docs: add release note for v1.0.0-beta.2

blog/release-1-0-0-beta-2.md

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+---
+keywords: [release, GreptimeDB, changelog, v1.0.0-beta.2]
+description: GreptimeDB v1.0.0-beta.2 Changelog
+date: 2025-12-03
+---
+
+# v1.0.0-beta.2
+
+Release date: December 02, 2025
+
+### Breaking changes
+
+* fix!: align numeric type aliases with PostgreSQL and MySQL by [@killme2008](https://github.com/killme2008) in [#7270](https://github.com/GreptimeTeam/greptimedb/pull/7270)
+* feat!: improve mysql/pg compatibility by [@killme2008](https://github.com/killme2008) in [#7315](https://github.com/GreptimeTeam/greptimedb/pull/7315)
+* perf(metric-engine)!: Replace mur3 with fxhash for faster TSID generation by [@v0y4g3r](https://github.com/v0y4g3r) in [#7316](https://github.com/GreptimeTeam/greptimedb/pull/7316)
+
+### 👍 Highlights
+
+#### 🚀 Key New Features
+
+* **Region Migration:**
+    * Introduced **batch region migration**.
+* **JSON Handling:**
+    * New UDF: **`json_get_object`**.
+* **Operations:**
+    * Supported **dynamic enabling or disabling of tracing**.
+    * Enabled **parallel table operations** in `COPY DATABASE`.
+    * Supported the ability to **alter database compaction options**.
+
+#### ⚡ Performance Improvements
+
+* Enhanced efficiency by **parallelizing file source region** and **building partition sources in parallel**.
+* Optimized query execution by **avoiding unnecessary merge sort**.
+* Implemented tracking for the **query memory pool**.
+
+#### 🐛 Notable Bug Fixes
+
+* Fixed a critical **write stall issue that prevented recovery** due to flush logic problems.
+* Resolved a **deadlock in the metric engine** when altering a group of tables.
+* Fixed multiple compatibility issues, including corrections for **PostgreSQL extended query parameter parsing**, **timezone settings**, and **MySQL binary date type** handling.
+
+### 🚀 Features
+
+* feat: load latest index file first by [@evenyag](https://github.com/evenyag) in [#7221](https://github.com/GreptimeTeam/greptimedb/pull/7221)
+* feat: introduce batch region migration by [@WenyXu](https://github.com/WenyXu) in [#7176](https://github.com/GreptimeTeam/greptimedb/pull/7176)
+* feat: build partition sources in parallel by [@waynexia](https://github.com/waynexia) in [#7243](https://github.com/GreptimeTeam/greptimedb/pull/7243)
+* feat: dynamic enable or disable trace by [@waynexia](https://github.com/waynexia) in [#6609](https://github.com/GreptimeTeam/greptimedb/pull/6609)
+* feat: support parallel table operations in `COPY DATABASE` by [@WenyXu](https://github.com/WenyXu) in [#7213](https://github.com/GreptimeTeam/greptimedb/pull/7213)
+* feat: gc worker only local regions&test by [@discord9](https://github.com/discord9) in [#7203](https://github.com/GreptimeTeam/greptimedb/pull/7203)
+* feat: implement compressed CSV/JSON export functionality by [@McKnight22](https://github.com/McKnight22) in [#7162](https://github.com/GreptimeTeam/greptimedb/pull/7162)
+* feat: split batches before merge by [@evenyag](https://github.com/evenyag) in [#7225](https://github.com/GreptimeTeam/greptimedb/pull/7225)
+* feat: gc scheduler ctx&procedure by [@discord9](https://github.com/discord9) in [#7252](https://github.com/GreptimeTeam/greptimedb/pull/7252)
+* feat: gc get ref from manifest by [@discord9](https://github.com/discord9) in [#7260](https://github.com/GreptimeTeam/greptimedb/pull/7260)
+* feat: support alter database compaction options by [@WaterWhisperer](https://github.com/WaterWhisperer) in [#7251](https://github.com/GreptimeTeam/greptimedb/pull/7251)
+* feat: don't validate external table's region schema by [@waynexia](https://github.com/waynexia) in [#7268](https://github.com/GreptimeTeam/greptimedb/pull/7268)
+* feat: simplify merge scan stream by [@waynexia](https://github.com/waynexia) in [#7269](https://github.com/GreptimeTeam/greptimedb/pull/7269)
