图形界面备份
命令行备份
pg_dump -U username -h hostname -d dbname -f backupfile.sql。pg_dump -U username -h hostname -d dbname -Fc -f backupfile.dump。图形界面恢复
命令行恢复
psql -U username -h hostname -d dbname < backupfile.sql。pg_restore -U username -h hostname -d dbname backupfile.dump。postgres用户。参考来源：[1,3,4,5,6,7,8,9,10,11,12,13,14]
