sk Skill · ivanshamaev
spark_sql
Use when writing, reviewing, debugging, or optimizing production Spark SQL for Hive/lakehouse/HDFS tables, including CTE-heavy queries, joins, windows, partition pruning, Hive Metastore operations, insert/overwrite safety, query hints, statistics, EXPLAIN plans, AQE, skew, materialization, and SQL performance diagnostics.
Open on skills.sh ↗read 2026-09-15
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