How to join 3 tables in sql

Structured Query Language or SQL is a standard database language that is used to create, maintain and retrieve the data from relational databases like MySQL, Oracle, etc.

How to join multiple tables in mysql

How to join multiple tables in mysql

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Join 3 tables in sql w3schools

In this article, we will be using the Microsoft SQL Server.

Multiple Joins :
Here we are going to implement the concept of multiple joins. Multiple joins can be described as a query containing joins of the same or different types used more than once, thus giving them the ability to combine multiple tables.

For this article we will first create a database geeks and then create three tables in it and then run our queries on those tables.

1. Creating Database :

CREATE geeks;

Output –
Query ok, 1 row affected

2.

To use this database :

USE geeks;

Output –
Database changed

3. Adding Tables to the Database :

create table students(id int, name varchar(50),branch varchar(50)); create table marks(id int, marks int); create table attendance(id int, attendance int);

Output –
Query ok, 0 row affected
Query ok, 0 r

how to join three tables in sql with where condition

how to join 3 tables in sql w3schools