Spark SQL Joins - Left Outer Joinimage

visibility 13 access_time 28 days ago languageEnglish

This diagram shows Left Join type in Spark SQL. It returns all values from the left relation and the matched values from the right relation, or appends NULL if there is no match. It is also called left outer join.

References

JOIN - Spark 3.2.1 Documentation (apache.org)

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