+* feat: udf `json_get_object` by [@MichaelScofield](https://github.com/MichaelScofield) in [#7241](https://github.com/GreptimeTeam/greptimedb/pull/7241)
+* feat: support Dictionary type by [@waynexia](https://github.com/waynexia) in [#7277](https://github.com/GreptimeTeam/greptimedb/pull/7277)
+* feat: simplify file_stream::create_stream by [@waynexia](https://github.com/waynexia) in [#7275](https://github.com/GreptimeTeam/greptimedb/pull/7275)
+* feat: track query memory pool by [@fengjiachun](https://github.com/fengjiachun) in [#7219](https://github.com/GreptimeTeam/greptimedb/pull/7219)
+* feat: basic gc scheduler by [@discord9](https://github.com/discord9) in [#7263](https://github.com/GreptimeTeam/greptimedb/pull/7263)
+* feat: reloadable tls client config by [@shuiyisong](https://github.com/shuiyisong) in [#7230](https://github.com/GreptimeTeam/greptimedb/pull/7230)
+* feat: `decode_primary_key` method for debugging by [@waynexia](https://github.com/waynexia) in [#7284](https://github.com/GreptimeTeam/greptimedb/pull/7284)
+* feat: update dashboard to v0.11.8 by [@ZonaHex](https://github.com/ZonaHex) in [#7281](https://github.com/GreptimeTeam/greptimedb/pull/7281)
+* feat: introduce `remap_manifests` for `RegionEngine` by [@WenyXu](https://github.com/WenyXu) in [#7265](https://github.com/GreptimeTeam/greptimedb/pull/7265)
+* feat: implement manual type for async index build by [@SNC123](https://github.com/SNC123) in [#7104](https://github.com/GreptimeTeam/greptimedb/pull/7104)
+* feat:  add building option to build images base on distroless image by [@WaterWhisperer](https://github.com/WaterWhisperer) in [#7240](https://github.com/GreptimeTeam/greptimedb/pull/7240)
+* feat: batch region migration for failover by [@WenyXu](https://github.com/WenyXu) in [#7245](https://github.com/GreptimeTeam/greptimedb/pull/7245)
+* feat: add batch gc procedure by [@discord9](https://github.com/discord9) in [#7296](https://github.com/GreptimeTeam/greptimedb/pull/7296)
+* feat: add region repartition group procedure infrastructure by [@WenyXu](https://github.com/WenyXu) in [#7299](https://github.com/GreptimeTeam/greptimedb/pull/7299)
+* feat: add some configurable points by [@fengys1996](https://github.com/fengys1996) in [#7227](https://github.com/GreptimeTeam/greptimedb/pull/7227)
+* feat: simple read write new json type values by [@MichaelScofield](https://github.com/MichaelScofield) in [#7175](https://github.com/GreptimeTeam/greptimedb/pull/7175)
+* feat: introduce `EnterStagingRequest` for `RegionEngine` by [@WenyXu](https://github.com/WenyXu) in [#7261](https://github.com/GreptimeTeam/greptimedb/pull/7261)
+* feat: implement metadata update for repartition group procedure by [@WenyXu](https://github.com/WenyXu) in [#7311](https://github.com/GreptimeTeam/greptimedb/pull/7311)
+* feat: implement `Display` trait for `FlushRegions` by [@WenyXu](https://github.com/WenyXu) in [#7320](https://github.com/GreptimeTeam/greptimedb/pull/7320)
+* feat: update pg-catalog for describe table by [@sunng87](https://github.com/sunng87) in [#7321](https://github.com/GreptimeTeam/greptimedb/pull/7321)
+
+### 🐛 Bug Fixes
+
+* fix: obtain system time after fetching lease values by [@WenyXu](https://github.com/WenyXu) in [#7223](https://github.com/GreptimeTeam/greptimedb/pull/7223)
+* fix: clone the page before putting into the index cache by [@evenyag](https://github.com/evenyag) in [#7229](https://github.com/GreptimeTeam/greptimedb/pull/7229)
+* fix: correct signature of current_schemas function by [@sunng87](https://github.com/sunng87) in [#7233](https://github.com/GreptimeTeam/greptimedb/pull/7233)
+* fix: allow compacting L1 files under append mode by [@evenyag](https://github.com/evenyag) in [#7239](https://github.com/GreptimeTeam/greptimedb/pull/7239)
+* fix: dynamic reload tracing layer loses trace id by [@waynexia](https://github.com/waynexia) in [#7257](https://github.com/GreptimeTeam/greptimedb/pull/7257)
+* fix: log not print by [@killme2008](https://github.com/killme2008) in [#7272](https://github.com/GreptimeTeam/greptimedb/pull/7272)
