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Session 3 progress: Tasks #4-#8 complete #19

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Merged
cbb330 merged 1 commit into from
Feb 20, 2026
Merged

Session 3 progress: Tasks #4-#8 complete #19

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19 changes: 19 additions & 0 deletions claude-progress.txt
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Expand Up @@ -279,3 +279,22 @@ With Tasks #0-#3 complete, these tasks are now unblocked:
## Session Completed Successfully ✨

**Summary**: Highly productive session completing foundation for ORC predicate pushdown. Core data structures (schema manifest, column resolution, statistics APIs) are in place. Ready for fragment and filtering logic in next session.


## Session 3 - 2026-02-20 (In Progress)

### Session Summary
**Context**: Fresh context window
**Tasks Completed**: 5 tasks (Tasks #4-#8)
**PRs Merged**: 6 PRs
**Status**: Very productive - fragment infrastructure complete

### Tasks Completed
- Task #4: OrcFileFragment class (+187 lines)
- Task #5: StripeStatisticsCache (done in #4)
- Task #6: EnsureCompleteMetadata (+62 lines)
- Task #7: EnsureManifestCached (done in #6)
- Task #8: EnsureStatisticsCached (done in #6)

### Next: Task #9 - ResolvePredicateFields (Predicate Evaluation phase)

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