Release v0.5.0

What's Changed

Highlights

• The first implementation of Remote WAL
• A new engine, the Metrics Engine, which is designed to address issues caused by numerous small tables in monitoring scenarios

Features

• feat: add downgrade leader region step by @WenyXu in #2792
• feat: add update metadata step for upgrading candidate region by @WenyXu in #2811
• feat: implement PromQL set op AND/UNLESS by @waynexia in #2839
• feat: do not concat batches in MergeReader by @evenyag in #2833
• feat: add update metadata step for rollbacking downgraded region by @WenyXu in #2812
• feat: add upgrade candidate region step by @WenyXu in #2829
• feat: add align to / interval support in range query by @Taylor-lagrange in #2842
• feat(inverted_index.search): add fst applier by @zhongzc in #2851
• feat: support time() and related functions in PromQL by @waynexia in #2854
• feat: sqlness for decimal128 by @QuenKar in #2822
• feat(inverted_index.search): add fst values mapper by @zhongzc in #2862
• feat: drop if exists by @tisonkun in #2859
• feat: handle the downgrade region instruction by @WenyXu in #2855
• feat(inverted_index.search): add index applier by @zhongzc in #2868
• feat: update dashboard to v0.4.2 by @ZonaHex in #2882
• feat!: support table ddl for custom storage by @NiwakaDev in #2733
• feat: impl date_add/date_sub functions by @killme2008 in #2881
• feat(inverted_index.format): add writer by @zhongzc in #2900
• feat: set default debug level of release and dev profiles to 1 by @waynexia in #2916
• feat!: do not get TZ info from server local env by @waynexia in #2905
• feat: builder to vector without resetting by @QuenKar in #2915
• feat: add build() function to return the database build info by @Dysprosium0626 in #2919
• feat: update dashboard to v0.4.3 by @ZonaHex in #2926
• feat: sql with influxdb v1 result format by @fengjiachun in #2917
• feat: upgrade rustls library family, opensrv-mysql and pgwire by @sunng87 in #2927
• feat: add log and tracing layers for Copy From statement by @WenyXu in #2929
• feat: adds some tables to information_schema by @killme2008 in #2935
• feat: create table procedure for metric engine, part 1 by @waynexia in #2943
• feat(inverted_index.create): add read/write for external intermediate files by @zhongzc in #2942
• feat: fetch manifests in concurrent by @WenyXu in #2951
• feat(inverted_index.create): add external sorter by @zhongzc in #2950
• feat(remote_wal): add skeleton for remote wal related to meta srv by @niebayes in #2933
• feat(mito): add skip_wal_replay option to OpenRegionRequest by @WenyXu in #2955
• feat(inverted_index.create): add index creator by @zhongzc in #2960
• feat!: MetricsEngine table route (part 1) by @MichaelScofield in #2952
• feat(remote_wal): add skeleton for remote wal related to datanode by @niebayes in #2941
• feat: allow initializing regions in background by @WenyXu in #2930
• feat: use explicitly set table id by @MichaelScofield in #2945
• feat(metric-engine): open and close metric regions by @waynexia in #2961
• feat: add CatchupRequest to engine by @WenyXu in #2939
• feat: adds build_info table by @killme2008 in #2969
• feat: Support export metric in remote write format by @Taylor-lagrange in #2928
• feat: add a default internal schema by @sunng87 in #2974
• feat: update dashboard to v0.4.4 by @ZonaHex in #2978
• feat(remote_wal): implement topic allocation by @niebayes in #2970
• feat: support fetch ranges in concurrent by @QuenKar in #2959
• feat: add skip_wal_replay to OpenRegion instruction by @WenyXu in #2977
• feat(remote_wal): impl kafka log store by @niebayes in #2971
• feat: add '--store-key-prefix' to support multiple meta instances can use the same etcd backend by @zyy17 in #2988
• feat: support querying metric engine from frontend by @waynexia in #2987
• feat: export runtime metric to promethues by @SSebo in #2985
• feat: adopt human-panic crash reports by @tisonkun in #2996
• feat: convert FileMetaData to ParquetMetaData by @QuenKar in #2980
• feat: make logging to stdout configurable by @MichaelScofield in #3003
• feat: replace ahash with murmur3 on generating tsid by @waynexia in #3007

