v1.2.796-nightly

What's Changed

Exciting New Features ✨

• feat(query): add rule_deduplicated_sort by @xiedeyantu in #18544
• feat(query): ALTER TABLE Row Access Policy by @TCeason in #18540
• feat: implement Tabular SQL UDFs by @KKould in #18511
• feat: init support collecting meta node logs into history table by @dqhl76 in #18551
• feat(meta-service): implement structured metrics parsing with label support by @drmingdrmer in #18555

Thoughtful Bug Fix 🔧

• fix(query): the workload_group sort spill needs to be able to be forced to be turned off by @forsaken628 in #18561
• fix(query): Support the release of the query queue after the client cancels the query by @zhang2014 in #18558
• fix(query): table system.query_execution output data type does not match definition by @forsaken628 in #18554

Code Refactor 🎉

• refactor: schema-api test: consolidate Util usage and eliminate code duplication by @drmingdrmer in #18562

Others 📒

• chore: add info in log for sticky node not found. by @youngsofun in #18549
• chore(query): add more log for http get page by @zhang2014 in #18557
• chore(query): improve error of project_column_ref by @sundy-li in #18531
• chore: change default telemetry endpoint by @everpcpc in #18559
• chore: optimize compilation cache hit rate by @forsaken628 in #18529

Full Changelog: v1.2.795-nightly...v1.2.796-nightly

v1.2.795-nightly

What's Changed

Exciting New Features ✨

• feat(query): add user agent and metrics for jwks request by @everpcpc in #18535
• feat: support the to_binary with format by @KKould in #18525
• feat(scripts): add databend-meta log collection tool by @drmingdrmer in #18539

Thoughtful Bug Fix 🔧

• fix(query): panic if explaining complex joins by @dqhl76 in #18538
• fix(meta-service): eliminate 250ms lock delay during snapshot compaction by @drmingdrmer in #18542

Code Refactor 🎉

• refactor(meta): add state machine lock guards with debugging by @drmingdrmer in #18534
• refactor(meta-service): optimize state machine block loading with early cache checks by @drmingdrmer in #18541
• refactor(catalog): add ErrorCodeResultExt trait for cleaner error handling by @drmingdrmer in #18545
• refactor(query): migrate physical plan from enum to trait-based architecture by @zhang2014 in #18268
• refactor(query): merge memory、null、random、result_cache、view into storage_basic by @zhang2014 in #18547

Others 📒

• chore: added the enable_binary_to_utf8_lossy option for inserting lossy utf8 data by @KKould in #18532

Full Changelog: v1.2.794-nightly...v1.2.795-nightly

v1.2.794-nightly

What's Changed

Code Refactor 🎉

• refactor: polish session in HTTP handler by @youngsofun in #18527

Others 📒

• chore(query): Tuning sort spill memory usage by @forsaken628 in #18520
• chore: try telemetry by @BohuTANG in #18526
• chore: refine error message in transaction retry and add more log by @SkyFan2002 in #18528

Full Changelog: v1.2.793-nightly...v1.2.794-nightly

v1.2.793-nightly

What's Changed

Exciting New Features ✨

• feat(query): support create or replace role by @TCeason in #18500
• feat: support push down filter to materialized cte by @SkyFan2002 in #18493
• feat(query): Vector index support filter pushdown by @b41sh in #18516

Thoughtful Bug Fix 🔧

• fix: collect stats fail with string starts with large unicodes. by @youngsofun in #18523
• fix: improve error handling in history table by @dqhl76 in #18504

Code Refactor 🎉

• refactor: analyze table by @zhyass in #18514

Build/Testing/CI Infra Changes 🔌

• ci: add explain analysis on cloud by @everpcpc in #18521

Others 📒

• chore: bump logforth to 0.23 by @forsaken628 in #18524

Full Changelog: v1.2.792-nightly...v1.2.793-nightly

v1.2.792-nightly

What's Changed

Exciting New Features ✨

• feat: streaming load support session. by @youngsofun in #18510

Code Refactor 🎉

• refactor(query): use default verify if the feature is not included in the license by @zhang2014 in #18517

