apache/arrow-java

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Official Java implementation of Apache Arrow

Stars: 94
Forks: 152
Open beginner issues: 0
Indexed issues: 429
Avg merge: 3d 16h
Merged PRs (30d): 11

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 10, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted good first issue

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428 open issues indexed

[Docs][Java] Install document uses <arrow.version>9.0.0</arrow.version> Open

Component: Documentation Type: enhancement

apache/arrow-java#195 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Unexpected RecordBatch length when saving empty table to file with compression Open

Type: bug

apache/arrow-java#194 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] JDBC driver throws exception when loading system trust store on MacOS Open

Type: bug

apache/arrow-java#193 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Slow LZ4 compression using java Arrow 12.0.0 Open

Type: bug

apache/arrow-java#192 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Flaky tests meta-issue Open

Type: enhancement

apache/arrow-java#191 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Release candidate verification only use JDK17 for validation (request to add JDK8,11,18) Open

Type: enhancement

apache/arrow-java#190 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Force an outage of the client,server stuck in an endless loop Open

Type: usage

apache/arrow-java#189 · 11 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] ArrowRecordBatch Body Length Computation Only Accounts for Last Buffer Open

Type: bug

apache/arrow-java#188 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Find a proper way to test VM options (share system property between Main/Test code) Open

Type: enhancement

apache/arrow-java#187 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Memory allocation alignment Open

Type: bug

apache/arrow-java#186 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][Python] Avoid Reuse VectorSchemaRoot for exporting ArrowArrayStream to other language Open

apache/arrow-java#185 · 16 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Investigate dependency on Netty internals in arrow-memory-netty Open

apache/arrow-java#184 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[CI][Java] Remove excluded unstable tests when building java-jars. Open

apache/arrow-java#183 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][JDBC] JDBC Adapter execution failed for Mysql unsigned interger data Open

apache/arrow-java#182 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Enable HDFS by default on Java Dataset module Open

apache/arrow-java#181 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java] Some questions about the metadata api of jdbc Open

apache/arrow-java#180 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] dataset usage example and documentation Open

apache/arrow-java#179 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Gandiva fails to build on M1 Mac Open

apache/arrow-java#178 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Dataset support specifying offset and length when read file Open

apache/arrow-java#177 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java][Windows][Substrait] Failed to parse memory address from string value. Error: stol argument out of range on Substrait Windows environment Open

apache/arrow-java#176 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][JNI] Improve current cmake java libraries dependencies that needs Protobuf_ROOT and Protobuf_USE_STATIC_LIBS variables Open

apache/arrow-java#175 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][JNI][Windows]: Enable support for Gandiva build artifacts on Windows OS Open

apache/arrow-java#174 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Dataset JNI bridge for rust target Open

apache/arrow-java#173 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Java - Flight SQL - `StackOverflowException` caused by `org.apache.arrow.flight.FlightStream.next` Open

apache/arrow-java#172 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java][arrow-jdbc] Support TIMESTAMP_WITH_TIMEZONE in default conversion Open

apache/arrow-java#171 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Arrow 13.0.0: org.apache.arrow.flight.FlightRuntimeException: CANCELLED: Failed to stream message Open

apache/arrow-java#170 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] ZSTD compression issue Open

apache/arrow-java#169 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
NativeDatasetFactory parameter allocator and memory pool relationship Open

apache/arrow-java#168 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[C++][Java][Python][FlightRPC] Allow FlightInfo#Schema to be nullable for long-running queries Open

apache/arrow-java#167 · 1 comment · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Java] new FileSystem is called repeatedly and cause performance degrade Open

apache/arrow-java#166 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java][JDBC][FlightSql] Select query fails when using JDBC to query Sqlite example Open

apache/arrow-java#165 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Arrow native reader load next batch importing vector from c causing performance degrade Open

apache/arrow-java#164 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Implement arrow-memory-ffm Open

apache/arrow-java#163 · 5 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Java] Allow defaulting to binary for unrecognized types in arrow-jdbc Open

apache/arrow-java#162 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Offer an un-shaded version of the Flight SQL JDBC driver Open

apache/arrow-java#161 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
[Java] Map cannot be written to a Parquet file using DatasetFileWriter Open

apache/arrow-java#160 · 9 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java] java.lang.NullPointerException: null at org.apache.arrow.driver.jdbc. Failed in getDialectProperties Open

apache/arrow-java#159 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Support delta encoding of dictionaries. Open

apache/arrow-java#158 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Java][Flight] Add caching of FlightClients to JDBC Open

apache/arrow-java#157 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][FlightRPC] Flight SQL JDBC driver parameter binding improvements Open

apache/arrow-java#156 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][FlightRPC] FlightServer builder should store File, not InputStream Open

apache/arrow-java#155 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java] Enhancements for Java Dataset API Open

apache/arrow-java#154 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][FlightRPC] Handle binding parameters when server can't provide the expected type Open

apache/arrow-java#153 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java][FlightRPC] FlightServer can leak during cleanup Open

apache/arrow-java#152 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Build Arrow as JPMS modules Open

apache/arrow-java#151 · 12 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java] Build memory-netty as a JPMS module Open

apache/arrow-java#150 · 6 comments · 1 reaction · 1 assignee · Indexed Sep 14, 2026
[Java] Add RunEndEncoding format support Open

apache/arrow-java#149 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Is RootAllocator thread safe ? Open

apache/arrow-java#148 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
[Java] Integration Test Needed for Decoding Dictionaries Using ZSTD Compression in Java Open

apache/arrow-java#145 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
[Java] Memory leak when use VectorSchemaSlice slice Open

apache/arrow-java#144 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

apache/arrow-java

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