Sep 9, 2019 in Spark Sql
Q:

SQL FULL OUTER JOIN Keyword

1 Answer

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Sep 9, 2019

SQL FULL OUTER JOIN Keyword

The FULL OUTER JOIN keyword return all records when there is a match in left (table1) or right (table2) table records.

Note: FULL OUTER JOIN can potentially return very large result-sets!

Tip: FULL OUTER JOIN and FULL JOIN are the same.

FULL OUTER JOIN Syntax

SELECT column_name(s)
FROM table1
FULL OUTER JOIN table2
ON table1.column_name = table2.column_name
WHERE condition;

SQL FULL OUTER JOIN

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