backup/MPPDB_backup.sql -p 8000 Password: gs_dumpall[port=’8000’][2017-07-21 15:57:31]: dumpall operation successful gs_dumpall[port=’8000’][2017-07-21 15:57:31]: total time: 9627 ms

gs_dumpall -f /home/omm/backup/MPPDB_backup.sql -p 8000 -a —with-encryption AES128 —with-key 1234567812345678 gs_dumpall[port=’8000’][2018-11-14 11:32:26]: dumpall operation successful gs_dumpall[port=’8000’][2018-11-14 11:23:26]: total time: 4147 ms