3.1.0.0

Note: Once you upgrade to this release, you can't go back to old version
Note: Please must drop streams before upgrading

1. New Features & Improvements

• Performance improvement for Join
• Performance improvement for order by non-primary key + limit
• Performance and memory usage improvement for stable order by primary key + limit
• Performance improvement for counting out of order data
• Improved fault tolerance when disk is broken
• New data type: Geometry
• Stream with fill history can be paused/resumed
• Load balance among level 0 disks (Enterprise only)
• Performance improvement in high cardinality case (Enterprise only)
• Compacting data doesn't block writing (Enterprise only)
• Data retention in multi-level storage doesn't block writing (Enterprise only)

2. Fixed Bugs

• Fixed some bugs found in previous releases

What's Changed

• support fill history by @yihaoDeng in #21747
• fix: ttl compatibility for 3.0 by @LiShunGang in #21906
• update nas server ip by @xiaopingcs in #21918
• release 3.0.6.0 by @xiaopingcs in #21919
• update 3.0 version by @xiaopingcs in #21924
• enh: improve walScanLogGetLastVer by @bgzhao66 in #21891
• docs: update python document by @sunpe in #21928
• enh: support random execution node by @dapan1121 in #21926
• set Trim as true for GEOSWKTWriter to resolve geomTest failed if using geos3.12.0 by @dinglezhang in #21929
• fix asan error by @glzhao89 in #21917
• chore: upgarde libgeos 3.12.0 by @sangshuduo in #21932
• enh: check failure of tfsMkdirRecurAt by @bgzhao66 in #21936
• feat:subscribe only meta info by @wangmm0220 in #21934
• build: upgrade taospy version by @sunpe in #21941
• enh: tfsRename in the reverse order of levels with tiered storages by @bgzhao66 in #21949
• refactor: refactor the fill history operation by @hjxilinx in #21735
• refactor: do some internal refactor. by @hjxilinx in #21959
• fix(stream): fix error for extract msg from inputQ by @hjxilinx in #21960
• docs: fix example in python document by @sunpe in #21965
• docs: fix-example-in-python-document by @sunpe in #21968
• fix/TD-25074 by @LiShunGang in #21939
• enh(tdb/recycle): first round implemenation of page recycling by @stephenkgu in #21699
• feature: get last timestamp before create sma index by @wangjiaming0909 in #21915
• refine select interval from sys table error msg by @wangjiaming0909 in #21971
• fix(stream): fix error during transferring executor state by @hjxilinx in #21980
• Docs/3.0/td 25142 by @huolibo in #21990
• docs(driver): jdbc 3.2.4 description by @huolibo in #21991
• fix(tdb/recycling): delay freedb's own page recycling until balance done by @stephenkgu in #21983
• fix(tdb/recycling): delay freedb's own page recycling until balance done by @stephenkgu in #21982
• docs:add info for INS_SUBSCRIPTIONS by @wangmm0220 in #21986
• enh: add procedures for udf scalar function in nested queries where outer query is constant table by @glzhao89 in #21975
• docs: add info for ttlChangeOnWrite by @LiShunGang in #22005
• release 3.0.7.0 by @xiaopingcs in #22019
• fix/TD-24473 by @LiShunGang in #21963
• test: update tmqParamTest.py by @jiajingbin in #22010
• enh: remove wal_roll_period/wal_segment_size from commands output by @glzhao89 in #22014
• enh: exclude tk_log from timeseries check by @kailixu in #22017
• feat: 1. add limit for diskBasedBuf by @wangjiaming0909 in #22028
• feat/TS-3239/TS-3596: port 'keepTimeOffset' from 2.6 to 3.0 by @LiShunGang in #22034
• enh: add show create database command for system dbs by @glzhao89 in #22031
• docs: update python doc catalog by @sunpe in #22050
• fix(stream): fix concurrent bug in save task meta. by @hjxilinx in #22024
• feat: add new syntax for show tags/index/table tags by @glzhao89 in #22048
• enh: unify handling of vnode primary dir for vnd, tsdb and sma by @bgzhao66 in #22045
• docs(driver): java seek desc by @huolibo in #22030
• chore: make jenkins happy by @kailixu in #22057
• other: merge main by @hjxilinx in #22020
• docs(driver): kafka connector add tmq by @huolibo in #22055
• enh: rsma stream state adaption by @kailixu in #21969
• fix:windows compile error by @wangmm0220 in #22058
