Postgres is a platform-independent object-relational database management system that is suitable for data warehouse databases. It is common to Linux distributions and can be used on Windows and macOS computers. Additionally, Postgres can be used with other DBMSs, such as MySQL. Its object relationality makes it suitable for data analysis and machine learning tasks.
To install PostgreSQL 13 on Ubuntu 22.04 LTS Linux, follow these steps:
Open a terminal window and type the following command to install the required packages: sudo apt-get update && sudo apt-get install postgresql postgresql-contrib To create a new database, type the following command: sudo -u postgres create database mydb; To connect to the newly created database, type the following command: psql mydb; To list all of the tables in the mydb database, type the following command: SELECT * FROM pg_tables; To view information about a table in the mydb database, type the following command: SELECT table_name FROM pg_tables WHERE table_schema=‘mydb’; ....