Meetup slides:
the video:
Post lecture remarks (thanks to Eyal Trabelsi) :
Small correction to lecture #3, regarding the insert overwrite of partitions in spark, according to data bricks: there is overwrite per partition in spark https://www.slideshare.net/databricks/whats-new-in-upcoming-apache-spark-23 page 54, it is available in spark v2.3.
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