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How does it differ from static partition pruning?

SQLhard0.3 min readPremium
Frequency
Low
Asked at 1 company
Category
487
questions in SQL
Difficulty Split
130E|271M|86H
in this category
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1,863
across 7 categories
Asked at these companies
TCS
Key Concepts Tested
optimizationpartition
Expert AnswerPremium
56 wordsInterview-ready
**Static**: Partition values known at compile time—WHERE dt='2024-01-01'. Optimizer prunes at plan time. **Dynamic**: Values from subquery or parameter—WHERE dt IN (SELECT max_dt FROM control). May require runtime; optimizer may not prune until execution. **Trade-off**: Static allows full optimization; dynamic adds overhead....
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