PostgreSQL playground - play with real psql in the browser

The article on Crunchy Data provides essential information about PSQL, which stands for PostgreSQL. The authors emphasize the importance of understanding databases for developers and data analysts alike. It begins by explaining what PostgreSQL is and why it is a popular choice among many professionals. Readers learn how PSQL differs from other database management systems, particularly various SQL dialects. The article then walks through basic PSQL commands that allow for executing diverse operations in databases, such as creating, modifying, and deleting tables. Practical examples are included to help better grasp PSQL's functionality and its application in daily data work. Notably, the article is accessible for beginners, making it easy for anyone, regardless of experience level, to learn from it.