PostgreSQL - Psql commands Last Updated : 04 Jul, 2024 Comments Improve Suggest changes Like Article Like Report PostgreSQL, or Postgres, is an object-relational database management system that utilizes the SQL language. PSQL is a powerful interactive terminal for working with the PostgreSQL database. It enables users to execute queries efficiently and manage databases effectively.Here, we highlight some of the most frequently used PSQL commands, detailing their functionalities to enhance your PostgreSQL experience.Top PSQL Commands in PostgreSQLHere are the top 22 PSQL commands that are frequently used when querying a PostgreSQL database:Serial No.CommandDescription1psql -d database -U user -WConnects to a database under a specific user2psql -h host -d database -U user -WConnect to a database that resides on another host3psql -U user -h host "dbname=db sslmode=require"Use SSL mode for the connection4\c dbnameSwitch connection to a new database5\lList available databases6\dtList available tables7\d table_nameDescribe a table such as a column, type, modifiers of columns, etc.8\dnList all schemes of the currently connected database9\dfList available functions in the current database10\dvList available views in the current database11\duList all users and their assign roles12SELECT version();Retrieve the current version of PostgreSQL server13\gExecute the last command again14\sDisplay command history15\s filenameSave the command history to a file16\i filenameExecute psql commands from a file17\?Know all available psql commands18\hGet help19\eEdit command in your own editor20\aSwitch from aligned to non-aligned column output21\HSwitch the output to HTML format22\qExit psql shellAdditional Information:The -d option in psql commands is used to state the database name.The -U option specifies the database user.The -h option indicates the host on which the database server resides.The \h ALTER TABLE can be used to get detailed information on the ALTER TABLE statement.Conclusion Understanding and utilizing Psql commands can significantly enhance your efficiency when working with PostgreSQL. Here we provided an overview of essential commands to help you manage your databases more effectively. These commands are vital tools for any PostgreSQL user.The psql interface is powerful and allows you to do many things, including running SQL statements. If you want to get started with PostgreSQL or deepen your knowledge, check out our PostgreSQL Tutorial. You can also check out the Postgre articles on our blog. Comment More infoAdvertise with us Next Article PostgreSQL - Psql commands R RajuKumar19 Follow Improve Article Tags : Python PostgreSQL postgreSQL-basics Practice Tags : python Similar Reads PostgreSQL - COMMIT The COMMIT command in PostgreSQL is important for saving the changes made during a transaction. Without executing a COMMIT, all the data manipulation operations performed within the transaction will be lost once the session ends. 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