Refactors

• refactor: replace usage of ArrayData by clone by @QuenKar in #2827
• refactor: DataType name function by @QuenKar in #2836
• refactor: add builder for Frontend by @MichaelScofield in #2849
• refactor: RegionEngine::handle_request always returns affected rows by @tisonkun in #2874
• refactor: use downgrading the region instead of closing region by @WenyXu in #2863
• refactor: make instance started separately by @MichaelScofield in #2911
• refactor: make sequence bounded with max value by @MichaelScofield in #2937
• refactor: remove reduntant .compat() by @zhongzc in #2949
• refactor: greptimedb cluster sqlness test scripts by @daviderli614 in #2947
• refactor: remove unused code for pruning row groups by @zhongzc in #2973
• refactor(remote_wal): entry id usage by @niebayes in #2986
• refactor: hide RegionRoute behind TableRouteValue by @MichaelScofield in #2989
• refactor(remote_wal): add StandaloneWalConfig by @WenyXu in #3002

Fixes

• fix: sort result of sqlness case decimal_ops by @waynexia in #2867
• fix: correct the previously unsuccessful decimal_ops sort result fix by @zhongzc in #2869
• fix: fragile integration tests by @MichaelScofield in #2870
• fix: type conversion rule reverses operands by @waynexia in #2871
• fix: replace opendal PrometheusLayer by @Taylor-lagrange in #2861
• fix: add new column as primary key can't work by @killme2008 in #2876
• fix: mysql version function result by @tisonkun in #2884
• fix: align linear_regression to PromQL's behavior by @waynexia in #2879
• fix: handle heartbeat shutdown gracefully by @tisonkun in #2886
• fix: re-enable ignored case test_query_prepared by @waynexia in #2892
• fix: support tailing commas in SQL by @Taylor-lagrange in #2913
• fix: return error to client if prepare stmt param not match by @MichaelScofield in #2918
• fix: date - interval sqlness by @QuenKar in #2912
• fix: use linear interpolation to implement range...

Release v0.5.0-nightly-20231211

What's Changed

• feat: add upgrade candidate region step by @WenyXu in #2829
• chore: correct closeable typos by @WenyXu in #2860
• feat: add align to / interval support in range query by @Taylor-lagrange in #2842
• feat(inverted_index.search): add fst applier by @zhongzc in #2851
• feat: support time() and related functions in PromQL by @waynexia in #2854
• feat: sqlness for decimal128 by @QuenKar in #2822
• fix: sort result of sqlness case decimal_ops by @waynexia in #2867
• feat(inverted_index.search): add fst values mapper by @zhongzc in #2862
• fix: correct the previously unsuccessful decimal_ops sort result fix by @zhongzc in #2869
• feat: drop if exists by @tisonkun in #2859
• fix: fragile integration tests by @MichaelScofield in #2870
• fix: type conversion rule reverses operands by @waynexia in #2871
• feat: handle the downgrade region instruction by @WenyXu in #2855
• fix: replace opendal PrometheusLayer by @Taylor-lagrange in #2861
• feat(inverted_index.search): add index applier by @zhongzc in #2868
• fix: add new column as primary key can't work by @killme2008 in #2876
• feat: update dashboard to v0.4.2 by @ZonaHex in #2882
• chore: unify the meta metrics styling by @WenyXu in #2875
• refactor: RegionEngine::handle_request always returns affected rows by @tisonkun in #2874
• chore: tweak status code of promql errors by @waynexia in #2883
• feat!: support table ddl for custom storage by @NiwakaDev in #2733
• fix: mysql version function result by @tisonkun in #2884
• feat: impl date_add/date_sub functions by @killme2008 in #2881
• chore: update storage config example by @NiwakaDev in #2887
• fix: align linear_regression to PromQL's behavior by @waynexia in #2879
• fix: handle heartbeat shutdown gracefully by @tisonkun in #2886
• fix: re-enable ignored case test_query_prepared by @waynexia in #2892
• test: add tests for region migration procedure by @WenyXu in #2857

Full Changelog: v0.5.0-nightly-20231204...v0.5.0-nightly-20231211

Release v0.5.0-nightly-20231204

What's Changed

• feat: add downgrade leader region step by @WenyXu in #2792
• feat: add update metadata step for upgrading candidate region by @WenyXu in #2811
• feat: implement PromQL set op AND/UNLESS by @waynexia in #2839
• refactor: replace usage of ArrayData by clone by @QuenKar in #2827
• refactor: DataType name function by @QuenKar in #2836
• docs: update getting-started document link by @nicecui in #2843
• ci: set 'omitBody' true when releasing by @zyy17 in #2845
• refactor: add builder for Frontend by @MichaelScofield in #2849
• feat: do not concat batches in MergeReader by @evenyag in #2833
• feat: add update metadata step for rollbacking downgraded region by @WenyXu in #2812
• chore: add logs and metrics by @WenyXu in #2858