• chore: enable sysInfo update by @kailixu in #22061
• fix: reset interpolation buffer after last valid row for interval + fill(next) by @glzhao89 in #22060
• Correct some typos in string literals by @sunsided in #22062
• sma not support multiple replicas by @54liuyao in #22063
• fix coverity scan problem by @yihaoDeng in #22067
• fix/TD-25215: ttlMgrDeleteTtl should ignore ttl 0 tables by @LiShunGang in #22059
• fix/TD-25215: ttlMgrDeleteTtl should ignore ttl 0 tables for main by @LiShunGang in #22066
• 3.0: release 3.0.7.1 docs by @xiaopingcs in #22080
• main: release 3.0.7.1 docs by @xiaopingcs in #22079
• docs: update readme-cn.md by @sangshuduo in #22086
• fix: state/session/event window with order by _wstart/_wend has no effect by @wangjiaming0909 in #22070
• add test create sma index case to ci by @DuanKuanJun in #22074
• test:add testcase of rolling upgdade by @tomchon in #22064
• docs: update connector feature matrix by @sangshuduo in #22065
• fix: create sma index for us/ns database failed by @wangjiaming0909 in #22076
• enh: dm monitor refactor by @kailixu in #22081
• fix: add sma option when show create table for stb/ntb by @kailixu in #22096
• fix/TD-25232: alter dnode keeptimeoffset err by @LiShunGang in #22092
• fix packaging issue by @xiaopingcs in #22099
• fix:[TD-25222] error in drop topic if topic num is too long by @wangmm0220 in #22094
• docs:add configuration of tmqMaxTopicNum by @wangmm0220 in #22078
• docs:add configuration of tmqMaxTopicNum by @wangmm0220 in #22077
• fix: fix interval in nested query filter not applied by @glzhao89 in #22100
• fix/TD-25179 by @cadem in #22101
• test: add tmq seek case by @plum-lihui in #22103
• fix Windows packaging issue by @xiaopingcs in #22102
• test:add testcase of rolling upgdade by @tomchon in #22104
• fix:add sdbFetchCancel to release hash node by @wangmm0220 in #22095
• fix/TD-25232: alter keeptimeoffset by 'k v' or 'k' 'v' by @LiShunGang in #22107
• test: check topic name len case by @plum-lihui in #22108
• reset state key memory by @54liuyao in #22110
• fix(stream): set downstream task ready state. by @hjxilinx in #22112
• test: del db and max topics invalid by @plum-lihui in #22115
• feat: distribute vnode primary dirs among disks of level 0 by @bgzhao66 in #22085
• enh: ttlMgrFlush adjust log level by @LiShunGang in #22118
• update cache when ip of fqdn updated by @yihaoDeng in #22114
• fix/TS-3589 by @cadem in #22117
• enh: add scope for show xx variables by @glzhao89 in #22069
• fix: auth check for sys table when user is disabled by @kailixu in #22121
• docs/TD-25052: add info for geometry by @LiShunGang in #22123
• remove redundant results by @54liuyao in #22120
• fix:modify commit version to next validate version by @wangmm0220 in #22072
• test: add create sma index case timeRangeWise.py by @DuanKuanJun in #22119
• optimize fill history by @54liuyao in #22127
• enhance: table merge scan optimization by @shenglian-zhou in #22111
• remove fulltext index readme by @yihaoDeng in #22098
• enh: support show create table for system tables by @glzhao89 in #22130
• feat: optimize partition by tbname slimit by @wangjiaming0909 in #22089
• docs: update readme to claim does not support cross-compile by @sangshuduo in #22139
• transform stream state by @54liuyao in #22137
• for test purpose by @hjxilinx in #21794
• fix:[TD-25300]dead loop if getchar return EOF in arm64 by @wangmm0220 in #22129
• docs: refine platform support matrix by @sangshuduo in #22144
• refactor: do some internal refactor. by @hjxilinx in #22135
• fix: use latest version of jdbc connector by @sangshuduo in #22148
• Update 05-taosbenchmark.md by @DuanKuanJun in #22153
• Update 05-taosbenchmark.md by @DuanKuanJun in #22152
• fix(stream): set the correct flag of pause/resume. by @hjxilinx in #22151
• Update 02-database.md by @plum-lihui in #22156
• fix(tsdb/cache): new next stt row state for fs tranverse by @stephenkgu in #22154
• fix(stream): refactor the halt status to check more status. by @hjxilinx in #22155
• Update 05-taosbenchmark.md by @DuanKuanJun in #22160
• fix: fix(value, null) output behavior by @glzhao89 in #22138
