Drill 1.10.0-1707 Release Notes
This section provides reference information, including new features, fixes, known issues, and limitations for Drill 1.10.0-1707.
The following release notes apply to the 1.10.0 version of the Apache Drill component included in the MapR Converged Data Platform.
| Version | 1.10.0 |
| Release Date | August 2017 |
| MapR Version Interoperability | See EEP Components and OS Support, Interoperability Matrix, and Drill Support Matrix. |
| Package Names | Package Names for Ezmeral Ecosystem Packs (EEPs) |
New in this Release
No new features in this release.
Fixes
This release of Drill on MapR includes the following fixes. For complete details, refer to the commit log for this project in GitHub.
| MapR Fix | Description |
|---|---|
| MD-1970 | Querying HPE Ezmeral Data Fabric Database JSON with Drill no longer produces an ArrayIndexOutOfBoundException. |
| MD-2273 | Drill no longer returns IndexOutofBound errors when reading CSV files. |
| DRILL-5590 | Drill no longer returns an IndexOutOfBoundsException when a text file contains more than 4,096 rows. |
| DRILL-5498 | The CSV reader can handle duplicate column header names. |
| DRILL-5599 | Queries no longer stay in the CANCELLATION_REQUESTED state after a connection with the client is interrupted. |
| MD-2050 | Drill correctly calculates the number of rows and creates an optimal query plan. |
| DRILL-5496 | You do not have to restart drillbits when a secure Hive metastore is restarted. |
| DRILL-5399 | Running multiple queries concurrently no longer produces an UNSUPPORTED_OPERATION ERROR. |
| DRILL-5516 | Drill optimizes memory usage for the HBase reader. |
| DRILL-5419 | Drill now calculates the return string length for literals and certain string functions. |
| MD-1671, MD-1631 | Drill no longer hangs or reports errors when retrieving schemas as the Hive server restarts. |
| DRILL-5424 | Queries that apply reverse functions on tables with long varchars no longer fail with IndexOutOfBoundsException errors. |
| DRILL-5413, DRILL-4678, DRILL-4347 | Drill is updated with version of 1.4.0-drill-r21 Calcite. |
Known Issues and Limitations
No known issues or limitations in this release.
Resolved Issues
No resolved issues in this release.