matrixorigin/matrixone

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AI-native HTAP database with Git-for-Data and built-in vector search, serving as the data and memory backbone for intelligent agents and applications.

Stars: 1.9k
Forks: 311
Open beginner issues: 0
Indexed issues: 683
Avg merge: 1d 2h
Merged PRs (30d): 744

Dominant language: Go
License: Apache-2.0
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 17, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue

Beginner friendly Everything

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658 open issues indexed

[Compatibility]: explicit_defaults_for_timestamp is accepted but ignored by TIMESTAMP DDL Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28598 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: lc_time_names is writable but ignored by localized date functions Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28597 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: WEEK again ignores nonzero default_week_format session values Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28596 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: div_precision_increment is accepted but ignored by DECIMAL division Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28594 · 1 assignee · Opened Sep 10, 2026
[Bug]: DATA BRANCH misclassifies updates on DECIMAL256 primary keys as inserts Open

kind/bug needs-triage

matrixorigin/matrixone#28589 · 1 assignee · Opened Sep 10, 2026
[Bug]: prepared numeric CAST truncates fractional parameters instead of rounding Open

kind/bug needs-triage

matrixorigin/matrixone#28582 · 1 assignee · Opened Sep 10, 2026
[Bug]: WEEK and YEARWEEK reuse the first row mode for the entire batch Open

kind/bug needs-triage

matrixorigin/matrixone#28574 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: EXTRACT(WEEK) uses a different week mode from MySQL and WEEK(,0) Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28573 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: EXTRACT returns formatted strings instead of numeric values Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28572 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Bug]: nonexistent DST local times are silently normalized to different instants Open

kind/bug needs-triage

matrixorigin/matrixone#28570 · 3 comments · 1 assignee · Opened Sep 10, 2026
[Compatibility]: TIMESTAMPDIFF overcounts calendar periods at time-of-day boundaries Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28569 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: TIME_FORMAT emits specifier letters for missing date fields Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28567 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: temporal formatting functions reject row-dependent format expressions Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28566 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Compatibility]: CONVERT_TZ accepts and normalizes invalid time-zone offsets Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28565 · 1 assignee · Opened Sep 10, 2026
[Compatibility]: CONVERT_TZ returns VARCHAR and discards fractional seconds Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28564 · 1 assignee · Opened Sep 10, 2026
[Compatibility]: DATE_ADD, DATE_SUB, and TIMESTAMPADD preserve TIMESTAMP type instead of DATETIME Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28563 · 1 comment · 1 assignee · Opened Sep 10, 2026
[Bug]: CTAS with TIMESTAMPADD fails when generated INSERT quotes the time unit Open

kind/bug needs-triage

matrixorigin/matrixone#28562 · 1 assignee · Opened Sep 10, 2026
[Compatibility]: ADDTIME and SUBTIME keep TIMESTAMP type instead of returning DATETIME Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28561 · 1 assignee · Opened Sep 10, 2026
[Compatibility]: TIME functions accept and return values beyond the ±838:59:59 endpoint Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28559 · 3 comments · 1 assignee · Opened Sep 10, 2026
IDC-MO [Performance]: Pool destruction scans the global pointer registry and consumes substantial CN CPU Open

kind/bug kind/performance needs-triage

matrixorigin/matrixone#28530 · 1 comment · 1 assignee · Opened Sep 9, 2026
[Compatibility]: TIMEDIFF subtracts mixed datetime and time strings as calendar values Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28501 · 1 assignee · Opened Sep 9, 2026
[Compatibility]: ADDTIME and SUBTIME attach the current date to TIME-like strings Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28500 · 1 assignee · Opened Sep 9, 2026
[Compatibility]: FROM_DAYS maps pre-year-1 day numbers to NULL instead of zero date Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28498 · 1 assignee · Opened Sep 9, 2026
[Compatibility]: VARCHAR-to-TIME conversion ignores non-strict warning semantics Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28497 · 1 assignee · Opened Sep 9, 2026
[Compatibility]: PERIOD_ADD and PERIOD_DIFF mishandle exact DECIMAL arguments Open

area/compatibility kind/bug severity/s0

matrixorigin/matrixone#28496 · 1 assignee · Opened Sep 9, 2026
[Compatibility]: MAKEDATE truncates exact DECIMAL arguments instead of rounding Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28495 · 1 assignee · Opened Sep 9, 2026
[Compatibility]: MAKEDATE returns VARCHAR instead of DATE Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28493 · 1 assignee · Opened Sep 9, 2026
[Bug]: ROUND misrounds negative signed integers at negative precision Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28490 · 1 comment · 1 assignee · Opened Sep 9, 2026
[Compatibility]: exact math functions misparse character numeric operands Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28487 · 1 assignee · Opened Sep 9, 2026
[Bug]: DEGREES exposes and persists infinity for finite DOUBLE input Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28485 · 1 assignee · Opened Sep 9, 2026
[Bug]: Backup fails with Error 20405 after restore: file restore-dev-.../data/... is not found Open

