Under windows postgresql database backup and restore
1, by cmd into the bin directory database
cd C:\Program Files\PostgreSQL\9.6\bin
2, the implementation pg_dump backup command, localhost or IP
pg_dump -h host -p port -U username -d dbname> C:\dbname.bak
After the implementation, will remind password is to enter a password
示例：pg_dump -h localhost -p 5432 -U postgres -d ship> C:\ship.bak
3, execute psql to restore order, before that, the need to build a database of the same name blank
psql -h localhost -p 5432 -U postgres -d ship <C: \ ship.bak
psql -h localhost -p 5432 -U postgres -d ship -f "C:\ship.bak"