SQL Join Query: Step by Step Guide

Helps learners master SQL joins, including subqueries, inner joins, outer joins, self joins, and cross joins, for efficient data retrieval.

11 Lessons 11 Lessons
5 Videos 5 Videos
18 Students 18 Students
Last updated 27 February, 2025
Aurpan Dash Aurgha
Length
1 hour 20 min
Effort
1 hour 20 min
Certification
No
Level
Beginner
Language
Bengali
This course includes
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About the course

Are you ready to take your SQL skills to the next level? If you've ever struggled with retrieving data from multiple tables or found database queries confusing, this course is here to make things crystal clear!

In this hands-on and beginner-friendly course, you'll explore the world of SQL joins - a fundamental skill for anyone working with databases. We’ll break down complex concepts into simple, easy-to-understand lessons with real-world examples so that you can confidently write efficient queries.

Here's what you'll learn:
Subqueries – When and how to use them to fetch dynamic data.
Inner Joins – The most common type of join to connect related data.
Outer Joins (LEFT, RIGHT, FULL) – Handling missing data like a pro.
Self Joins – When a table needs to reference itself.
Cross Joins – Generating unique combinations of data.

By the end of this course, you won’t just understand SQL joins—you’ll be applying them like a pro in your projects, making your data work for you! Whether you're just starting or looking to refine your skills, this course is designed to give you the confidence to tackle any database challenge.

What you will learn

Understand SQL Joins

Write Efficient Queries

Handle Complex Data Relationships

Requirements

Laptop / Desktop

SQL Server Management Studio (SSMS)

Stable Internet Connection

Course Content
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Length
1 hour 20 min
Effort
1 hour 20 min
Certification
No
Level
Beginner
Language
Bengali
This course includes
icon Lesson
icon Video
course image

SQL Join Query: Step by Step Guide

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