In PostgreSQL, the ALTER TABLE command serves multiple functionalities on a table like adding a column, dropping a column, renaming a table/columns, etc.
Anytime. Anywhere. Since 1997.
Command Prompt, Inc., is the oldest Postgres Company in North America and one of the oldest Open Source firms still operating today. We serve our clients with best in class expertise and professionalism. You can read more about support and services here:
You have landed at the largest single source of Postgres education blogs in the world. At Command Prompt, we believe deeply that the education of the community is critical to the continued success of Postgres and related technologies. We hope you find content you are looking for and don't hesitate to Contact us today for all your Postgres and Open Source consulting and support needs.
In PostgreSQL, the ALTER TABLE command serves multiple functionalities on a table like adding a column, dropping a column, renaming a table/columns, etc.
To drop/delete a table from the PostgreSQL database, open the SQL SHELL and type the DROP TABLE command followed by the table name.
Execute the DROP DATABASE command from psql while dropdb command from the command prompt to remove/drop any specific PostgreSQL database.
There are multiple ways to select or access a PostgreSQL database, such as Command Prompt (cmd), SQL SHELL (psql), and pgAdmin 4.
Download PostgreSQL “exe” file > open downloaded file > specify installation directory > select components > select directory > set password > and install.
Tables in PostgreSQL can be created following the syntax discussed in the article. You can insert, update, read, and delete data from the table with the help of queries.