Bucketing in Spark SQL 2 3 with Jacek Laskowski скачать в хорошем качестве

Bucketing in Spark SQL 2 3 with Jacek Laskowski

Bucketing is an optimization technique in Spark SQL that uses buckets and bucketing columns to determine data partitioning. When applied properly bucketing can lead to join optimizations by avoiding shuffles (aka exchanges) of tables participating in the join. The talk will give you the necessary information so you can use bucketing to optimize Spark SQL structured queries. About: Databricks provides a unified data analytics platform, powered by Apache Spark™, that accelerates innovation by unifying data science, engineering and business. Read more here: https://databricks.com/product/unifie... Connect with us: Website: https://databricks.com Facebook:   / databricksinc   Twitter:   / databricks   LinkedIn:   / databricks   Instagram:   / databricksinc   Databricks is proud to announce that Gartner has named us a Leader in both the 2021 Magic Quadrant for Cloud Database Management Systems and the 2021 Magic Quadrant for Data Science and Machine Learning Platforms. Download the reports here. https://databricks.com/databricks-nam...