Tutorial 3-may2025.pdf Tutorial document describing PL/SQL exercises and learning objectives. Tutorial 5-may2025.pdf Tutorial document with exercises involving functions like calculating total orders ...

The database used in this lab is an internal database belonging to IBM; a sample HR database. This is an HR database schema that consists of 5 tables called EMPLOYEES, JOB_HISTORY, JOBS, DEPARTMENTS ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...