v1.0.0-beta.2

Release date: December 03, 2025

Breaking changes

• fix!: align numeric type aliases with PostgreSQL and MySQL by @killme2008 in #7270
• feat!: improve mysql/pg compatibility by @killme2008 in #7315
• perf(metric-engine)!: Replace mur3 with fxhash for faster TSID generation by @v0y4g3r in #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 in #7221
• feat: introduce batch region migration by @WenyXu in #7176
• feat: build partition sources in parallel by @waynexia in #7243
• feat: dynamic enable or disable trace by @waynexia in #6609
• feat: support parallel table operations in COPY DATABASE by @WenyXu in #7213
• feat: gc worker only local regions&test by @discord9 in #7203
• feat: implement compressed CSV/JSON export functionality by @McKnight22 in #7162
• feat: split batches before merge by @evenyag in #7225
• feat: gc scheduler ctx&procedure by @discord9 in #7252
• feat: gc get ref from manifest by @discord9 in #7260
• feat: support alter database compaction options by @WaterWhisperer in #7251
• feat: don't validate external table's region schema by @waynexia in #7268
• feat: simplify merge scan stream by @waynexia in #7269
• feat: udf json_get_object by @MichaelScofield in #7241
• feat: support Dictionary type by @waynexia in #7277
• feat: simplify file_stream::create_stream by @waynexia in #7275
• feat: track query memory pool by @fengjiachun in #7219
• feat: basic gc scheduler by @discord9 in #7263
• feat: reloadable tls client config by @shuiyisong in #7230
• feat: decode_primary_key method for debugging by @waynexia in #7284
• feat: update dashboard to v0.11.8 by @ZonaHex in #7281
• feat: introduce remap_manifests for RegionEngine by @WenyXu in #7265
• feat: implement manual type for async index build by @SNC123 in #7104
• feat: add building option to build images base on distroless image by @WaterWhisperer in #7240
• feat: batch region migration for failover by @WenyXu in #7245
• feat: add batch gc procedure by @discord9 in #7296
• feat: add region repartition group procedure infrastructure by @WenyXu in #7299
• feat: add some configurable points by @fengys1996 in #7227
• feat: simple read write new json type values by @MichaelScofield in #7175
• feat: introduce EnterStagingRequest for RegionEngine by @WenyXu in #7261
• feat: implement metadata update for repartition group procedure by @WenyXu in #7311
• feat: implement Display trait for FlushRegions by @WenyXu in #7320
• feat: update pg-catalog for describe table by @sunng87 in #7321

🐛 Bug Fixes

• fix: obtain system time after fetching lease values by @WenyXu in #7223
• fix: clone the page before putting into the index cache by @evenyag in #7229
• fix: correct signature of current_schemas function by @sunng87 in #7233
• fix: allow compacting L1 files under append mode by @evenyag in #7239
• fix: dynamic reload tracing layer loses trace id by @waynexia in #7257
• fix: log not print by @killme2008 in #7272
• fix: return sqlalchemy compatible version string in version() by @sunng87 in #7271
• fix: postgres extended query paramater parsing and type check by @sunng87 in #7276
• fix: unlimit trace_id query in jaeger API by @shuiyisong in #7283
• fix: postgres show statement describe and timestamp text parsing by @sunng87 in #7286
• fix: postgres timezone setting by default by @killme2008 in #7289
• fix: pre-commit all files failed by @yihong0618 in #7290
• fix: mysql binary date type and multi-lang ci tests by @killme2008 in #7291
• fix: partition tree metric should the delta by @evenyag in #7307
• fix: implement bulk write for time partitions and bulk memtable by @evenyag in #7293
• fix: metric engine deadlock when altering a group of tables by @waynexia in #7308
• fix: request limiter test case fix by @fengjiachun in #7323
• fix: fix write stall that never recovers due to flush logic issues by @WenyXu in #7322

🚜 Refactor

• refactor: remove export_metrics and related configuration by @WaterWhisperer in #7236
• refactor: create JsonValue for json value by @MichaelScofield in #7214
• refactor: make show tables fast under large tables by @MichaelScofield in #7231
• refactor: remove Vectors from RecordBatch completely by @MichaelScofield in #7184
• refactor: make json value use json type by @MichaelScofield in #7248
• refactor: pub HttpOutputWriter for external use by @MichaelScofield in #7287
• refactor: load metadata using offical impl by @discord9 in #7302

📚 Documentation

• docs: update project status and tweak readme by @killme2008 in #7216
• docs(config): clarify store_addrs format by @fengys1996 in #7279

⚡ Performance

• perf: avoid unnecessary merge sort by @waynexia in #7274
• perf: parallelize file source region by @waynexia in #7285

🧪 Testing

• test: gc integration test by @discord9 in #7306

⚙️ Miscellaneous Tasks

• chore: allow unlimited return if timerange is applied by @shuiyisong in #7222
• chore: add debug log on receiving logs by @shuiyisong in #7211
• chore: add tls-watch option in cmd by @shuiyisong in #7226
• ci: update helm-charts and homebrew-greptime pull request reviewer by @daviderli614 in #7232
• chore: fix SQLness test for COPY command from CSV file by @Standing-Man in #7235
• ci: dev-build with large page size by @MichaelScofield in #7228
• chore: bump version to beta.2 by @discord9 in #7238
• ci: update review code owners by @evenyag in #7250
• chore: add tests for election reset and region lease failure handling by @WenyXu in #7266
• chore: add default value to sparse_primary_key_encoding config item by @fengys1996 in #7273
• chore: add INFORMATION_SCHEMA_ALERTS_TABLE_ID const value by @fengys1996 in #7288
• chore: return meaningful message when content type mismatch in otel by @killme2008 in #7301
• ci: add multi lang tests workflow into release and nightly workflows by @killme2008 in #7300
• chore: optimize search traces from Grafana by @shuiyisong in #7298
• chore: return 404 if trace not found by @shuiyisong in #7304
• chore: add more fields to DdlManagerConfigureContext by @fengys1996 in #7310

Build

• build: update opensrv-mysql to 0.10 by @killme2008 in #7246

New Contributors

• @McKnight22 made their first contribution in #7162

All Contributors

We would like to thank the following contributors from the GreptimeDB community:

@McKnight22, @MichaelScofield, @SNC123, @Standing-Man, @WaterWhisperer, @WenyXu, @ZonaHex, @daviderli614, @discord9, @evenyag, @fengjiachun, @fengys1996, @killme2008, @shuiyisong, @sunng87, @v0y4g3r, @waynexia, @yihong0618