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11. To Cache or Not to Cache, that's the Million Dollar Question | Unravel

    2018-03-22 Tags: spark, cache, memory, hadoop, performance by klotz
12. Spark Data Source API. Extending Our Spark SQL Query Engine

    2018-03-21 Tags: spark, data source, api, hadoop, big data by klotz
13. Introducing Stream-Stream Joins in Apache Spark 2.3 - The Databricks Blog

    2018-03-13 Tags: spark, spark streaming, join, hadoop by klotz
14. Apache Spark - Best Practices and Tuning · GitBook

    2018-02-27 Tags: spark, performance, book, hadoop by klotz
15. MLeap: Providing (Near) Real-time Data Science with Apache Spark

    2017-08-27 Tags: machine learning, hadoop, spark, batch pipeline, mleap by klotz
16. sparkmagic/Spark Kernel.ipynb at master · jupyter-incubator/sparkmagic

    "executorMemory": "4G", "executorCores":4}

    2017-07-28 Tags: spark, jupyter, hadoop, notebook, sparkmagic, scala, python, sql by klotz
17. ORC Creation Best Practices - Hortonworks

    -set hive.exec.orc.split.strategy=ETL; -- this will work only for specific values scan, if full table scan will be required anyway, use default (HYBRID) or BI.

    2017-06-12 Tags: spark, hadoop, orc, hive, performance, tuning, etl, bi, hybrid by klotz
18. Apache Spark and Amazon S3 — Gotchas and best practices

    2017-06-12 Tags: s3, aws, spark, hadoop, best practices by klotz
19. Spark job to read gzip files, ignoring corrupted files

    2017-05-23 Tags: spark, gzip, hadoop by klotz
20. Spark to parse Weblogs text files and write output to Parquet format - Hortonworks

    2017-05-04 Tags: apache, zappelin, hortonworks, spark, logs, pyspark, hadoop by klotz

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