3.3.4.8

Behavior change and compatibility

New Features

1. feat: Interp function supports the fill(near) mode, supports returning the timestamp where the original data is located, and supports finding interpolations within a specified range.

Optimizations

1. enh: improve the query performance of TSBS.
2. enh: support alter multiple tag values of a single child table at the same time.
3. enh: optimize the error code of the status window.
4. enh: reduce resource consumption in the force window close mode of stream computing.
5. enh: remove the restriction that window query must include aggregate functions.

Fixed issues

1. fix: use websocket in node.js example of explorer
2. fix: the problem that WAL is not distributed to multiple level-0 mount points.
3. fix: abnormal exit of stream computing may lead to a deadlock.
4. fix(taosX): fix drop table unexpected error when point set enable=0 in opc csv
5. fix: failed to read WAL file when alter WAL_level from 0 to 2.
6. fix: deadlock when create snode.
7. fix: The race condition during replica snapshot synchronization.
8. fix: the performance degradation of the percentile function after upgrading to 3.3.4.3.
9. fix: the info of dataDir in ins_dnode_variables is incomplete.
10. fix: WHERE condition not work in statements with INTERP function
11. fix: taosd restart failed while use force window close mode in stream computing.
12. Fix: SQL statements containing “GROUP BY constants” will report “Executor internal error”.
13. fix: fix OPC-DA connection incorrect NOCONFIG error
14. fix: in force_window_close mode, the stream computing fails to generate the sub-table names according to the specified rules.
15. fix: 'schema is old' occurring in schemaless write mode under specific scenarios. #28846
16. fix: taosX sync with subscription may lost messages in websocket
17. fix: incorrect sub-table count when filtering by tags (which may cause taosdump crash).
18. fix: restart a single dnode when RPC compression is enabled may lead to an abnormal cluster state.
19. fix: unexpected Grafana alerting with CASE WHEN
20. fix: taosd may crash when performing UNION queries frequently.
21. fix: subscribe with enable.auto.commit=false not work as expected

What's Changed

• enh: add dangle child table filter in recovery mode by @hzcheng in #28786
• fix(stream): set correct value and open inputQ for stream if reset checkpoint. by @hjxilinx in #28795
• rename doc 28-index.md ->28-tsma.md by @wangjiaming0909 in #28800
• docs/Update may_delay description.md by @yu285 in #28801
• docs:Update keep description in 02-database.md by @yu285 in #28783
• Create pull_request_template.md by @feici02 in #28807
• remove duplicate group by cols by @wangjiaming0909 in #28793
• fix(query)[TD-32861]. fix that WHERE condition not work in statements with INTERP function by @JinqingKuang in #28784
• test:add stream and query test cases by @happyguoxy in #28724
• add test tzlocal dependent by @menshibin in #28819
• fix:[TS-5639]check-mnode-leader by @cadem in #28811
• fix/TD-32914-free-vnode-after-lock by @cadem in #28804
• fix:skip begin&end snapshot while wal level = 0. by @xiao-77 in #28803
• fix: fetch_row callback error code. by @facetosea in #28838
• docs: describe KEEP_TIME_OFFSET by @LiShunGang in #28840
• fix not setting step in tsdbread by @wangjiaming0909 in #28844
• Update release note for 3.3.4.3 in office web by @feici02 in #28853
• upgrade python version by @menshibin in #28848
• Revert "Update release note for 3.3.4.3 in office web" by @guanshengliang in #28861
• fix tsbs perf issue by @wangjiaming0909 in #28756
• unify the format of qId in the logging macros, by @yihaoDeng in #28859
• unify the format of qId in the logging macros, by @yihaoDeng in #28849
• Update Jenkinsfile2 by @tomchon in #28857
• fix(stream):fix issue for streamscan by @54liuyao in #28854
• Update 02-cache.md by @eryue1993 in #28869
• Create 10-cache by @eryue1993 in #28871
• docs:[TD-32946] Modify the description of time and date functions. by @Simon9997 in #28845
• Enh modify wal print fileInfo from info to trace. by @xiao-77 in #28856
• Test/alter crashgen report by @happyguoxy in #28875
• fix double compress when retry by @yihaoDeng in #28872
• fix(analytics): do some internal refactor and fix the error in parse options. by @hjxilinx in #28873
• doc: minor changes by @guanshengliang in #28876
• ci: skip run test when target branch is docs-cloud by @tomchon in #28886
• Update 10-cache.md by @eryue1993 in #28887
• increase conn timeout parameter by @yihaoDeng in #28877
• fix: group by value by @facetosea in #28870
• doc: copy data analysis document from 3.0 to main branch by @guanshengliang in #28892
• fix: rewrite groupkey while using windows by @facetosea in #28879
• add toc for README.md by @feici02 in #28916
• fix:[TS-5679] auto commit error by @wangmm0220 in #28908
• docs: new english docs by @danielclow in #28922
• ci: modifying the way of writing the matching strings for the grep by @tomchon in #28923
• enh: error code by @facetosea in #28899
• docs: move sql manual assets for compatibility with cloud by @danielclow in #28924
• fix: add not case by @facetosea in #28929
• docs/ create a new FAQ item about the telemetry report of TDengine OSS by @yu285 in #28860
• fix(query)[TD-33006]. resolve wild pointer release issue in tsdbCreateReader by @JinqingKuang in #28919
• fix(query)[TD-33008]. fix error handling in tsdbCacheRead by @JinqingKuang in #28921
• docs: update active-active doc by @danielclow in #28932
• test(analytics): add a new test case for analytics by @hjxilinx in #28941
• update jdbc demo, and version history by @sheyanjie-qq in #28935
• fix(stream):build create table request for force_window_close by @54liuyao in #28915
• Update pull_request_template.md by @feici02 in #28944
• fix(stream): check whether dispatch trigger block is expired or not by @hjxilinx in #28900
• Update 04-machine-learning.md by @tomchon in #28951
• fix:[TD-33048] add ts to cols if dataFormat is true in schemaless to … by @wangmm0220 in #28949
• Feat/updateMultiTag by @yihaoDeng in #28925
• Fix/td 33051/update task status by @facetosea in #28960
• enh: operator input check by @facetosea in #28839
• ci: set test step in ci when tdgpt file changed by @tomchon in #28952
• update test case and remove invalid code by @yihaoDeng in #28962
• doc: fix some typos in tdgpt by @hjxilinx in #28966
• add run all ci cases script by @happyguoxy in #28968
• ci: add smoking scripts for docs by @tomchon in #28971
• doc: update error codes by @guanshengliang in #28974
• Update 08-taos-cli.md error_code by @DuanKuanJun in #28976
• doc: fix some typos. by @hjxilinx in #28970
• fix(stream): the timestamp when the stream is created is set to be the initial force_window_close start time. by @hjxilinx in #28964
• enh(stream):optimize stream force window close by @54liuyao in #28942
• update doc by @yihaoDeng in #28981
• ci(stream): add ci for stream by @54liuyao in #28977
• support interp fill extension by @wangjiaming0909 in #28975
• ci: add smoking scripts for docs by @tomchon in #28972
• Update 08-taos-cli.md taos-CLI 在线帮忙文档中增加错误码查看指引 by @DuanKuanJun in #28978
• docs: fix link error in the 'Official Connectors' part by @cloedy in #28858
• docs/ correct the "drop database" to "drop stream" by @yu285 in #28880

New Contributors

• @eryue1993 made their first contribution in #28869
• @cloedy made their first contribution in #28858

Full Changelog: ver-3.3.4.3...ver-3.3.4.8