Experts in Postgres and Open Source Infrastructure

In the past Postgres Conference has gone by many names including, Postgres Conference, PostgresConf, PgConf.US and PgConf.Org. These are all the same organizations they all refer back to https://postgresconf.org, e.g; Postgres Conference now.

Postgres offers various built-in commands, such as CREATE SCHEMA, ALTER SCHEMA, and DROP SCHEMA, to create, modify, and drop the Postgres schemas.

To reset a forgotten password for a “postgres” user > open the “pg_hba.config” file located at “C:\Program Files\PostgreSQL\15\data”, and replace the local connections with “trust”.

Execute the “GRANT ALL PRIVILEGES” command to grant all the database privileges to the user, such as creating a database, dropping a database, etc.

PostgreSQL allows us to update an already existing array using the “UPDATE SET” statement. Specify the array index with the array name to update only a specific element of an array.

To uninstall Postgres from windows, open control panel > go to programs and features > locate PostgreSQL > Uninstall the PostgreSQL.

In PostgreSQL, the “-” operator is used to subtract minutes from the current or specific DateTime values. Where the DateTime value can be a date, interval, time, or timestamp.

RPAD() or “right padding” is a built-in function in Postgres which fills a string of a specific length with a substring. It fills/pads the given string from the right side.

In PostgreSQL, the minus operator “-”, the EXTRACT(), and the AGE() functions are used to find the difference between the given timestamps.

PostgreSQL offers a built-in ANY() function that accepts an array as an argument, checks the presence of the given value in the array, and returns a Boolean true or false.