Loading
Quipo
in
MindXchange
Log In
Tutorials
Exercises
MCQs
Interview Q & A
Tests
HTML
CSS
JavaScript
Java
SQL
Angular
Spring
Quipo
in
MindXchange
Menu
MindXchange
HTML
CSS
JavaScript
Java
SQL
Angular
Spring
Welcome to Quipoin
Login to track your progress
Quipoin Menu
Learn • Practice • Grow
Tutorial
Exercises
MCQs
Interview Q & A
Tests
SQL Fundamentals
Introduction to SQL
What is Database
MySQL Installation
Types of Database
What is a Table in SQL
Creating First Database
Creating First Table
SQL Data Type
SQL Commands Overview
What Are SQL Commands
Types of SQL Commands
Database Queries - CREATE, DROP, USE
Table Queries
CRUD Operations
SQL SELECT
SQL INSERT
SQL UPDATE
SQL DELETE
Schema Modification
Keys & Constraints
Keys in SQL
SQL Constraints
Foreign Keys
Constraints
Data Filtering
SELECT
WHERE
SQL Operators
SQL LIMIT
SQL ORDER BY
SQL Aggregate
SQL GROUP BY
SQL HAVING
SQL Execution Order
Joins & Sets
SQL JOINS
Advanced SQL Joins
SQL Self Join
SQL CROSS JOIN
SQL UNION
SQL INTERSECT & EXCEPT
Subqueries & Views
SQL Subqueries
Single Row Subqueries
Multi Row Subqueries
Correlated Subqueries
Derived Tables
Views
Updating Views
Indexes & Programs
SQL Indexes
Query Optimization
Index Optimization
Procedures
Functions
Triggers
Transactions & Security
SQL Transactions
ACID Properties
SQL Normalization
SQL Denormalization
SQL Security
SQL Injection
Advanced SQL
Window Functions
Interview Queries
Capstone Project
sql /
Correlated Subqueries
exercise
MCQ
Videos
Discussion
1
2
3
4
5
1/5
Exercise 1
•
Sql
Question
Question
What is a correlated subquery? Write a query to find employees who earn more than the average salary of their own department.
Show Answer
Mark Complete
