Spark SQL and Delta Lake on Spark 3.0

Denny Lee, et al, walk us through some improvements in Spark 3.0 around Spark SQL’s usage of Delta Lake:

One of most frequent questions through our Delta Lake Tech Talks was when would DML operations such as delete, update, and merge be available in Spark SQL?  Wait no more, these operations are now available in SQL!  Below are example of how you can write delete, update, and merge (insert, update, delete, and deduplication operations using Spark SQL

Read on for the full update.