Write your MySQL query, you can use a single table or join multiple tables and get the query output into a CSV file using phpMyAdmin.
Know the differences between DELETE and TRUNCATE with examples in MySQL. You will learn when to use DELETE and when to use TRUNCATE.
Write different MySQL queries to get the second-highest salary from a database table. You can see a generic query to get nth highest salary.
Learn the type of SQL statements we use on a database. See the various examples using MySQL for DDL, DML, and DCL statements.
Write SQL queries to find and delete duplicate rows in a table in MySQL. Use GROUP BY with HAVING clause to identify and delete them.