Backup/Restore PostgreSQL Database

backup_restore.sh

# List all databases
sudo -u postgres psql --list 

# Create backup file
sudo -u postgres pg_dump [database_name] > dumpl.sql

# Drop the database
sudo -u prostgres dropdb [database_name]

# Create a new database
sudo -u postgres createdb [new_databse]

# Restore data from the backup
sudo -u postgres psql [new_database] < dump.sql

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# Backup a single table
sudo -u postgres pg_dump --table [table_name] [database_name] > dump.sql

# Restore a single table
sudo -u postgres psql -f dump.sql [database_name]

The easiest way to make PostgreSQL backup is to use this tool http://postgresql-backup.com/

Thanks, it helped me because other commands that i was trying always displayed some errors, this is the simplest way.