What's Changed

• feat: reduce unit test suite wall time by @waynexia in https://github.com/GreptimeTeam/greptimedb/pull/7657
• test: adds sqlness test for vector index by @killme2008 in https://github.com/GreptimeTeam/greptimedb/pull/7634
• fix: incorrect column statistics of promql plans by @waynexia in https://github.com/GreptimeTeam/greptimedb/pull/7662
• feat: support group by op in promql by @waynexia in https://github.com/GreptimeTeam/greptimedb/pull/7663
• chore: use forked sqlness by @discord9 in https://github.com/GreptimeTeam/greptimedb/pull/7664
• fix: drop rhs columns on promql filter join by @waynexia in https://github.com/GreptimeTeam/greptimedb/pull/7665
• feat(copy_to_json): add date_format/timestamp_format/time_format for JSON format copy by @linyihai in https://github.com/GreptimeTeam/greptimedb/pull/7633
• refactor(vector-index): use protobuf for metadata and align code by @killme2008 in https://github.com/GreptimeTeam/greptimedb/pull/7648
• test: add repartition fuzz target with partition IR and translators by @WenyXu in https://github.com/GreptimeTeam/greptimedb/pull/7666
• feat: Implement a shared pruner for partitions in the same scanner by @evenyag in https://github.com/GreptimeTeam/greptimedb/pull/7635
• feat: adapt prometheus 3.x matrix selector behavior change by @waynexia in https://github.com/GreptimeTeam/greptimedb/pull/7671
• fix(meta-srv): force close postgres client on reset to release advisory l… by @YZL0v3ZZ in https://github.com/GreptimeTeam/greptimedb/pull/7673
• feat: partition rule version validation for writes and staging by @WenyXu in https://github.com/GreptimeTeam/greptimedb/pull/7628

New Contributors

• @YZL0v3ZZ made their first contribution in https://github.com/GreptimeTeam/greptimedb/pull/7673

Full Changelog: https://github.com/GreptimeTeam/greptimedb/compare/v1.0.0-rc.1...v1.0.0-rc.1-nightly-20260209