
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.
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This is the Education section of the Command Prompt Website. Here you will find blogs specifically about how to use Postgres and related technologies.
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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.