SQLrevisited
Blog to learn about SQL, database, Oracle, SQL Server, MySQL, PostgreSQL concepts and much more.
Friday, March 21, 2025
Top 15 SQL Query Interview Questions for Practice (with Solutions)
›
Hello folks, if you are preparing for technical interviews for software developer, system admin, data analyst, or data scientist, one skill ...
Wednesday, February 26, 2025
5 Ways to find the Second Highest Salary of Employee in SQL [Solved]
›
Hello guys, if you have attended programming or software development interview then you may have come across SQL queries. In the past, I ha...
1 comment:
Difference between JOIN and SUBQUERY in SQL
›
Hey there! Ever found yourself at the crossroads of JOIN and SUBQUERY, wondering which path to take in your database adventures? Well, you...
Difference between ISNULL and COALESCE in SQL Server
›
Hey there! Today, I'm diving deep into the fascinating world of SQL Server to unravel the mysteries of two essential functions: ISNULL a...
Saturday, February 22, 2025
How to join two tables in a single SQL query? MySQL Example
›
Hello guys, if you are wondering how to join multiple tables in SQL to produce a combine result which contains columns from all tables but n...
›
Home
View web version
