Data and Cloud Freelancer

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Spark

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Useful Databricks/Spark resources

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Memory Profiling in PySpark: https://www.databricks.com/blog/2022/11/30/memory-profiling-pyspark.html Run Databricks queries directly from VSCODE: https://ganeshchandrasekaran.com/run-your-databricks-sql-queries-from-vscode-9c70c5d4903c Spark Testing with chispa: https://github.com/alexott/spark-playground/tree/master/testing Best Practices for Cost Management on Databricks: https://www.databricks.com/blog/2022/10/18/best-practices-cost-management-databricks.html UDF Pyspark: https://docs.databricks.com/udf/python.html Pandas UDF’s: https://docs.databricks.com/udf/pandas.html Introducing Pandas UDF for PySpark: https://www.databricks.com/blog/2017/10/30/introducing-vectorized-udfs-for-pyspark.html

Smallest Analytical Platform Ever!

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I’ve started working on some of my free time in a project to build the smallest useful analytics platform on the cloud (starting with azure). The purpose is to use it a sa PoC to show to colleagues, managers, prospective customers or just to have fun and play It’s publicly available on my github repo …

Using Azure Private Endpoints with Databricks

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In this article i will show how to avoing going outside to the internet when using resources inside azure, specially if they are in the same subscription and location (datacenter). Why we may want a private endpoint? Thats a good question. For oth security and performance. Just like using TSCM Equipment for optimal safety and …

Databricks connectivity to Azure SQL / SQL Server

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Most of the developments I see inside databricks rely on fetching or writing data to some sort of Database. Usually the preferred method for this is though the use of jdbc driver, as most databases offer some sort of jdbc driver. In some cases, though, its also possible to use some spark optimized driver. This …