A single PostgreSQL server can contain many databases. Let’s explore three different approaches to list databases in PostgreSQL!
In PostgreSQL, the“\l”meta-command and“pg_databases”catalog are used to show the list of databases. The“\l+”command is used to get the list of available databases with more details such as size, tablespace, description, etc. Use the“\l”or“\l+”commands and the“pg_databases”...
We can use the below command to choose a specific database from multiple databases in PostgreSQL. Mostly we have used \l db_name command to select a particular database in PostgreSQL. Please find below syntax and examples for the same. Syntax Please find below the syntax to select a particu...
This blog post will explain how to rename a database in PostgreSQL using the following context: How to Rename Databases in PostgreSQL Using psql? How to Rename Databases in PostgreSQL Using pgAdmin? So, let’s start. How to Rename Databases in PostgreSQL Using psql Following are the prerequisit...
To remove the column we just created, enter this command: ALTER TABLE pg_equipment DROP COLUMN working_order; We can rename the entire table with this command: ALTER TABLE pg_equipment RENAME TO playground_equip; Deleting Tables in PostgreSQL ...
PostgreSQL – List Databases To get the list of PostgreSQL Databases, open psql shell and run the list command as shown below. </> Copy \l In the following PostgreSQL shell, when we run the list databases command, the output is a table with the name of database, owner of database, da...
01 Why Is PostgreSQL Storage Optimization Important? 02 Essential PostgreSQL Storage Concepts 03 How To Reduce Your PostgreSQL Database Size 04 Wrap-Up Your phone buzzes in the middle of the night. You pick it up. A monitor went off at work—your PostgreSQL database is slowly...
PostgreSQL as a Service (PGaaS) is a specific form of Database as a Service (DBaaS) that enables users to easily create, manage, and use Postgres databases in the cloud. Various cloud service providers offer PGaaS options, including AWS with RDS for Postgres, Microsoft's Azure Dat...
To confirm the database was created, get the list of databases by typing the following command: \l Copy You’ll seeflask_dbin the list of databases. When you are finished, exit out of the PostgreSQL prompt by typing: \q Copy Postgres is now set up so that you can connect to and...
The role or user who has been assigned the permission Once you have a list of all users, roles, and permissions in your PostgreSQL deployment, you can check that each user has only the permissions required on the specific databases, tables, columns, or views they need access to....