apache

apache/arrow-java

Official Java implementation of Apache Arrow

88 stars 132 forks 88 watchers Java Apache License 2.0

apache-arrow java

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15 Open Issues Need Help Last updated: Jul 4, 2026

Open Issues Need Help

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`ComplexCopier` missing support for FixedSizeBinary columns 2 days ago

Type: enhancement good first issue help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[FlightRPC] Remove sketchy gRPC reflection code 13 days ago

Type: bug help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

Flight JDBC Driver not setting parameter correctly when parameter type is DATE<MILLISECOND> 28 days ago

Type: bug help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[Java][Flight] ClassCastException in FlightClient when using Epoll Domain Socket: EpollDomainSocketChannel incorrectly cast to ServerChannel 30 days ago

Type: bug help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

Flight-SQL JDBC driver ignores JVM proxy settings 3 months ago

Type: enhancement help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

JDBC driver does not support compressed IPC streams (ZSTD, LZ4) [FlightSQL] 5 months ago

Type: bug help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

UnionFixedSizeListWriter does not support TimeStamp*TZ 5 months ago

Type: enhancement good first issue help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

`ListViewVector#getElementEndIndex` Returns Size not Index 6 months ago

Type: bug good first issue

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[Java] Checker Framework annotations for AutoCloseables in arrow-memory-core are incorrect 6 months ago

good first issue

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[Java][Docs] Undocumented null return from CallHeaders.getAll() 6 months ago

good first issue

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[Java] VectorSchemaRoot#addVector() cannot add a vector to the end of the current vector collection 6 months ago

Type: bug good first issue help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[Java] Allocator `buffer` method no setting the capacity correctly. 6 months ago

good first issue

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[Java] IllegalArgumentException when unsetting TimeStamp*TZVector values 7 months ago

good first issue

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

[Java] DenseUnionWriter#setPosition fails with NullPointerException 7 months ago

Type: bug good first issue help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java

UnionMapWriter fails to write fixed size binary 10 months ago

Type: bug good first issue help wanted

apache/arrow-java

88

Official Java implementation of Apache Arrow

Java

#apache-arrow#java