Data Engineering Good First Issues

Browse open source issues grouped under Data Engineering. Where the subject goes by older names in the issue metadata, those are matched too.

221 matching issues

Data Engineering

Slice signals

Average annotated difficulty: 3.6/5 across 221 issues.
10% of 221 time estimates are one day or less.

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221 open issues indexed

limit parallelism of ParquetSource to reduce memory footprint Open

51zero/eel-sdk#382 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
scala.MatchError when writing date objects to ORC Open

51zero/eel-sdk#385 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Support Hive MAP columns Open

51zero/eel-sdk#388 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Error writing parquet file from JSON with object array Open

51zero/eel-sdk#389 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
a.parquet/_SUCCESS is not a Parquet file (too small length: 0) Open

51zero/eel-sdk#390 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
怎么样在我们创建的app里访问文件管理中的文件呢？ Open

4paradigm/openaios-platform#2 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Sample selection Open

4paradigm/AutoX#17 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
ItemCF召回方法的并行 Open

AutoX_Recommend call-for-contributions

4paradigm/AutoX#35 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AutoX_Recommend, 负样本降采样 Open

AutoX_Recommend call-for-contributions

4paradigm/AutoX#46 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AutoX_Recommend, Item特征 Open

AutoX_Recommend call-for-contributions

4paradigm/AutoX#47 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AutoX_Recommend, 排序模型, Lightgbm binary Open

AutoX_Recommend call-for-contributions

4paradigm/AutoX#48 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Do not pack ts dimension in data importer Open

call-for-contributions enhancement

4paradigm/OpenMLDB#918 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Support update existing data to pre-aggregator tables during deploy Open

enhancement

4paradigm/OpenMLDB#1204 · 1 comment · 0 reactions · 2 assignees · Indexed Sep 13, 2026
Support insert into in offline mode to append offline data Open

enhancement

4paradigm/OpenMLDB#1299 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 13, 2026
希望增加一列拆成多行的函数 Open

community sql udf

4paradigm/OpenMLDB#1543 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Kafka connector: when the data type is wrong, there is no error log Open

bug extensions

4paradigm/OpenMLDB#2293 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Kafka connector: date type cannot use string in JSON Open

bug extensions

4paradigm/OpenMLDB#2294 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
kafka-connector:If wrong data is sent to Kafka, the connector process will crash Open

bug extensions high-priority

4paradigm/OpenMLDB#2295 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
spark load data(online&offline), the blank value in the data will become null Open

bug high-priority storage-engine

4paradigm/OpenMLDB#2459 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
`long window` supports base table with existing data Open

enhancement storage-engine

4paradigm/OpenMLDB#2485 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
During online export (SELECT INTO), when quote='#', # in the string will not be escaped Open

bug storage-engine

4paradigm/OpenMLDB#2589 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
[Question][OLAP]Data Warehouse Open

community enhancement

4paradigm/OpenMLDB#2608 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
feat: `NaN` value in table rows Open

enhancement

4paradigm/OpenMLDB#2628 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Fail to read Hive 3 ACID tables Open

bug

4paradigm/OpenMLDB#3013 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
load results are different in two load_mode Open

batch-engine bug high-priority storage-engine

4paradigm/OpenMLDB#3015 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
more flexible support to window (SimpleOps) Open

enhancement execute-engine

4paradigm/OpenMLDB#3024 · 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
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
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
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
Support overwrite mode for openmldb spark connector Open

batch-engine enhancement

4paradigm/OpenMLDB#3621 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
load data issues and error msg improvements Open

high-priority

4paradigm/OpenMLDB#3708 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Support uploading SQL or data files Open

4paradigm/FeatInsight#19 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Display feature detail like type and comment when selecting Open

4paradigm/FeatInsight#42 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
tispark data type Open

batch-engine

4paradigm/OpenMLDB#3808 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Mock commit statement for open-mysql-db by using panda dataframe Open

4paradigm/OpenMLDB#3850 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
online feature didn't change when using kafka to sink data to table Open

bug

4paradigm/OpenMLDB#3967 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
load hive data into openmldb error: requirement failed: schema mismatch Open

bug

4paradigm/OpenMLDB#3981 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Issues with decodeURIComponent and UTF-8 Characters Open

43081j/dataview-extra#1 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Blob has overhead bytes Open

43081j/rar.js#3 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
How to access properties with Chinese by id3js? Open

43081j/id3#20 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Mock-up data 🐦 Open

3lLobo/silSwoleStats#5 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
spark Open

3lLobo/kaggle#4 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
mimic dataset Open

3lLobo/kaggle#7 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
ML Info tracking 🐾 Open

3lLobo/elasticMl#14 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
DataDM with Eland Open

3lLobo/elasticMl#17 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Rewrite VIFp metric Open

enhancement good first issue performance

3dct/vIQA#4 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Pocahontas-p2p Development Roadmap & Contributor Recruitment Open

ai good first issue help wanted lightning Nostr

329andalive/PocahontasP2P#1 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Pipelining data to reduce Ajax calls for paging (service-side/datasource mode) Open

1rosehip/jplist-php-mysql#4 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Enhancements: Select All Checkboxes, Reset per filter Control & Infinity Scroll Open

1rosehip/jplist-php-mysql#6 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026

Data Engineering Good First Issues

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