How to obtain data from multiple tables using SQL

Photo by Caspar Camille Rubin on Unsplash

Cartesian product

Cartesian Product Query
Cartesian Product SQL Result Sample

Inner Join

Inner or Equal Join Query
Inner or Equal Join SQL Result Sample

Joining More than Two Tables

Inner or Equal Join Query with 3 Tables
Inner or Equal Join with 3 Tables SQL Result Sample

Non-Inner/Equal Join

Non Inner or Non Equal Join Query
Non Inner or Non Equal Join SQL Result Sample

OUTER Joins

LEFT OUTER JOIN

Left Outer Join Query
Left Outer Join SQL Result Sample

RIGHT OUTER JOIN

Right Outer Join Query
Right Outer Join SQL Result Sample

FULL OUTER JOIN

Full Outer Join Query

Self Join

Self Join Query
Self Join SQL Result Sample

Natural Joins

Natural Join Query
Natural Join SQL Result Sample

Joins with the USING Clause

USING Keyword Query
USING Keyword SQL Result Sample

--

--

--

Data Platform Architect at Finnair

Love podcasts or audiobooks? Learn on the go with our new app.

Recommended from Medium

New online class: Python Crash Course on the co:rise platform

Become an ambassador of the Cloud team, complete missions in the Kronos galaxy and always win.

Embedded System Project #6: Serial Communication

Factful Agility Framework Book

Getting started with Linux commands

Java Concurrency in a Nutshell: The Basics (Part 1)

Deploy React App to AWS Fargate — Part 02

Build A HomeKit Controlled LED Matrix

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store
Venkata Gowri Sai Rakesh kumar Varanasi

Venkata Gowri Sai Rakesh kumar Varanasi

Data Platform Architect at Finnair

More from Medium

Temporary Tables in SQL Server and # vs ##

Rewriting Window Functions with Joins in SQL

SQL Server checklist for better performance

Understanding SQL MERGE Statement for Better Performance.