What is outer join in SQLite?

Question

The SQLite left outer join is used to fetch all rows from the left hand table specified in the ON condition and only those rows from the right table where the join condition is satisfied.

Does SQLite have outer joins?

Unfortunately, SQLite does not support the RIGHT JOIN clause and also the FULL OUTER JOIN clause. However, you can easily emulate the FULL OUTER JOIN by using the LEFT JOIN clause.

What is outer join used for?

The FULL OUTER JOIN (aka OUTER JOIN ) is used to return all of the records that have values in either the left or right table. For example, a full outer join of a table of customers and a table of orders might return all customers, including those without any orders, as well as all of the orders.

Which outer join is supported by SQLite?

Though SQL standard defines three types of OUTER JOINs: LEFT, RIGHT, and FULL, SQLite only supports the LEFT OUTER JOIN.

Is Outer join same as join?

The main difference between the Left Join and Right Join lies in the inclusion of non-matched rows. Left outer join includes the unmatched rows from the table which is on the left of the join clause whereas a Right outer join includes the unmatched rows from the table which is on the right of the join clause.

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