Add PERCENTILE aggregation function and related validation#16545

Merged

JackieTien97 merged 6 commits into

apache:masterfrom

FearfulTomcat27:feat/percentile

Jun 12, 2026

Commits on Jun 12, 2026

feat: Add PERCENTILE aggregation function with validation and error handling
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feat: Implement GroupedPercentileAccumulator and PercentileAccumulator for percentile aggregation
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feat: Integrate MemoryReservationManager into percentile accumulators for improved memory management
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Fix review issues for PERCENTILE aggregation: deserialize sorted flag, memory accounting, license headers, and integer overflow
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format: format using spotless
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fix: Fixing issues encountered during the conflict resolution process
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