Full Changelog: v0.4.4...v0.5.0-nightly-20231204

Release v0.4.4

What's Changed

Bugfixes:

• fix!: improve user experience on setting compression type by @lyang24 in #2765
• fix: empty by in range query by @Taylor-lagrange in #2770
• fix: fix exits typos by @WenyXu in #2772
• fix: bring back inactive_region_ids by @WenyXu in #2783
• fix: correct MySQL timestamp encoding for binary protocol by @sunng87 in #2797
• fix: fix procedure loaders not found issue by @WenyXu in #2824
• fix: fix broken CI by @WenyXu in #2826
• fix: fix name verifying by @WenyXu in #2825
• fix: URL decode when InfluxDB auth by @fengys1996 in #2831
• fix: do not expose manifest compression algorithm by @evenyag in #2835
• fix: add missing error display message by @waynexia in #2791
• feat: add put_only field to skip filtering deletion by @evenyag in #2801
• fix: windows build and check ci check for windows by @sunng87 in #2819
• fix(mito): do not check nullability of fields in delete requests by @evenyag in #2815
• fix: urldecode when influxdb auth by @fengys1996 in #2831

New Features:

• feat: add migration start step by @WenyXu in #2756
• feat: write logical region to metric engine by @waynexia in #2759
• feat: Enable distributed tracing in greptimedb by @Taylor-lagrange in #2755
• feat(mito): implements row group level page cache by @evenyag in #2688
• feat: add open candidate region step by @WenyXu in #2757
• feat(puffin): add file reader by @zhongzc in #2751
• feat: unit test for mutable vector by @QuenKar in #2768
• feat: add random weighted choose in load_based selector by @fengys1996 in #2234
• feat(puffin): add file writer by @zhongzc in #2776
• feat: heartbeat handler control by @fengjiachun in #2780
• feat: supports decimal type in RPC by @QuenKar in #2788
• feat: add set_readonly_gracefully for engine by @WenyXu in #2787
• feat(inverted_index): add index reader by @zhongzc in #2803
• feat: support sample ratio in trace by @Taylor-lagrange in #2809
• feat: handle scan request on metric engine by @waynexia in #2793
• feat: update dashboard to v0.4.0 by @ZonaHex in #2832
• feat: canonicalize all unquoted identifier to lowercase by @waynexia in #2828
• feat: add arg to standalone start command by @waynexia in #2837
• feat: update dashboard to v0.4.1 by @ZonaHex in #2841

Other Changes:

• build(cmd): upgrade clap to 4.x by @bigboss2063 in #2775
• refactor: Remove usages of the old storage crate by @evenyag in #2777
• ci: add ubuntu:18.10 dev-builder for using old version glibc(>=2.28) by @zyy17 in #2779
• test: use EtcdStore in IT cases by @tisonkun in #2734
• refactor: adjust metric engine structure by @waynexia in #2773
• build: upgrade etcd-client to 0.12.2 by @tisonkun in #2781
• refactor: remove sequence number from ScanRequest by @waynexia in #2785
• chore(puffin): remove tests by @zhongzc in #2789
• chore(puffin): re-add tests file by @zhongzc in #2790
• chore: internal ChrootKvBackend refactor and test by @tisonkun in #2799
• refactor: start datanode more flexibly by @MichaelScofield in #2800
• docs: Update README.md Add JS Client link by @hygkui in #2821
• chore: bump version to 0.4.4 by @WenyXu in #2840

New Contributors

• @lyang24 made their first contribution in #2765
• @bigboss2063 made their first contribution in #2775
• @hygkui made their first contribution in #2821

