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partition-pruning

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Battle-tested Apache Spark tuning patterns with reproducible benchmarks. 10 techniques (partition pruning, broadcast joins, AQE, skew handling, Z-ORDER, and more) โ€” each paired with measured before/after speedups runnable on a laptop.

  • Updated Apr 23, 2026
  • Python

Free Snowflake table scan efficiency health check โ€” find tables wasting compute on avoidable partition scans and size the optimization opportunity. Runs entirely in your Snowflake account: no external calls, no data leaves, no persistent objects.

  • Updated Jun 9, 2026
  • Jupyter Notebook

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