• Update 05-taosbenchmark.md by @DuanKuanJun in #22161
• fix:judge if pTopic is NULL by @wangmm0220 in #22145
• docs: minor updates to 3.0 english docs by @danielclow in #21755
• enh: expire time optimize by @kailixu in #22143
• docs: optimization k8s deploy by @liuyuan199303 in #22164
• fix(stream): add some logs, and remove the invalid loop. by @hjxilinx in #22162
• docs: fix python connector docs by @sunpe in #22169
• docs: fix python connector docs by @sunpe in #22170
• docs: fix links in rust connector doc by @danielclow in #22168
• fix:optimize log & change return value for async interface by @wangmm0220 in #22131
• docs: change to new product names by @danielclow in #22175
• fix(stream): fix the invalid check of step2 . by @hjxilinx in #22174
• enhance: skip data blocks with the merge limit ts when create initial… by @shenglian-zhou in #22171
• fix err while connect invalid fqdn by @yihaoDeng in #22167
• fix/TS-3691: monitor no longer reports logs by @LiShunGang in #22132
• fix/TS-3691: (main) monitor no longer reports logs by @LiShunGang in #22133
• fix(tsdb/cache): reuse data file reader by @stephenkgu in #22166
• tsdb/cache: pLastIter null pointer check by @stephenkgu in #22158
• fix(tsdb/pageSize): use tsdbPageSize instead of szPage(tdb's) by @stephenkgu in #22178
• docs: delete logs in monitor doc by @sunpe in #22181
• docs: delete logs in monitor doc by @sunpe in #22180
• fix: fix error message by @glzhao89 in #22177
• enh: compatibility between getFileNamePrefix and tsdbTFileName by @bgzhao66 in #22179
• fix:avoid request offset type is 0 by @wangmm0220 in #22173
• fix(tsdb/del): continue committing fileset if more del left by @stephenkgu in #22186
• fix: choose heap sort for table merge scan with long row and limit by @shenglian-zhou in #22176
• fix(tsdb/del): reset next key to del record's ekey by @stephenkgu in #22190
• adj max combine fucntion by @54liuyao in #22191
• fix/TS-3691: monitor reports log summary by @LiShunGang in #22183
• fix(stream): set the correct step2 scan time window range. by @hjxilinx in #22188
• fix: stt and data block merge by @shenglian-zhou in #22195
• remote web from installation package by @xiaopingcs in #22142
• Fix/td 25206 3.0 by @xiaopingcs in #22201
• fix(stream): do filter before the update check. by @hjxilinx in #22198
• enh: change default WAL_RETENTION_PERIOD as 3600 by @bgzhao66 in #22194
• stream fill operator mem leak by @54liuyao in #22200
• fix: not to walEndSnapshot in syncNodeTimerRoutine by @bgzhao66 in #22203
• fix(stream): set the value of ratio of vnode stream thread factor to be 4.0 by default. by @hjxilinx in #22207
• optimize session operator reload state by @54liuyao in #22209
• docs: fix arch and refine udf doc by @sangshuduo in #22211
• fix/TS-3708: check term for role time by @LiShunGang in #22199
• fix(tsdb/commit2): new maxDelKey for commit context by @stephenkgu in #22205
• enh/TD-24937：check cluster ttlChangeOnWrite consistency by @LiShunGang in #22216
• docs: fix sum() in en/25-application/_03-immigrate.md by @sangshuduo in #22219
• adjust history task trigger mode by @54liuyao in #22218
• fix(stream): scan wal in step2 by @hjxilinx in #22214
• fix(tsdb/cache): move to stt next row if data file exausted by @stephenkgu in #22217
• Update 02-rest-api.mdx - note about URL Encoding by @meeki007 in #22221
• fix stream fill issue by @54liuyao in #22220
• other: merge main. by @hjxilinx in #22215
• fix: fix memleak during create initial sources for block merge sort by @shenglian-zhou in #22223
• test : add batch create topic and batch consume topic by @DuanKuanJun in #22225
• docs: update connector rust version history by @AdamEECS in #22232
• docs: update connector rust version history 3.0 by @AdamEECS in #22233
• Update cases.task by @tomchon in #22235
• other: merge 3.0 by @hjxilinx in #22224
• enh: coverity scan for sma by @kailixu in #20695
• fix(tsdb/cache/del): use lru mutex to fix race with committing by @stephenkgu in #22236
• refactor(stream): refactor the pause/resume for fill history execution. by @hjxilinx in #22241
• other: merge 3.0 by @hjxilinx in #22242
• save compact window info by @54liuyao in #22238