Full Changelog: v0.4.3...v0.4.4

Release v0.5.0-nightly-20231127

What's Changed

• fix: fix exits typos by @WenyXu in #2772
• feat(mito): implements row group level page cache by @evenyag in #2688
• feat: add open candidate region step by @WenyXu in #2757
• feat(puffin): add file reader by @zhongzc in #2751
• feat: unit test for mutable vector by @QuenKar in #2768
• feat: add random weighted choose in load_based selector by @fengys1996 in #2234
• build(cmd): upgrade clap to 4.x by @bigboss2063 in #2775
• refactor: Remove usages of the old storage crate by @evenyag in #2777
• ci: add ubuntu:18.10 dev-builder for using old version glibc(>=2.28) by @zyy17 in #2779
• feat: heartbeat handler control by @fengjiachun in #2780
• refactor: adjust metric engine structure by @waynexia in #2773
• fix: bring back inactive_region_ids by @WenyXu in #2783
• build: upgrade etcd-client to 0.12.2 by @tisonkun in #2781
• feat(puffin): add file writer by @zhongzc in #2776
• refactor: remove sequence number from ScanRequest by @waynexia in #2785
• chore(puffin): remove tests by @zhongzc in #2789
• chore(puffin): re-add tests file by @zhongzc in #2790
• feat: add update metadata step for downgrading leader region by @WenyXu in #2771
• fix: add missing error display message by @waynexia in #2791
• test: use EtcdStore in IT cases by @tisonkun in #2734
• fix: correct mysql timestamp encoding for binary protocol by @sunng87 in #2797
• feat: add put_only field to skip filtering deletion by @evenyag in #2801
• chore: internal ChrootKvBackend refactor and test by @tisonkun in #2799
• feat: handle scan request on metric engine by @waynexia in #2793
• refactor: start datanode more flexibly by @MichaelScofield in #2800
• feat: supports decimal type in RPC by @QuenKar in #2788
• feat: add set_readonly_gracefully for engine by @WenyXu in #2787
• feat(inverted_index): add index reader by @zhongzc in #2803
• fix: windows build and check ci check for windows by @sunng87 in #2819

New Contributors

• @bigboss2063 made their first contribution in #2775

Full Changelog: v0.5.0-nightly-20231120...v0.5.0-nightly-20231127

Release v0.5.0-nightly-20231120

What's Changed

• fix!: improve user experience on setting compression type by @lyang24 in #2765
• feat: add migration start step by @WenyXu in #2756
• feat: write logical region to metric engine by @waynexia in #2759
• feat: Enable distributed tracing in greptimedb by @Taylor-lagrange in #2755
• fix: empty by in range query by @Taylor-lagrange in #2770

New Contributors

• @lyang24 made their first contribution in #2765

Full Changelog: v0.4.3...v0.5.0-nightly-20231120

Release v0.4.3

What's Changed

Bugfixes

• fix: add serde default to MitoConfig by @evenyag in #2650
• fix: remove StatusCode::Unexpected from masked error code set by @sunng87 in #2654
• fix: explain range query by @Taylor-lagrange in #2664
• fix: events or links to string by @yuanbohan in #2667
• fix: add back mut ref by @shuiyisong in #2669
• fix: sort condition in HistogramFold by @waynexia in #2674
• fix: refactor and fix to_unixtime by @killme2008 in #2695
• fix: memtable prune by @v0y4g3r in #2698
• fix: GET: /config return all configurations when running standalone by @NiwakaDev in #2630
• fix: don't assert path under windows by @waynexia in #2708
• fix: created_on of RawTableMeta should be init with Utc::now by @tisonkun in #2710
• fix: unify all sst_write_buffer_size usage by @v0y4g3r in #2712
• fix: store raw objname internally by @tisonkun in #2719
• fix: Normalize default constrain fn name by @waynexia in #2737
• fix: handle if num_cpus / 2 == 0 by @waynexia in #2740
• fix: upgrade dependency to resolve github security alert by @MichaelScofield in #2744
• fix: iterator bad implement by @QuenKar in #2760
• fix: correct memtable cost by @evenyag in #2762
• fix: mysql writer does not print error message in some cases by @evenyag in #2763
• fix: compiler errors under non-default features by @evenyag in #2761
• fix(grammatical): correct typos and improve grammar by @AbhineshJha in #2656

