PostgreSQL Dump 备份、恢复、数据迁移

dump:

sudo -u postgres -i

将dbname dump备份到backup_db文件

pg_dump dbname > backup_db

恢复

将backup_db文件放置在目录

/var/lib/postgresql

使用backup_db文件恢复数据库dbname

psql --set ON_ERROR_STOP=on dbname < backup_db