Second, run the pg_dumpall command to back up all databases in the local PostgreSQL server into the all_databases.sql file: pg_dumpall -U postgres > D:\backup\all_databases.sql This command will prompt you to enter a password for each database in the PostgreSQL server. To suppress the...
pg_dumpall is a utility for writing out (“dumping”) all PostgreSQL databases of a cluster into one script file. The script file contains SQL commands that can be used as input to psql(1) to restore the databases. It does this by calling pg_dump(1) for each database in the cluster...