PL/SQL stands for Procedural Language extension of SQL. PL/SQL is a combination of SQL along with the procedural features of programming languages. It was developed by Oracle Corporation in the early ...

I am Java programmer, blogger on http://javarevisited.blogspot.com and http://java67.com Hello devs, if you are learning Oracle database and want to learn PL/SQL ...

In this hands-on, we will work on a library model. In this scenario, we will become the developers and maintainers of the database system of a public library. The library administrators want to ...

Oracle’s PL/SQL language has two basic mechanisms for getting data from the database: SELECT and cursors. SELECT is designed to return a single row into local variables; cursors give you the ability ...

Design a normalized schema (3NF/BCNF) for Products, Warehouses/Locations, Inventory_Levels, Suppliers, Purchase_Orders, Sales_Orders, Audit_Logs, etc. Utilize advanced data types, constraints (CHECK, ...

SQL is the most common back end data storage and data processing solution used by Facebook, Twitter, Instagram, Spotify etc. SQL is a crucial language for managing relational databases used by major ...