New Features

• feat: implement histogram_quantile in PromQL by @waynexia in #2651
• feat: estimate region wal size by @QuenKar in #2652
• feat: make mito2 have ObjectStoreManager(initial) by @NiwakaDev in #2643
• feat: region disk usage statistic by @QuenKar in #2665
• feat(mito): avoid buffering all batches for the same primary key by @evenyag in #2658
• feat: introduce the region role by @WenyXu in #2640
• feat: add leader_status for RegionRoute by @WenyXu in #2670
• feat: change metric crate from metrics to prometheus by @Taylor-lagrange in #2655
• feat(mito): Reads SST's row groups one by one by @evenyag in #2668
• feat: query table meta by ids by @fengjiachun in #2675
• feat: introduce the region lease keeper by @WenyXu in #2645
• feat: enable metasrv leader cached kv by @WenyXu in #2629
• feat(otlp): json attributes via impl Serialeze trait by @yuanbohan in #2685
• feat: support current_timestamp and now as default constrains by @waynexia in #2690
• feat: Metric engine skeleton by @waynexia in #2687
• feat(mito): filters memtables by their time ranges by @evenyag in #2686
• feat: decrease the page size if the response size exceeds the limit by @WenyXu in #2689
• feat: enable empty range by by @Taylor-lagrange in #2697
• feat: implement create region request for metric engine by @waynexia in #2694
• feat: decimal128 type in common by @QuenKar in #2696
• feat: add '--server-addr' in sqlness runner by @zyy17 in #2692
• feat: support region ddl for custom_storage by @NiwakaDev in #2679
• feat: specialize Display for String OtlpAnyValue by @yuanbohan in #2699
• feat(mito): Add metrics to read path by @evenyag in #2701
• feat: create logical region to metric engine by @waynexia in #2706
• feat: make PhiAccrualFailureDetector configurable by @tisonkun in #2709
• feat: run dist planner after simplify expression rule by @waynexia in #2723
• feat: downgrade failed region before closing by @WenyXu in #2715
• feat: support prometheus format_query endpoint by @tisonkun in #2731
• feat: do not require worker's number to be power of 2 by @waynexia in #2732
• feat: introduce metadata struct of puffin by @zhongzc in #2725
• feat: simplify log file output by removing bunyan layer by @waynexia in #2747
• feat: Ignore file not found error temporarily while compacting files by @evenyag in #2745
• feat: alter logical region in metric region by @waynexia in #2726
• feat(puffin): add partial reader by @zhongzc in #2741
• feat: add region migration procedure skeleton by @WenyXu in #2743
• feat: impl Vector, DataType traits for decimal128 by @QuenKar in #2727
• feat: grant lease to opening regions by @WenyXu in #2752
• feat: improve http error message by @evenyag in #2767
• fix(OTLP/Trace): use Timestamp instead of Time for json by @yuanbohan in #2677
• fix(plugin): setup frontend plugin with mut reference by @yuanbohan in #2711

Other changes

• chore!: bump dependencies by @waynexia in #2659
• chore: add rerun-if-changed to dashboard feature by @waynexia in #2728
• chore: bump greptimedb version v0.4.3 by @v0y4g3r in #2766
• chore: change admin table api return json format by @paomian in #2683
• chore: export tool minor refactor by @shuiyisong in #2612
• chore: improve bug report issue template by @tisonkun in #2716
• chore: metric-engine rfc format by @QuenKar in #2735
• chore: multiple licenses fixes by @tisonkun in #2714
• chore: remove kubecon event section from readme by @sunng87 in #2739
• chore: show version report data only once at db startup by @paomian in #2647
• chore: unify workspace dependencies and remove some unused by @waynexia in #2713
• chore: update greptime-proto to main by @zyy17 in #2672
• chore: use https when tls is present by @shuiyisong in #2671
• ci: add the simple framework of nightly functional tests by @zyy17 in #2648
• docs: Update README.md by @tisonkun in #2653
• docs: add region migration RFC by @WenyXu in #2703
• docs: rfc of inverted index for SST file by @zhongzc in #2693
• perf: disable dictionary of ts columns by @v0y4g3r in #2749
• refactor: heartbeat response contains region role by @WenyXu in #2718
• refactor: refactor region lease keeper by @WenyXu in #2704
• refactor: remove move_value by @WenyXu in #2661
• refactor: remove router rpc by @WenyXu in #2646
• refactor: replace InactiveRegionManager with RegionLeaseKeeper by @WenyXu in #2729
• refactor: unify the KvBackend by @WenyXu in #2684
• refactor: use humantime for user-facing ...