+* fix: return sqlalchemy compatible version string in version() by [@sunng87](https://github.com/sunng87) in [#7271](https://github.com/GreptimeTeam/greptimedb/pull/7271)
+* fix: postgres extended query parameter parsing and type check by [@sunng87](https://github.com/sunng87) in [#7276](https://github.com/GreptimeTeam/greptimedb/pull/7276)
+* fix: unlimit `trace_id` query in jaeger API by [@shuiyisong](https://github.com/shuiyisong) in [#7283](https://github.com/GreptimeTeam/greptimedb/pull/7283)
+* fix: postgres show statement describe and timestamp text parsing by [@sunng87](https://github.com/sunng87) in [#7286](https://github.com/GreptimeTeam/greptimedb/pull/7286)
+* fix: postgres timezone setting by default by [@killme2008](https://github.com/killme2008) in [#7289](https://github.com/GreptimeTeam/greptimedb/pull/7289)
+* fix: pre-commit all files failed by [@yihong0618](https://github.com/yihong0618) in [#7290](https://github.com/GreptimeTeam/greptimedb/pull/7290)
+* fix: mysql binary date type and multi-lang ci tests by [@killme2008](https://github.com/killme2008) in [#7291](https://github.com/GreptimeTeam/greptimedb/pull/7291)
+* fix: partition tree metric should the delta by [@evenyag](https://github.com/evenyag) in [#7307](https://github.com/GreptimeTeam/greptimedb/pull/7307)
+* fix: implement bulk write for time partitions and bulk memtable by [@evenyag](https://github.com/evenyag) in [#7293](https://github.com/GreptimeTeam/greptimedb/pull/7293)
+* fix: metric engine deadlock when altering a group of tables by [@waynexia](https://github.com/waynexia) in [#7308](https://github.com/GreptimeTeam/greptimedb/pull/7308)
+* fix: request limiter test case fix by [@fengjiachun](https://github.com/fengjiachun) in [#7323](https://github.com/GreptimeTeam/greptimedb/pull/7323)
+* fix: fix write stall that never recovers due to flush logic issues by [@WenyXu](https://github.com/WenyXu) in [#7322](https://github.com/GreptimeTeam/greptimedb/pull/7322)
+
+### 🚜 Refactor
+
+* refactor: remove `export_metrics` and related configuration by [@WaterWhisperer](https://github.com/WaterWhisperer) in [#7236](https://github.com/GreptimeTeam/greptimedb/pull/7236)
+* refactor: create `JsonValue` for json value by [@MichaelScofield](https://github.com/MichaelScofield) in [#7214](https://github.com/GreptimeTeam/greptimedb/pull/7214)
+* refactor: make `show tables` fast under large tables by [@MichaelScofield](https://github.com/MichaelScofield) in [#7231](https://github.com/GreptimeTeam/greptimedb/pull/7231)
+* refactor: remove `Vector`s from `RecordBatch` completely by [@MichaelScofield](https://github.com/MichaelScofield) in [#7184](https://github.com/GreptimeTeam/greptimedb/pull/7184)
+* refactor: make json value use json type by [@MichaelScofield](https://github.com/MichaelScofield) in [#7248](https://github.com/GreptimeTeam/greptimedb/pull/7248)
+* refactor: pub `HttpOutputWriter` for external use by [@MichaelScofield](https://github.com/MichaelScofield) in [#7287](https://github.com/GreptimeTeam/greptimedb/pull/7287)
+* refactor: load metadata using official impl by [@discord9](https://github.com/discord9) in [#7302](https://github.com/GreptimeTeam/greptimedb/pull/7302)
+
+### 📚 Documentation
+
+* docs: update project status and tweak readme by [@killme2008](https://github.com/killme2008) in [#7216](https://github.com/GreptimeTeam/greptimedb/pull/7216)
+* docs(config): clarify `store_addrs` format by [@fengys1996](https://github.com/fengys1996) in [#7279](https://github.com/GreptimeTeam/greptimedb/pull/7279)
+
+### ⚡ Performance
+
+* perf: avoid unnecessary merge sort by [@waynexia](https://github.com/waynexia) in [#7274](https://github.com/GreptimeTeam/greptimedb/pull/7274)
+* perf: parallelize file source region by [@waynexia](https://github.com/waynexia) in [#7285](https://github.com/GreptimeTeam/greptimedb/pull/7285)
+
+### 🧪 Testing
+
+* test: gc integration test by [@discord9](https://github.com/discord9) in [#7306](https://github.com/GreptimeTeam/greptimedb/pull/7306)
