Drill 1.21.2.350 (DEP 10.1.0) Release Notes
The notes below relate specifically to the HPE Ezmeral Data Fabric distribution for Apache Drill. You may also be interested in the Apache Drill homepage and the Apache Drill release notes:
| Version | 1.21.2.350 |
| Release Date | April 2026 |
| HPE Version Interoperability | See Ecosystem Support Matrix and Ecosystem Pack Components and OS Support. |
| Package Names | See Package Names for Ecosystem Packs (EEPs and DEPs) |
New in This Release
Drill 1.21.2.350 introduces the following enhancements or HPE platform-specific behavior changes:
- CVE fixes.
- Bug fixes.
Fixes
This HPE release includes the following fixes on the base release:
| Commit | Date (YYYY-MM-DD) | Comment |
| 6375786223 | 2026-03-26 | MD-6649: Add support for Iceberg TIMESTAMP with time zone |
| 66d8b27a25 | 2026-03-19 | MD-6659: Update Netty framework to 4.1.131 |
| aece5f99bb | 2026-03-18 | MD-6669: Disable HashAgg for collect_to_list_varchar due to ordering requirements |
| 4478663085 | 2025-04-10 | MD-6654: [MINOR UPDATE] upgrade to POI 5.4.1 (#2983) |
| bb6d41f1d6 | 2025-12-12 | Regenerate C++ protobuf sources using protoc 25.5 and libprotobuf 4.25.5 |
| 2947280539 | 2025-12-01 | MD-6648: resolve orc-core transitive dependencies conflict |
Known Issues
- DRILL-8511: Experimental JSON reader (configuration option
store.json.enable_v2_readerset totrue) fails withIllegalStateExceptionwhen a batch reaches the rows limit.
Limitations
- Some unequal left joins may start failing in this release. For details, see Drill Limitations: Unequal JOIN Support.
- The Hive storage plugin for Drill does not support reading of the parquet timestamp type with the int64 logical type.