Individual skill

trino-query-optimization

Trino distributed SQL query optimization — predicate/projection/aggregation pushdown, join reordering (AUTOMATIC/ELIMINATE_CROSS_JOINS), broadcast vs partitioned joins, dynamic filtering, CBO with ANALYZE, filter-early patterns, partition pruning, avoiding SELECT *, reducing shuffle, cross-catalog query cost, session property tuning, query hints, anti-patterns for slow Trino queries

group_skills/trino_group_skills/trino_query_optimization/SKILL.md

Source commit 75f49e7bf30c9908a0921911755abb6cc6c01f7b

What was checked

Matches the observed repository HEAD

Yes

Scanner rules are current

No

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Skill scan complete

Yes

Observed behavior

Not checked yet

Last checked

Nov 6, 2026

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