WebApr 8, 2024 · flinksql table类型数据存入redis-sinkfunction. programmer_ada: 非常感谢作者分享的这篇博客,很有价值! 看到作者能够熟练地使用FlinkSQL将table类型数据存入Redis-sinkfunction,真的是令人佩服。 WebThese are the top rated real world Java examples of org.apache.flink.streaming.api.functions.sink.RichSinkFunction extracted from open source projects. You can rate examples to help us improve the quality of examples. Programming Language: Java Namespace/Package Name: …
flink/HBaseSinkFunction.java at master · apache/flink · GitHub
WebMar 13, 2024 · 以下是一个自定义 Flink Sink 到 Impala 数据库的代码示例: ... 以下是一个自定义 Flink Sink 到 Impala 数据库的代码示例: ``` public class ImpalaSink extends RichSinkFunction> { private Connection connection; private PreparedStatement preparedStatement; @Override public void open ... WebJul 18, 2024 · 1.1 Data Sink 数据输出 经过一系列Transformation转换操作后,最后一定要调用Sink操作,才会形成一个完整的DataFlow拓扑。只有调用了Sink操作,才会产生最终的计算结果,这些数据可以写入到的文件、输出到指定的网络端口、消息中间件、外部的文件系统或者是打印到控制台。 1.1.1 print 打印 打印是最简单 ... northeast indiana liquor stores
Flink DataStream Connectors 之 Elasticsearch 连接器
WebJan 23, 2024 · 我们在使用flink的时候,经常会有自定义函数的时候,我们可以继承相关的richXXXFunction类,这个类里面会有open,close方法进行相关初始化和关闭的操作, … Web1. Configure Applicable Kafka Transaction Timeouts With End-To-End Exactly-Once Delivery. If you configure your Flink Kafka producer with end-to-end exactly-once semantics, it is strongly recommended to configure the Kafka transaction timeout to a duration longer than the maximum checkpoint duration plus the maximum expected … WebApr 20, 2024 · 1 Answer. The constructor of a RichFunction is only invoked on client side. If something needs to be actually performed on the cluster, it should be done in open. … northeast indiana right to life