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psql

PostgreSQL command-line client.

Connect to database. It connects to localhost using default port 5432 with default user:

psql {{database}}

Connect to database on given server host running on given port with username given, no password prompt:

psql -h {{host}} -p {{port}} -U {{username}} {{database}}

Connect to database, user will be prompted for password:

psql -h {{host}} -p {{port}} -U {{username}} -W {{database}}

Run single query against the given database. Note: useful in shell scripts:

psql -c '{{query}}' {{database}}

Run several queries against the given database. Note: useful in shell scripts:

echo '{{query1}}; {{query2}}' | psql {{database}}