Difference Between SQL and PL/SQL SQL and PL/SQL are two essential components of database management. They may sound similar, but they serve different purposes and have distinct characteristics. Let's explore…
What is PL/SQL? PL/SQL stands for "Procedural Language/Structured Query Language." It is an extension of SQL (Structured Query Language) used for database management. PL/SQL allows you to write programs that…
Who is a DBA and What are Different Roles and Responsibilities of DBA? Database Administrator (DBA) is a crucial role in managing and maintaining databases. DBAs ensure that databases run…
Operators in SQL: Relational and Logical What is an Operator? An operator in SQL is like a special symbol or word that helps you perform actions on data in a…
In SQL, keys are important concepts that help us uniquely identify and organize data in a database. There are several types of keys in SQL, each serving a different purpose.…
Group Functions in SQL In SQL, group functions help us perform calculations on groups of rows in a database table. These functions allow us to summarize and retrieve information in…
Understanding SQL Concepts Simplified In SQL, we have several important concepts to make our database queries powerful and precise. Let's break them down in simple terms: NULL Value What is…