• init scan state by @54liuyao in #22237
• fix(stream): initialize the filter window initial range. by @hjxilinx in #22243
• other: merge 3.0 by @hjxilinx in #22244
• fix:add macro ASSERT_NOT_CORE to control ASSERT not core in release version by @wangmm0220 in #22227
• fix: window fill ts range check with int64 overflow by @wangjiaming0909 in #22226
• fix double free by @54liuyao in #22245
• fix:semaphore always wait in tmq commit logic by @wangmm0220 in #22230
• fix:modify dot to underline in schemaless supertable name by @wangmm0220 in #22229
• fix(tsdb/cache): check stt data with empty brin index by @stephenkgu in #22247
• docs: add unit in wal_retention_period description by @sangshuduo in #22231
• fix: increase condition size by @shenglian-zhou in #22246
• fix: taos print version by @kailixu in #22212
• fix(tsdb/read2): reset stt reader when suspended by @stephenkgu in #22252
• Ts 3744 by @flyingangel2013 in #22255
• fix(stream): set the correct end key of delete block. by @hjxilinx in #22251
• force stt_trigger to be 1 by @wangjiaming0909 in #22249
• fix(stream): kill task when pause the stream execution. by @hjxilinx in #22260
• fix(stream): set the correct end key of delete block. by @hjxilinx in #22261
• check update data by @54liuyao in #22256
• fix: run sim cases on windows by @kailixu in #22228
• fix:add committed & seek process logic by @wangmm0220 in #22263
• docs: use latest java connector to avoid confusing user by @sangshuduo in #22254
• fix:add committed & seek process logic by @wangmm0220 in #22258
• docs: add qstudio in 3rd parties list by @sangshuduo in #22270
• fix: restore user privilege processing if the rows generated by the u… by @shenglian-zhou in #22264
• docs: fix qstudio links by @sangshuduo in #22273
• Fix/td 25466 by @hzcheng in #22272
• fix(stream): dump results to sink node before paused. by @hjxilinx in #22266
• fix(stream): dump results to sink node before paused. by @hjxilinx in #22271
• Fix: TD-25408 by @hzcheng in #22276
• docs:add doc for schemaless by @wangmm0220 in #22268
• reload state window state by @54liuyao in #22280
• other: merge 3.0 by @hjxilinx in #22279
• fix: retention file corruption by @hzcheng in #22285
• fix: null pointer check for mutex on windows by @kailixu in #22284
• add keep alive parameter by @yihaoDeng in #22275
• enh(tsdb/cache/read): lazy init table map hash and entries by @stephenkgu in #22277
• test: add test case for r by @sangshuduo in #22265
• docs: add r language to connector by @sangshuduo in #22286
• other: merge 3.0 by @hjxilinx in #22287
• disable infinite count loop by @hzcheng in #22292
• merge 3.0 into branch main by @stephenkgu in #22290
• test: make connect_native.r a bit perplexing by @sangshuduo in #22291
• release 3.1.0.0 by @xiaopingcs in #22294
• doc: remove 3.1.0.0 by @gccgdb1234 in #22295
• release 3.1.0.0 by @xiaopingcs in #22297
• docs: update readme for build contrib on by @sangshuduo in #22299
• set dummy delete data request by @54liuyao in #22296
• reset state window end key by @54liuyao in #22303
• Docs/yuanliu/deploy k8s td 25202 by @liuyuan199303 in #22307
• Docs/yuanliu/deploy k8s td 25202 by @liuyuan199303 in #22308
• docs: fix note style by @liuyuan199303 in #22310
• docs: geometry supplemental docs by @sangshuduo in #22298
• docs: platform supported by the community edition by @kailixu in #22309
• fix: set nextIndex when get neighbour index by @shenglian-zhou in #22312
• fix: make statekey of state window node not a target node by @shenglian-zhou in #22314
• fix: keep stt iterator valid in the list by @shenglian-zhou in #22315
• Update 06-select.md by @shenglian-zhou in #22318
• remove extra character by @xiaopingcs in #22326
• use stream task by @54liuyao in #22321
• fix: refine example by @sangshuduo in #22325
• comment out splitVgroup.py by @shenglian-zhou in #22330
• fix: fix _wstart,_wennd not matching with interval for ns/us databases by @glzhao89 in #22320
• add stream verion by @yihaoDeng in #22313

New Contributors

• @sunsided made their first contribution in #22062
• @liuyuan199303 made their first contribution in #22164

Full Changelog: ver-3.0.7.1...ver-3.1.0.0