kind/bug severity/s0

matrixorigin/matrixone#28473 · 3 comments · 1 assignee · Opened Sep 9, 2026
[Compatibility]: INSERT VALUES rejects exact fractional numbers and rounds approximate ties asymmetrically Open

area/compatibility kind/bug severity/s0

matrixorigin/matrixone#28469 · 1 comment · 1 assignee · Opened Sep 9, 2026
[Compatibility]: implicit FLOAT and DOUBLE assignment uses a different tie-rounding rule Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28468 · 2 comments · 1 assignee · Opened Sep 9, 2026
[Bug]: EXPORT_SET misinterprets DECIMAL and truncates FLOAT bit masks Open

kind/bug severity/s0

matrixorigin/matrixone#28463 · 1 assignee · Opened Sep 9, 2026
[Bug]: Shared CI build artifact upload fails after successful build Open

deferred kind/bug

matrixorigin/matrixone#28437 · 2 comments · 1 assignee · Opened Sep 8, 2026
CI: Coverage merge artifact download fails after retries Open

kind/bug needs-triage

Difficulty 3/5 1-2 days Newbie friendliness 48/100

matrixorigin/matrixone#28422 · Opened Sep 8, 2026
[Bug]: UT coverage producer hits 60-minute timeout and cascades Coverage failure Open

kind/bug needs-triage

matrixorigin/matrixone#28419 · 1 assignee · Opened Sep 8, 2026
[Compatibility]: SUBSTRING_INDEX truncates fractional DECIMAL counts Open

area/compatibility kind/bug severity/s0

matrixorigin/matrixone#28401 · 1 assignee · Opened Sep 8, 2026
[Compatibility]: UUID() native result type breaks MySQL string expression semantics Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28382 · 1 assignee · Opened Sep 8, 2026
[Compatibility]: UUID() generates UUIDv7 instead of MySQL UUIDv1 Open

area/compatibility kind/bug needs-triage

matrixorigin/matrixone#28380 · 1 assignee · Opened Sep 8, 2026
[Bug]: Catalog tombstone bailout causes repeated full IVF index builds (3 retries, 109 minutes) Open

kind/bug needs-triage

matrixorigin/matrixone#28357 · 1 assignee · Opened Sep 7, 2026
[Bug]: MongoDB conversion failures do not update conversion error metric Open

ai-easy kind/bug needs-triage

matrixorigin/matrixone#28341 · 2 comments · 1 assignee · Opened Sep 7, 2026
[Bug]: REPLACE on partitioned table with secondary index returns ExpectedEOB Open

deferred kind/bug needs-triage

matrixorigin/matrixone#28323 · 1 comment · 1 assignee · Opened Sep 7, 2026
[Bug]: Concurrent COPY ALTER serializes on the global SNAPSHOT gate and times out after lineage protection added in #25882 Open

kind/bug severity/s1

matrixorigin/matrixone#28319 · 1 assignee · Opened Sep 7, 2026
[Bug]: Unrelated CREATE/DROP and ALTER transactions deadlock on inverted View/SNAPSHOT catalog gates Open

kind/bug severity/s0

matrixorigin/matrixone#28317 · 3 comments · 1 assignee · Opened Sep 7, 2026
[Bug] dev:distributed join aborts when remote dispatch targets another local pipeline tree Open

kind/bug needs-triage

matrixorigin/matrixone#28313 · 7 comments · 1 assignee · Opened Sep 7, 2026
[Bug]: INSERT into a partitioned table with a FULLTEXT index panics in disttae Write Open

kind/bug severity/s1

matrixorigin/matrixone#28311 · 1 assignee · Opened Sep 7, 2026
[Bug]: DELETE FROM ... PARTITION ignores the partition list and deletes every row Open

deferred kind/bug needs-triage

matrixorigin/matrixone#28312 · 1 comment · 1 assignee · Opened Sep 7, 2026
[Compatibility]: MySQL ExtractValue and UpdateXML functions are unavailable Open

kind/bug needs-triage

matrixorigin/matrixone#28306 · 1 assignee · Opened Sep 7, 2026
[Compatibility]: MySQL EXPLAIN FORMAT=JSON is unavailable Open

kind/bug severity/s1

matrixorigin/matrixone#28301 · 1 assignee · Opened Sep 7, 2026

matrixorigin/matrixone

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