This release adds 3 notable features for engineering teams evaluating rollout.
✓ No known CVEs patched in this version
Topics
Summary
AI summaryUpdates Bench/infra, compress, and feat across a mixed release.
Changes in this release
| Type | Severity | Summary | CVE |
|---|---|---|---|
| Feature | Low |
Add pg_deltax.target_database GUC for configurable maintenance worker database(s). Add pg_deltax.target_database GUC for configurable maintenance worker database(s). Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Performance | Medium |
Optimize codec decode performance. Optimize codec decode performance. Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Performance | Medium |
Improve planner stats for compressed partitions in join queries. Improve planner stats for compressed partitions in join queries. Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Performance | Medium |
General improvements to planner statistics. General improvements to planner statistics. Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Performance | Medium |
Parallelize queries lacking GROUP BY clauses. Parallelize queries lacking GROUP BY clauses. Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Performance | Low |
Performance improvements in clickbench benchmark suite. Performance improvements in clickbench benchmark suite. Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Bugfix | Medium |
Fix ProcessUtility on databases where deltax is not enabled. Fix ProcessUtility on databases where deltax is not enabled. Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Bugfix | Medium |
Read JSONB SPI datums as JsonB instead of text in compress module. Read JSONB SPI datums as JsonB instead of text in compress module. Source: llm_adapter@2026-06-13 Confidence: high |
— |
| Refactor | Low |
Simplify target_database worker wiring and add tests. Simplify target_database worker wiring and add tests. Source: llm_adapter@2026-06-13 Confidence: high |
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Full changelog
What's Changed
- Codec decode optimizations by @tsg in https://github.com/xataio/deltax/pull/19
- join-query performance: planner stats for compressed partitions by @tsg in https://github.com/xataio/deltax/pull/22
- Improvements to planner stats by @tsg in https://github.com/xataio/deltax/pull/23
- Fix ProcessUtility on databases where deltax is not enabled by @tsg in https://github.com/xataio/deltax/pull/25
- Parallelize queries with no group by by @tsg in https://github.com/xataio/deltax/pull/26
- Perf improvements clickbench by @tsg in https://github.com/xataio/deltax/pull/28
- Bench/infra: collision-safe EC2 provisioning, harness hooks, EC2 validation runbook by @SferaDev in https://github.com/xataio/deltax/pull/30
- fix(compress): read jsonb SPI datums as JsonB, not text by @agentxagi in https://github.com/xataio/deltax/pull/27
- feat: pg_deltax.target_database GUC — configurable database(s) for the maintenance worker by @wezell in https://github.com/xataio/deltax/pull/38
- worker: simplify target_database worker wiring + add tests (follow-up to #38) by @tsg in https://github.com/xataio/deltax/pull/39
New Contributors
- @SferaDev made their first contribution in https://github.com/xataio/deltax/pull/30
- @agentxagi made their first contribution in https://github.com/xataio/deltax/pull/27
- @wezell made their first contribution in https://github.com/xataio/deltax/pull/38
Full Changelog: https://github.com/xataio/deltax/compare/v0.2.0...v0.2.1
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