Release v0.5.0-nightly-20231113

What's Changed

• feat(mito): Add metrics to read path by @evenyag in #2701
• fix: created_on of RawTableMeta should be init with Utc::now by @tisonkun in #2710
• fix(plugin): setup frontend plugin with mut reference by @yuanbohan in #2711
• docs: add region migration RFC by @WenyXu in #2703
• refactor: refactor region lease keeper by @WenyXu in #2704
• feat: create logical region to metric engine by @waynexia in #2706
• feat: make PhiAccrualFailureDetector configurable by @tisonkun in #2709
• chore: unify workspace dependencies and remove some unused by @waynexia in #2713
• refactor: heartbeat response contains region role by @WenyXu in #2718
• chore: multiple licenses fixes by @tisonkun in #2714
• fix: unify all sst_write_buffer_size usage by @v0y4g3r in #2712
• feat: run dist planner after simplify expression rule by @waynexia in #2723
• refactor: use humantime for user-facing options by @tisonkun in #2724
• fix: store raw objname internally by @tisonkun in #2719
• feat: downgrade failed region before closing by @WenyXu in #2715
• feat: support prometheus format_query endpoint by @tisonkun in #2731

Full Changelog: v0.5.0-nightly-20231108...v0.5.0-nightly-20231113

Release v0.5.0-nightly-20231108

What's Changed

• feat(mito): Reads SST's row groups one by one by @evenyag in #2668
• fix: sort condition in HistogramFold by @waynexia in #2674
• fix(OTLP/Trace): use Timestamp instead of Time for json by @yuanbohan in #2677
• feat: query table meta by ids by @fengjiachun in #2675
• chore: change admin table api return json format by @paomian in #2683
• feat: introduce the region lease keeper by @WenyXu in #2645
• refactor: unify the KvBackend by @WenyXu in #2684
• feat: enable metasrv leader cached kv by @WenyXu in #2629
• feat(otlp): json attributes via impl Serialeze trait by @yuanbohan in #2685
• feat: support current_timestamp and now as default constrains by @waynexia in #2690
• feat: Metric engine skeleton by @waynexia in #2687
• feat(mito): filters memtables by their time ranges by @evenyag in #2686
• feat: decrease the page size if the response size exceeds the limit by @WenyXu in #2689
• feat: enable empty range by by @Taylor-lagrange in #2697
• feat: implement create region request for metric engine by @waynexia in #2694
• feat: decimal128 type in common by @QuenKar in #2696
• feat: add '--server-addr' in sqlness runner by @zyy17 in #2692
• fix: refactor and fix to_unixtime by @killme2008 in #2695
• feat: support region ddl for custom_storage by @NiwakaDev in #2679
• docs: rfc of inverted index for SST file by @zhongzc in #2693
• chore: export tool minor refactor by @shuiyisong in #2612
• fix: memtable prune by @v0y4g3r in #2698
• fix: GET: /config return all configurations when running standalone by @NiwakaDev in #2630
• feat: specialize Display for String OtlpAnyValue by @yuanbohan in #2699
• fix: don't assert path under windows by @waynexia in #2708

Full Changelog: v0.5.0-nightly-20231101...v0.5.0-nightly-20231108

Release v0.5.0-nightly-20231101

What's Changed

• fix: add serde default to MitoConfig by @evenyag in #2650
• chore: show version report data only once at db startup by @paomian in #2647
• docs: Update README.md by @tisonkun in #2653
• ci: add the simple framework of nightly functional tests by @zyy17 in #2648
• feat: implement histogram_quantile in PromQL by @waynexia in #2651
• fix(grammatical): correct typos and improve grammar by @AbhineshJha in #2656
• fix: remove StatusCode::Unexpected from masked error code set by @sunng87 in #2654
• chore!: bump dependencies by @waynexia in #2659
• feat: estimate region wal size by @QuenKar in #2652
• refactor: remove move_value by @WenyXu in #2661
• test: remove unstable timezone test by @evenyag in #2666
• feat: make mito2 have ObjectStoreManager(initial) by @NiwakaDev in #2643
• fix: explain range query by @Taylor-lagrange in #2664
• fix: events or links to string by @yuanbohan in #2667
• feat: region disk usage statistic by @QuenKar in #2665
• refactor: remove router rpc by @WenyXu in #2646
• feat(mito): avoid buffering all batches for the same primary key by @evenyag in #2658
• feat: introduce the region role by @WenyXu in #2640
• fix: add back mut ref by @shuiyisong in #2669
• feat: add leader_status for RegionRoute by @WenyXu in #2670
• feat: change metric crate from metrics to prometheus by @Taylor-lagrange in #2655
• chore: use https when tls is present by @shuiyisong in #2671
• chore: update greptime-proto to main by @zyy17 in #2672

New Contributors

• @tisonkun made their first contribution in #2653
• @AbhineshJha made their first contribution in #2656

Full Changelog: v0.4.2...v0.5.0-nightly-20231101