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Luca's blog on data engineering, data platforms, and performance.
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Blog of the database services at CERN
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Wednesday, March 29, 2017
On Measuring Apache Spark Workload Metrics for Performance Troubleshooting
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Topic: This post is about measuring Apache Spark workload metrics for performance investigations. In particular you can find the descriptio...
Monday, November 21, 2016
IPython/Jupyter SQL Magic Functions for PySpark
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Topic: this post is about a simple implementation with examples of IPython custom magic functions for running SQL in Apache Spark using PyS...
Thursday, September 15, 2016
Apache Spark 2.0 Performance Improvements Investigated With Flame Graphs
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Topic: This post is about performance optimizations introduced in Apache Spark 2.0, in particular whole-stage code generation. A test case ...
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