实时计算 Flink版重新部署的相关内容

问答 2024-07-17 来自：开发者社区

Flink把数据和表清空后无状态启动和重新部署的效果是一样的吧？

问答 2023-08-29 来自：开发者社区

在Flink如果一个任务中有两条CTAS语句，此时我们加了一条CTAS语句，重新部署后会同步吗？

在Flink如果一个任务中有两条CTAS语句，此时我们修改了SQL语句，加了一条CTAS语句，重新部署之后会同步新的表吗？

问答 2022-02-15 来自：开发者社区

flink用于风控场景下如何在线对接各种外部数据源而不用重新部署流处理？

flink用于风控场景下如何在线对接各种外部数据源而不用重新部署流处理？通过写sql udf方式能支持吗？

共有3条

< 1 >

跳转至： GO

更新时间 2024-07-18 16:56:05

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面下方点击"联系我们"与我们沟通。

实时计算 Flink版您可能感兴趣

产品推荐

{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":7,"count":7}]},"card":[{"des":"阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，基于开源的Apache Flink，优化后成熟稳定的企业版本，提供批流统一、完全托管、高性能的实时智能计算平台。","link1":"https://www.aliyun.com/product/bigdata/product/sc","link":"https://www.aliyun.com/product/bigdata/product/sc","icon":"https://img.alicdn.com/tfs/TB1yy8cD4D1gK0jSZFyXXciOVXa-200-200.png","btn2":"产品文档","tip":"阿里云实时计算推出独享模式，专属定制的计算大脑，2折试用，<a href=\" https://yq.aliyun.com/live/591\" target=\"_blank\">观看发布会</a>          最新产品和实时动态重磅发布 ，<a href=\"https://www.aliyun.com/product/new?source_type=out_sousuo_feature_0716\" target=\"_blank\">立即查看</a>","btn1":"立即开通","link2":"https://help.aliyun.com/product/45029.html","title":"实时计算Flink版"}],"search":[{"txt":"申请免费试用","link":"https://help.aliyun.com/document_detail/72329.html?spm"},{"txt":"管理控制台","link":"https://stream.console.aliyun.com/zh/dark/"},{"txt":"产品文档介绍","link":"https://help.aliyun.com/document_detail/62438.html?spm"},{"txt":"独享模式价格计算器","link":"https://stream.console.aliyun.com/zh/dark/#/profile/calculator"},{"txt":"独享模式2折试用","link":"https://promotion.aliyun.com/ntms/act/rc.html"},{"txt":"技术解读","link":"https://yq.aliyun.com/articles/669177"},{"txt":"产品动态","link":"https://www.aliyun.com/product/new?source_type=out_sousuo_feature_0716"}],"countinfo":{"search":{"length_pc":0,"length":0},"card":{"length_pc":0,"length":0}},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"icon","icon":"sc","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","title":"实时计算Flink版","des":"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。","btn1":"立即开通","link1":"https://www.aliyun.com/product/bigdata/product/sc","btn3":"产品文档","link3":"https://help.aliyun.com/product/45029.html","btn2":"产品控制台","link2":"https://realtime-compute.console.aliyun.com/#/dashboard","infoGroup":[{"infoName":"实时同步","infoContent":{"firstContentName":"MySQL 到 Hologres","firstContentLink":"https://help.aliyun.com/document_detail/374270.html","lastContentName":"Kafka 到 Hologres","lastContentLink":"https://help.aliyun.com/document_detail/417217.html"}},{"infoName":"功能对比","infoContent":{"firstContentName":"开源Flink对比","firstContentLink":"https://developer.aliyun.com/article/784034?spm=5176.15088477.J_3921126020.9.1a951708XMCptN"}},{"infoName":"成本优化","infoContent":{"firstContentName":"作业自动调优","firstContentLink":"https://help.aliyun.com/document_detail/212422.html","lastContentName":"","lastContentLink":""}},{"infoName":"学习资料","infoContent":{"firstContentName":"实时数仓入门课程","firstContentLink":"https://developer.aliyun.com/learning/course/807?spm=5176.15088477.J_3921126020.7.1a951708XMCptN"}}],"contentLink":"https://www.aliyun.com/product/bigdata/sc"}]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":7,"count":7}]},"card":[{"des":"阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，基于开源的Apache Flink，优化后成熟稳定的企业版本，提供批流统一、完全托管、高性能的实时智能计算平台。","link1":"https://www.aliyun.com/product/bigdata/product/sc","link":"https://www.aliyun.com/product/bigdata/product/sc","icon":"https://img.alicdn.com/tfs/TB1yy8cD4D1gK0jSZFyXXciOVXa-200-200.png","btn2":"产品文档","tip":"阿里云实时计算推出独享模式，专属定制的计算大脑，2折试用，<a href=\" https://yq.aliyun.com/live/591\" target=\"_blank\">观看发布会</a>          最新产品和实时动态重磅发布 ，<a href=\"https://www.aliyun.com/product/new?source_type=out_sousuo_feature_0716\" target=\"_blank\">立即查看</a>","btn1":"立即开通","link2":"https://help.aliyun.com/product/45029.html","title":"实时计算Flink版"}],"search":[{"txt":"申请免费试用","link":"https://help.aliyun.com/document_detail/72329.html?spm"},{"txt":"管理控制台","link":"https://stream.console.aliyun.com/zh/dark/"},{"txt":"产品文档介绍","link":"https://help.aliyun.com/document_detail/62438.html?spm"},{"txt":"独享模式价格计算器","link":"https://stream.console.aliyun.com/zh/dark/#/profile/calculator"},{"txt":"独享模式2折试用","link":"https://promotion.aliyun.com/ntms/act/rc.html"},{"txt":"技术解读","link":"https://yq.aliyun.com/articles/669177"},{"txt":"产品动态","link":"https://www.aliyun.com/product/new?source_type=out_sousuo_feature_0716"}],"countinfo":{"search":{"length_pc":0,"length":0},"card":{"length_pc":0,"length":0}},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"icon","icon":"sc","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","title":"实时计算Flink版","des":"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。","btn1":"立即开通","link1":"https://www.aliyun.com/product/bigdata/product/sc","btn3":"产品文档","link3":"https://help.aliyun.com/product/45029.html","btn2":"产品控制台","link2":"https://realtime-compute.console.aliyun.com/#/dashboard","infoGroup":[{"infoName":"实时同步","infoContent":{"firstContentName":"MySQL 到 Hologres","firstContentLink":"https://help.aliyun.com/document_detail/374270.html","lastContentName":"Kafka 到 Hologres","lastContentLink":"https://help.aliyun.com/document_detail/417217.html"}},{"infoName":"功能对比","infoContent":{"firstContentName":"开源Flink对比","firstContentLink":"https://developer.aliyun.com/article/784034?spm=5176.15088477.J_3921126020.9.1a951708XMCptN"}},{"infoName":"成本优化","infoContent":{"firstContentName":"作业自动调优","firstContentLink":"https://help.aliyun.com/document_detail/212422.html","lastContentName":"","lastContentLink":""}},{"infoName":"学习资料","infoContent":{"firstContentName":"实时数仓入门课程","firstContentLink":"https://developer.aliyun.com/learning/course/807?spm=5176.15088477.J_3921126020.7.1a951708XMCptN"}}],"contentLink":"https://www.aliyun.com/product/bigdata/sc"}]}}

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