参数实时计算 Flink版的相关内容

写到hive很多小文件，貌似这两个参数没起作用" 'auto-compaction' #Flink

写到hive很多小文件，貌似这两个参数没起作用" 'auto-compaction'= 'true' ," + " 'compaction.file-size' = '128MB'," +有大佬知道啥原因吗?#Flink

哪位大神了解，这里能对source中的非json数据做过滤处理的配置参数么？#Flink

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有个问题咨询下大家，我的flinksql中有一些参数是要从mysql中获取的，比如我flink的sq

有个问题咨询下大家，我的flinksql中有一些参数是要从mysql中获取的，比如我flink的sql是select * from aa where cc=?,这个问号的参数需要从mysql中获取，我用普通的jdbc进行连接可以获的，但是有一个问题，就是我mysql的数据改了之后必须重启flink程...

UDAF实际调用时传入int类型，定义时是long类型，运行时报参数不匹配，int不能转成long类型吗？发现Flink-SQL在编写的时候需要写很多的CAST

转自钉钉群21789141：UDAF实际调用时传入int类型，定义时是long类型，运行时报参数不匹配，int不能转成long类型吗？发现Flink-SQL在编写的时候需要写很多的CAST

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实时计算Flink版

阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，完全兼容开源的Apache Flink，比开源性能提升2～3倍，提供了完整的告警、监控、日志的解决方案、提升开发效率且无运维成本，并有社区专家提供技术支持。

立即开通

产品控制台

产品文档

实时同步

MySQL 到 Hologres

Kafka 到 Hologres

功能对比

开源Flink对比

成本优化

作业自动调优