大家好， flink sql消费kafka join普通表是会性能爬坡吗？背景是flink 1.12.0 使用flink sql在yarn per-job发布，消费kafka topic=trades，然后join 数据库里的维表 shop_meta 现在发现每次重启flink sql job，或上游突然增加大量写入时，flink sql的消费速度总是慢慢增加上来，这样就会造成上游积压，等...

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更新时间 2024-02-26 09:19:05

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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