+
+### ⚙️ Miscellaneous Tasks
+
+* chore: allow unlimited return if timerange is applied by [@shuiyisong](https://github.com/shuiyisong) in [#7222](https://github.com/GreptimeTeam/greptimedb/pull/7222)
+* chore: add debug log on receiving logs by [@shuiyisong](https://github.com/shuiyisong) in [#7211](https://github.com/GreptimeTeam/greptimedb/pull/7211)
+* chore: add `tls-watch` option in cmd by [@shuiyisong](https://github.com/shuiyisong) in [#7226](https://github.com/GreptimeTeam/greptimedb/pull/7226)
+* ci: update helm-charts and homebrew-greptime pull request reviewer by [@daviderli614](https://github.com/daviderli614) in [#7232](https://github.com/GreptimeTeam/greptimedb/pull/7232)
+* chore: fix SQLness test for `COPY` command from CSV file by [@Standing-Man](https://github.com/Standing-Man) in [#7235](https://github.com/GreptimeTeam/greptimedb/pull/7235)
+* ci: dev-build with large page size by [@MichaelScofield](https://github.com/MichaelScofield) in [#7228](https://github.com/GreptimeTeam/greptimedb/pull/7228)
+* chore: bump version to beta.2 by [@discord9](https://github.com/discord9) in [#7238](https://github.com/GreptimeTeam/greptimedb/pull/7238)
+* ci: update review code owners by [@evenyag](https://github.com/evenyag) in [#7250](https://github.com/GreptimeTeam/greptimedb/pull/7250)
+* chore: add tests for election reset and region lease failure handling by [@WenyXu](https://github.com/WenyXu) in [#7266](https://github.com/GreptimeTeam/greptimedb/pull/7266)
+* chore: add default value to sparse_primary_key_encoding config item by [@fengys1996](https://github.com/fengys1996) in [#7273](https://github.com/GreptimeTeam/greptimedb/pull/7273)
+* chore: add `INFORMATION_SCHEMA_ALERTS_TABLE_ID` const value by [@fengys1996](https://github.com/fengys1996) in [#7288](https://github.com/GreptimeTeam/greptimedb/pull/7288)
+* chore: return meaningful message when content type mismatch in otel by [@killme2008](https://github.com/killme2008) in [#7301](https://github.com/GreptimeTeam/greptimedb/pull/7301)
+* ci: add multi lang tests workflow into release and nightly workflows by [@killme2008](https://github.com/killme2008) in [#7300](https://github.com/GreptimeTeam/greptimedb/pull/7300)
+* chore: optimize search traces from Grafana by [@shuiyisong](https://github.com/shuiyisong) in [#7298](https://github.com/GreptimeTeam/greptimedb/pull/7298)
+* chore: return 404 if trace not found by [@shuiyisong](https://github.com/shuiyisong) in [#7304](https://github.com/GreptimeTeam/greptimedb/pull/7304)
+* chore: add more fields to DdlManagerConfigureContext by [@fengys1996](https://github.com/fengys1996) in [#7310](https://github.com/GreptimeTeam/greptimedb/pull/7310)
+
+### Build
+
+* build: update opensrv-mysql to 0.10 by [@killme2008](https://github.com/killme2008) in [#7246](https://github.com/GreptimeTeam/greptimedb/pull/7246)
+
+## New Contributors
+
+* [@McKnight22](https://github.com/McKnight22) made their first contribution in [#7162](https://github.com/GreptimeTeam/greptimedb/pull/7162)
+
+## All Contributors
+
+We would like to thank the following contributors from the GreptimeDB community:
+
+[@McKnight22](https://github.com/McKnight22), [@MichaelScofield](https://github.com/MichaelScofield), [@SNC123](https://github.com/SNC123), [@Standing-Man](https://github.com/Standing-Man), [@WaterWhisperer](https://github.com/WaterWhisperer), [@WenyXu](https://github.com/WenyXu), [@ZonaHex](https://github.com/ZonaHex), [@daviderli614](https://github.com/daviderli614), [@discord9](https://github.com/discord9), [@evenyag](https://github.com/evenyag), [@fengjiachun](https://github.com/fengjiachun), [@fengys1996](https://github.com/fengys1996), [@killme2008](https://github.com/killme2008), [@shuiyisong](https://github.com/shuiyisong), [@sunng87](https://github.com/sunng87), [@v0y4g3r](https://github.com/v0y4g3r), [@waynexia](https://github.com/waynexia), [@yihong0618](https://github.com/yihong0618)