Here are some useful and essential psql
commands to perform CRUD operations on PostgreSQL data.
DISCLAIMER: Use these commands with extreme caution.
It is highly recommended to:
- Back up your database before running any of these commands (especially the
UPDATE
,DROP
,TRUNCATE
, andDELETE
commands). - Double-check the command is the intended action you want to do.
- Review the output of the
SELECT
query before executing anyDROP
statements.