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[Java][FlightSQL] JDBC driver returns pre-1970 dates one day late when a Calendar is supplied

Status: Open.

#1293 In apache/arrow-java;

· AbhishekPathania opened on Sep 11, 2026

·

20.0.0

[CI] Build Java and C Data artifacts once

Type: enhancementNew feature or request New feature or request

Status: Open.

#1283 In apache/arrow-java;

· xborder opened on Sep 2, 2026

·

20.0.0

[JDBC] Honor DriverManager login timeout

Status: Open.

#1268 In apache/arrow-java;

· ennuite opened on Aug 28, 2026

[JDBC] Implement DataSource login timeout

Status: Open.

#1267 In apache/arrow-java;

· ennuite opened on Aug 28, 2026

DictionaryEncoder.decode accepts out-of-range dictionary indices

Status: Open.

#1261 In apache/arrow-java;

· Arawoof06 opened on Aug 18, 2026

JNI local-reference accumulation in the string array helpers

Type: bugSomething isn't working Something isn't working

Status: Open.

#1256 In apache/arrow-java;

· K-ANOY opened on Aug 7, 2026

[Java] Parquet DatasetFileWriter not completely emptying allocator after finishing a write

Type: usageusage question usage question

Status: Open.

#1255 In apache/arrow-java;

· gabortega opened on Aug 3, 2026

Truly unchecked getters

Type: enhancementNew feature or request New feature or request

Status: Open.

#1252 In apache/arrow-java;

· robert3005 opened on Jul 28, 2026

DecimalVector.setBigEndian writes oversized value before validating length

Status: Open.

#1246 In apache/arrow-java;

· Arawoof06 opened on Jul 23, 2026

·

20.0.0

[java][Vector][Performance] PromotableWriter.setPosition resolving to itable dispatch on C2 compiled path.

Type: enhancementNew feature or request New feature or request

Status: Open.

#1238 In apache/arrow-java;

· sudheerbhat opened on Jul 20, 2026

ArrowFlightJdbcArray.getArray(index, count) can read past the end of the array slice

Status: Open.

#1236 In apache/arrow-java;

· Arawoof06 opened on Jul 20, 2026

[Java] VectorUnloader has multiple memory leak issues

Type: bugSomething isn't working Something isn't working

Status: Open.

#1234 In apache/arrow-java;

· zhangkre opened on Jul 18, 2026

·

20.0.0