From 9684267963ce5de493379839ffe80993f2c9cb59 Mon Sep 17 00:00:00 2001 From: Davide Angelocola Date: Sat, 27 Jun 2026 17:02:30 +0200 Subject: [PATCH] =?UTF-8?q?docs(changelog):=20note=20columnZoneStats=20/?= =?UTF-8?q?=20per-zone=20SUM=20surface=20(ADR=200013=20=C2=A76)?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Co-Authored-By: Claude Opus 4.8 --- CHANGELOG.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/CHANGELOG.md b/CHANGELOG.md index e3668e0b..a9bca9fc 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0 ## [Unreleased] +### Added + +- `ScanIterator.columnZoneStats(column)` surfaces per-zone min/max/sum/null-count from a column's `vortex.stats` zone-map table without decoding any data segment — the read side of aggregate push-down (ADR 0013 §6). `ArrayStats` gains a `sum` component, decoded from the zone-map table (where the Rust reference stores it too), so the Calcite adapter now answers `SUM`/`AVG` metadata-only when every zone carries a sum, falling back to a streaming scan only for columns without a zone map. ([05dd9204](https://github.com/dfa1/vortex-java/commit/05dd9204)) + ### Changed - Bumped `io.github.dfa1.zstd` (the `vortex.zstd` FFM bindings, pinned by the BOM) 0.4 → 0.5, which ships smaller jars (native debug symbols stripped). ([6dcdbe94](https://github.com/dfa1/vortex-java/commit/6dcdbe94))