Linuxeden Open Source Community: Apache Flink 1.4.2 发布，通用数据处理平台

2018年3月8日星期四

Apache Flink 1.4.2 发布，通用数据处理平台

Linuxeden 开源社区 --

Apache Flink 1.4 系列的第二个 bug 修复版本已发布。此版本包含 10 多个修补程序和对 Flink 1.4.1 的小改进。官方强烈建议所有用户升级到 Flink 1.4.2。

下面的内容包含了所有修补程序的详细列表：

Sub-task

[FLINK-6321] – RocksDB state backend Checkpointing is not working with KeyedCEP.
[FLINK-7756] – RocksDB state backend Checkpointing (Async and Incremental) is not working with CEP.

Bug

[FLINK-8423] – OperatorChain#pushToOperator catch block may fail with NPE
[FLINK-8451] – CaseClassSerializer is not backwards compatible in 1.4
[FLINK-8520] – CassandraConnectorITCase.testCassandraTableSink unstable on Travis
[FLINK-8621] – PrometheusReporterTest.endpointIsUnavailableAfterReporterIsClosed unstable on Travis
[FLINK-8692] – Mistake in MyMapFunction code snippet
[FLINK-8735] – Add savepoint migration ITCase that covers operator state
[FLINK-8741] – KafkaFetcher09/010/011 uses wrong user code classloader
[FLINK-8772] – FlinkKafkaConsumerBase partitions discover missing a log parameter
[FLINK-8791] – Fix documentation on how to link dependencies
[FLINK-8798] – Make commons-logging a parent-first pattern
[FLINK-8849] – Wrong link from concepts/runtime to doc on chaining

改进

[FLINK-8202] – Update queryable section on configuration page
[FLINK-8574] – Add timestamps to travis logging messages
[FLINK-8576] – Log message for QueryableState loading failure too verbose
[FLINK-8652] – Reduce log level of QueryableStateClient.getKvState() to DEBUG

Task

[FLINK-8308] – Update yajl-ruby dependency to 1.3.1 or higher

更新

<dependency>
  <groupId>org.apache.flink</groupId>
  <artifactId>flink-java</artifactId>
  <version>1.4.2</version>
</dependency>
<dependency>
  <groupId>org.apache.flink</groupId>
  <artifactId>flink-streaming-java_2.11</artifactId>
  <version>1.4.2</version>
</dependency>
<dependency>
  <groupId>org.apache.flink</groupId>
  <artifactId>flink-clients_2.11</artifactId>
  <version>1.4.2</version>
</dependency>