From Basic to Advance this repository will take you through PostrgreSQL queries to manage database. First, you’ll learn how to query data from a single table using basic data querying techniques, including selecting data, sorting result sets, and filtering rows. Then, you’ll learn about advanced queries such as joining multiple tables, using set operations, and constructing the subquery. Finally, you will learn how to manage database tables, such as creating a new table or modifying an existing table’s structure.