Build/Testing/CI Infra Changes 🔌

• ci: fix meta verifier by @everpcpc in #18515

Others 📒

• chore: remove unused ai-function by @BohuTANG in #18513

Full Changelog: v1.2.791-nightly...v1.2.792-nightly

v1.2.791-nightly

What's Changed

Exciting New Features ✨

• feat(query): support create/drop/desc row policy by @TCeason in #18490
• feat(meta-service): add timing monitoring for Raft-Log IO by @drmingdrmer in #18509

Thoughtful Bug Fix 🔧

• fix(query): fix unable get column for join with rowfetch by @zhang2014 in #18486
• fix(query): ignore group_by_shuffle_mode in grouping set query by @sundy-li in #18508
• fix(query): fix the 'not found' error caused by heartbeat loss on the local by @zhang2014 in #18512

Code Refactor 🎉

• refactor: polish handling of fail in transaction by @youngsofun in #18497

Build/Testing/CI Infra Changes 🔌

• ci: fix cat logs for metachaos by @everpcpc in #18491

Others 📒

• chore(query): refine startup message by @sundy-li in #18496
• chore(query): fix grouping function in type checker by @sundy-li in #18502

Full Changelog: v1.2.790-nightly...v1.2.791-nightly

v1.2.790-nightly

What's Changed

Exciting New Features ✨

• feat(query): add system.zero table && support empty result for empty stage by @sundy-li in #18453
• feat: add header X-DATABEND-CLIENT-CAPS. by @youngsofun in #18475

Thoughtful Bug Fix 🔧

• fix(query): refresh index lose data by @zhyass in #18482
• fix(query): fix update set with udf and filter by @b41sh in #18487
• fix: unload to zip support file larger than 4GB. by @youngsofun in #18485

Others 📒

• chore(query): add max node quota by @zhang2014 in #18474
• chore(query): add cluster current resource status log by @zhang2014 in #18488

Full Changelog: v1.2.789-nightly...v1.2.790-nightly

v1.2.789-nightly

What's Changed

Exciting New Features ✨

• feat: enable block stream write by @zhyass in #18285
• feat(query): Support json_agg function as an alias of json_array_agg by @b41sh in #18478

Thoughtful Bug Fix 🔧

• fix: reduce CI error rate of test_private_task by @KKould in #18473
• fix: attach table does not carry the indexes of the original table by @KKould in #18465
• fix: make update table meta idempotent by @SkyFan2002 in #18466
• fix(query): Fix vector distance function can not accept array nullable types by @b41sh in #18477

Code Refactor 🎉

• refactor(query): adjust the serialization of each aggregate function state one by one by @forsaken628 in #18462

Build/Testing/CI Infra Changes 🔌

• ci: fix setup chaos meta by @everpcpc in #18471

Others 📒

• chore: fix stackoverflow in CleanupUnusedCTEOptimizer by @SkyFan2002 in #18476

Full Changelog: v1.2.788-nightly...v1.2.789-nightly

v1.2.788-nightly

What's Changed

Thoughtful Bug Fix 🔧

• fix: collect statistics for MaterializeCTERef by @SkyFan2002 in #18470

Code Refactor 🎉

• refactor(query): refactor row fetcher for avoid oom by @zhang2014 in #18440

Others 📒

• chore: refine cte profile by @SkyFan2002 in #18467

Full Changelog: v1.2.787-nightly...v1.2.788-nightly

v1.2.787-nightly

What's Changed

Thoughtful Bug Fix 🔧

• fix(meta): export should log large chunk of snapshot cache data by @drmingdrmer in #18469

Code Refactor 🎉

• refactor: optimize list some OwnershipObjects by @TCeason in #18455
• refactor(query): Improve parse json performance by @b41sh in #18451

Full Changelog: v1.2.786-nightly...v1.2.787-nightly