4paradigm/OpenMLDB

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OpenMLDB is an open-source machine learning database that provides a feature platform computing consistent features for training and inference.

Stars: 1.7k
Forks: 331
Open beginner issues: 0
Indexed issues: 378
Avg merge: 12d 12h
Merged PRs (30d): 1

Dominant language: C++
License: Apache-2.0
Last GitHub push: Sep 10, 2026
Latest indexed: Sep 13, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

Open All

378 open issues indexed

add test about standalone openmldb api lib Open

4paradigm/OpenMLDB#3068 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Fail to get table constrains of Hive tables with Spark API Open

batch-engine bug

4paradigm/OpenMLDB#3072 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Select constant in offline and sync mode will not print result Open

batch-engine bug

4paradigm/OpenMLDB#3076 · 2 comments · 0 reactions · 2 assignees · Indexed Sep 13, 2026
`clear-all.sh` should delete openmldb path if `OPENMLDB_USE_EXISTING_ZK_CLUSTER` is true Open

enhancement tools

4paradigm/OpenMLDB#3082 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
clear-all.sh should delete offline path configured in the `taskmanager.properties` Open

enhancement tools

4paradigm/OpenMLDB#3083 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
docs: table format broken Open

bug documentation high-priority

4paradigm/OpenMLDB#3086 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
doc: distinguish udaf input list from array(e.g. split output) Open

documentation enhancement execute-engine

4paradigm/OpenMLDB#3099 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
create table bug in parallel Open

bug storage-engine

4paradigm/OpenMLDB#3121 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Get incorrect error message for OpenMLDB python sdk Open

bug python sdk

4paradigm/OpenMLDB#3130 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Fail to use notebook magic function for OpenMLDB python sdk Open

bug

4paradigm/OpenMLDB#3131 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
sbin init when ip binds public address in demo docker Open

tools

4paradigm/OpenMLDB#3140 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
colunm resolving: uncleared resolving to a rename node Open

bug execute-engine minor

4paradigm/OpenMLDB#3144 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
low interactivity of `create table like hive` and yarn mode Open

community high-priority

4paradigm/OpenMLDB#3145 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
sbin deploy can't set HADOOP_CONF_DIR for taskmanager Open

enhancement high-priority tools

4paradigm/OpenMLDB#3159 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Aggregate table use much more memory than base table Open

bug high-priority storage-engine

4paradigm/OpenMLDB#3165 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Support inserting timestamp filed with `yyyy-MM-dd HH:mm:ss` format Open

enhancement storage-engine

4paradigm/OpenMLDB#3167 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
support implicit data type conversion Open

high-priority sql

4paradigm/OpenMLDB#3168 · 1 comment · 0 reactions · 2 assignees · Indexed Sep 13, 2026
add doc about docker with wsl2 and sbin ip Open

documentation

4paradigm/OpenMLDB#3171 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Support SQL syntax of limit with parameter Open

execute-engine

4paradigm/OpenMLDB#3179 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Support get_columns and parse protobuf object for Python SDK Open

sdk

4paradigm/OpenMLDB#3180 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
support output redirection to a file in the CLI Open

execute-engine

4paradigm/OpenMLDB#3190 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
support function: current_timestamp, current_date, now Open

enhancement execute-engine udf

4paradigm/OpenMLDB#3198 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
dlopen '_PyCMethod_New' error in python mac sdk Open

documentation python sdk

4paradigm/OpenMLDB#3200 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
CLI: copy a large and multiline sql, result may be wrong Open

storage-engine

4paradigm/OpenMLDB#3207 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Zk too many connections when too many online loaddata jobs or too many work threads Open

batch-engine bug

4paradigm/OpenMLDB#3219 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
LAST JOIN with complex condition not work on offline mode Open

bug high-priority

4paradigm/OpenMLDB#3240 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
lag correctness: wrong result used as parameter of other udaf Open

bug execute-engine udf

4paradigm/OpenMLDB#3299 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Use JDBC ResultSet and can not get the schema Open

high-priority java sdk

4paradigm/OpenMLDB#3310 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
external registered functions: registered fn with wrong signatures cores the whole tablet Open

bug execute-engine high-priority

4paradigm/OpenMLDB#3368 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
CREATE FUNCTION: test not covered for `CREATE FUNCTION ... OPTIONS (FILE = 'libxxx.so')` Open

bug test

4paradigm/OpenMLDB#3375 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
external udf in offline Open

batch-engine bug sql

4paradigm/OpenMLDB#3377 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
CREATE FUNCTION: dlopen/dlclose not need to mutex lock handler Open

bug execute-engine

4paradigm/OpenMLDB#3378 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
load data from parquet, poor performance for big datasets Open

batch-engine bug high-priority

4paradigm/OpenMLDB#3396 · 2 comments · 0 reactions · 2 assignees · Indexed Sep 13, 2026
can't build native java so on macOS 13.4 Open

bug build

4paradigm/OpenMLDB#3400 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Compiling the SQL that has many features(more than 5000) will take a long time Open

bug high-priority

4paradigm/OpenMLDB#3402 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
feat(offline): support const project with arbitrary expression for const projection Open

batch-engine enhancement

4paradigm/OpenMLDB#3405 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
openmldb batch tests fails to bootstrap on mac Open

batch-engine bug build

4paradigm/OpenMLDB#3407 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
coverage fails at high freq Open

storage-engine workflow

4paradigm/OpenMLDB#3412 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Catch error of Putrow to tablet server Open

enhancement storage-engine

4paradigm/OpenMLDB#3422 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
load data: load parquet to online, unable to ensure correctness Open

batch-engine bug high-priority

4paradigm/OpenMLDB#3424 · 0 comments · 0 reactions · 2 assignees · Indexed Sep 13, 2026
support request with sql in apiserver Open

api-server

4paradigm/OpenMLDB#3425 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Support show/stop nameserver job by job id Open

4paradigm/OpenMLDB#3430 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
add doc about insert multiple times Open

documentation

4paradigm/OpenMLDB#3438 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Fail to submit the OpenMLDB offline job with Spark 3.0 java client Open

bug

4paradigm/OpenMLDB#3460 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
need a document to describe the states of table/op etc. Open

documentation

4paradigm/OpenMLDB#3464 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Unify the return type of `executeQuery` in java sdk Statement Open

sdk

4paradigm/OpenMLDB#3481 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
work with dates before 1900 or timestamp before 1970 Open

bug execute-engine

4paradigm/OpenMLDB#3501 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
mirror site issue Open

4paradigm/OpenMLDB#3524 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
yaml cases: some tests need to be deleted or fixed Open

high-priority

4paradigm/OpenMLDB#3529 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
make `enable_distsql` defaults on Open

bug high-priority test

4paradigm/OpenMLDB#3544 · 0 comments · 0 reactions · 2 assignees · Indexed Sep 13, 2026

4paradigm/OpenMLDB

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