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Joins in SQL

Learn joins in sql from basics in this free online training. Joins in sql course is taught hands-on by experts. Learn about SQL in detail with examples. Best for beginners. Enrol for free now!

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Joins in SQL

About this course

With the amount of data increasing exponentially by the day, its management becomes extremely crucial, and that's where SQL enters! Data in its raw form is more often than not incomprehensible and requires to be organized to be made sense of. SQL involves organization, manipulation, retrieval and storage of data in relational databases. Explore our Software Engineering Courses today.

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What do Joins do in SQL?

Joins in SQL enable you to combine fields from multiple tables through the means of common values. Various types of Joins in SQL help you combine two tables based on the conditions applied.

What are the different types of Joins in SQL?

You can find several types of Joins in SQL. They are Inner Join, Left Outer Join, Right Outer Join, Full Outer Join, Cross Join, and Self Join. All these Joins in SQL will help you achieve your various goals in SQL as each of them comes with different advantages.

What is left JoinJoin and right Join in SQL?

Left Join in SQL allows you to retrieve all the records present in the left table and match records from the right table. Right, Join in SQL will enable you to get all the values from the right table and the matched values from the left table.