Mastering Data Manipulation in SQL: INSERT, UPDATE, DELETE, and MERGE
In the realm of relational databases, data manipulation is a fundamental skill. SQL (Structured Query Language) provides a powerful set...
SQL Basics: Understanding SELECT, FROM, WHERE, and ORDER BY Clauses
Structured Query Language (SQL) is a powerful tool for managing and manipulating data in relational database systems. To harness its ...
SQL PRIMARY KEY Constraint
In SQL, the PRIMARY KEY constraint is used to uniquely identify rows. It is a combination of NOT NULL and UNIQUE constraints i.e. it...
SQL Server JOINS - INNER JOIN
INNER JOIN This JOIN returns all records from multiple tables that satisfy the specified join condition. It is the simple and most...
Introduction to SQL
In this article, I am going to give you a brief introduction to SQL. SQL stands for Structured Query Language. At the end of this...