跳到主要内容

v0.7.2

· 阅读需 7 分钟

Release date: April 08, 2024

This is a patch release, containing a critical bug fix to avoid wrongly delete data files (#3635).

It's highly recommended to upgrade to this version if you're using v0.7.

Breaking changes​

  • refactor!: Renames the new memtable to PartitionTreeMemtable by @evenyag in #3547
  • fix!: columns table in information_schema misses some columns by @killme2008 in #3639

🚀 Features​

  • feat: Partition memtables by time if compaction window is provided by @evenyag in #3501
  • feat: acquire all locks in procedure by @WenyXu in #3514
  • feat: implement the drop database parser by @WenyXu in #3521
  • feat(mito): Checks whether a region should flush periodically by @evenyag in #3459
  • feat(metasrv): implement maintenance by @tisonkun in #3527
  • feat: update dashboard to v0.4.9 by @ZonaHex in #3531
  • feat: support per table memtable options by @evenyag in #3524
  • feat(flow): shared in-memory state for dataflow operator by @discord9 in #3508
  • feat: update pgwire to 0.20 for improved performance by @sunng87 in #3538
  • feat: support multi params in promql range function macro by @Taylor-lagrange in #3464
  • feat: support append-only mode in time-series memtable by @v0y4g3r in #3540
  • feat: Able to pretty print sql query result in http output by @YCCDSZXH in #3539
  • feat: return new added columns in region server's extension response by @waynexia in #3533
  • feat: update physical table's schema on creating logical table by @waynexia in #3570
  • feat: implement the drop database procedure by @WenyXu in #3541
  • feat: batch alter logical tables by @fengjiachun in #3569
  • feat: support time range in copy table by @v0y4g3r in #3583
  • feat: update physical table schema on alter logical tables by @fengjiachun in #3585
  • feat(auth): watch file user provider by @tisonkun in #3566
  • feat: Support printing postgresql's bytea data type in its "hex" and "escape" format by @J0HN50N133 in #3567
  • feat: Implement append mode for a region by @evenyag in #3558
  • feat: create regions persist true by @fengjiachun in #3590
  • feat: remove support for logical tables in the create table procedure by @fengjiachun in #3592
  • feat: adds metric engine to information_schema engines table by @killme2008 in #3599
  • feat: support 2+2 and /status/buildinfo by @waynexia in #3604
  • feat(tql): add initial support for start,stop,step as sql functions by @etolbakov in #3507
  • feat: Implement an unordered scanner for append mode by @evenyag in #3598
  • feat: allow cross-schema query in promql by @sunng87 in #3545
  • feat: let alter table procedure can only alter physical table by @fengjiachun in #3613
  • feat(function): add timestamp epoch integer support for to_timezone by @etolbakov in #3620
  • feat: impl show index and show columns by @killme2008 in #3577
  • feat: group requests by peer by @fengjiachun in #3619
  • feat: Support outputting various date styles for postgresql by @J0HN50N133 in #3602
  • feat: reject invalid timestamp ranges in copy statement by @v0y4g3r in #3623
  • feat(procedure): auto split large value to multiple values by @WenyXu in #3605
  • feat(procedure): enable auto split large value by @WenyXu in #3628
  • feat: introduce wal benchmarker by @niebayes in #3446
  • feat: adding victoriametrics remote write by @sunng87 in #3641
  • feat: Add timers to more mito methods by @evenyag in #3659
  • feat: cluster information by @fengjiachun in #3631
  • feat: update dashboard to v0.4.10 by @ZonaHex in #3663

🐛 Bug Fixes​

  • fix: clone data instead of moving it - homemade future is dangerous by @waynexia in #3542
  • fix: performance degradation caused by config change by @v0y4g3r in #3556
  • fix(flow): Arrange get range with batch unaligned by @discord9 in #3552
  • fix: set http response chartset to utf-8 when using table format by @xxxuuu in #3571
  • fix: update pk_cache in compat reader by @waynexia in #3576
  • fix: incorrect version info in by @waynexia in #3586
  • fix: canonicalize catalog and schema names by @killme2008 in #3600
  • fix: adjust status code to http error code map by @waynexia in #3601
  • fix: run purge jobs in another scheduler by @evenyag in #3621
  • fix: mistakely removes compaction inputs on failure by @v0y4g3r in #3635
  • fix: move object store read/write timer into inner by @dimbtp in #3627
  • fix: construct correct pk list with pre-existing pk by @waynexia in #3614

🚜 Refactor​

📚 Documentation​

🧪 Testing​

  • test: add a parameter type mismatch test case to sql integration test by @xxxuuu in #3568
  • test: add tests for drop databases by @WenyXu in #3594
  • test: add more integration test for kafka wal by @niebayes in #3190
  • test(sqlness): release databases after tests by @WenyXu in #3648

⚙️ Miscellaneous Tasks​

Build​

New Contributors​

All Contributors​

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

@CookiePieWw, @J0HN50N133, @MichaelScofield, @Taylor-lagrange, @WenyXu, @YCCDSZXH, @ZonaHex, @dimbtp, @discord9, @etolbakov, @evenyag, @fengjiachun, @killme2008, @niebayes, @shuiyisong, @sunng87, @tisonkun, @v0y4g3r, @waynexia, @xxxuuu, @zhongzc

v0.7.1

· 阅读需 3 分钟

Release date: March 14, 2024

This is a patch release, containing an important bug fix while decoding the Prometheus remote write proto https (#3505).

Future critical bug fixes were delivered at v0.7.2. It's highly recommended to upgrade to v0.7.2 if you're using v0.7.

Breaking changes​

  • fix!: remove error message from http header to avoid panic by @sunng87 in #3506

Bug fixes​

Improvements​

Others​

Contributors​

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

Eugene Tolbakov, JeremyHi, LFC, Lei HUANG, Ning Sun, Ruihang Xia, WU Jingdi, Weny Xu, Yingwen, Zhenchi, ZonaHe, crwen, discord9, gcmutator, shuiyisong, tison

v0.7.0

· 阅读需 9 分钟

Release date: March 12, 2024

This is a feature release, read the release blog to learn more detail about the feature and performance updates.

v0.7 represents a crucial leap toward achieving production readiness; it implements production-ready features for cloud-native monitoring scenarios.

Highlights

  • Metric Engine: handles a large number of small tables, making it particularly suitable for cloud-native monitoring.
  • Region Migration: enhances the user experience and simplifies region migrations with straightforward SQL commands.
  • Inverted Index: dramatically improves the efficiency of locating data segments relevant to user queries, significantly reducing the IO operations needed for scanning data files and thus accelerating the query process.

Breaking changes​

  • Switch prom remote write to metric engine by @waynexia in #3198
  • Rename initialize_region_in_background to init_regions_in_background by @WenyXu in #3216
  • New partition grammar in SQL parser by @waynexia in #3347

Bug fixes​

Improvements​

Contributors​

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

Cancai Cai, Eugene Tolbakov, Hudson C. Dalprá, JeremyHi, JohnsonLee, Kould, LFC, Lei HUANG, Ning Sun, Ruihang Xia, SteveLauC, WU Jingdi, Wei, Weny Xu, Yingwen, Yiran, Zhenchi, ZonaHe, dennis zhuang, dimbtp, discord9, fys, liyang, niebayes, shuiyisong, tison