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| <h2>Spark Release 3.1.3</h2> |
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| <p>Spark 3.1.3 is a maintenance release containing stability fixes. This release is based on the branch-3.1 maintenance branch of Spark. We strongly recommend all 3.1.3 users to upgrade to this stable release.</p> |
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| <h3 id="notable-changes">Notable changes</h3> |
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| <ul> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-38075">[SPARK-38075]</a>: Hive script transform with order by and limit will return fake rows</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-37784">[SPARK-37784]</a>: CodeGenerator.addBufferedState() does not properly handle UDTs</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-37079">[SPARK-37079]</a>: Fix DataFrameWriterV2.partitionedBy to send the arguments to JVM properly</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-37049">[SPARK-37049]</a>: executorIdleTimeout is not working for pending pods on K8s</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36783">[SPARK-36783]</a>: ScanOperation should not push Filter through nondeterministic Project</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36782">[SPARK-36782]</a>: Deadlock between map-output-dispatcher and dispatcher-BlockManagerMaster upon migrating shuffle blocks</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36704">[SPARK-36704]</a>: InaccessibleObjectException in Java 9+ on startup</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36740">[SPARK-36740]</a>: Various NaN issues with array operations.</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36532">[SPARK-36532]</a>: Deadlock in CoarseGrainedExecutorBackend.onDisconnected</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36489">[SPARK-36489]</a>: Aggregate functions over no grouping keys, on tables with a single bucket, return multiple rows</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36339">[SPARK-36339]</a>: aggsBuffer should collect AggregateExpression in the map range</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-35391">[SPARK-35391]</a>: Memory leak in ExecutorAllocationListener breaks dynamic allocation under high load</li> |
| </ul> |
| |
| <h3 id="dependency-changes">Dependency Changes</h3> |
| |
| <p>While being a maintence release we did still upgrade some dependencies in this release they are:</p> |
| |
| <ul> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36734">[SPARK-36734]</a>: Upgrade ORC to 1.5.13</li> |
| <li><a href="https://issues.apache.org/jira/browse/SPARK-36129">[SPARK-36129]</a>: Upgrade commons-compress to 1.21</li> |
| </ul> |
| |
| <p>You can consult JIRA for the <a href="https://s.apache.org/spark-3.1.3">detailed changes</a>.</p> |
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| <p>We would like to acknowledge all community members for contributing patches to this release.</p> |
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| <li><a href="/news/spark-3-4-3-released.html">Spark 3.4.3 released</a> |
| <span class="small">(Apr 18, 2024)</span></li> |
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| <li><a href="/news/spark-3-5-1-released.html">Spark 3.5.1 released</a> |
| <span class="small">(Feb 23, 2024)</span></li> |
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| <li><a href="/news/spark-3-3-4-released.html">Spark 3.3.4 released</a> |
| <span class="small">(Dec 16, 2023)</span></li> |
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| <li><a href="/news/spark-3-4-2-released.html">Spark 3.4.2 released</a> |
| <span class="small">(Nov 30, 2023)</span></li> |
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