实时计算flink SQL 的相关内容

阿里云文档 2025-05-09

VVP Flink SQL对接DLF Paimon Catalog

本文为您介绍如何在阿里云实时计算Flink版（以下简称VVP）上通过自定义Paimon Catalog JAR包实现Flink SQL与DLF Paimon Catalog的对接。

阿里云文档 2025-04-22

阿里云Flink SQL如何基于SPL实现弱结构化分析

本文介绍Flink SQL基于SPL实现弱结构化分析的操作步骤。

阿里云文档 2025-04-22

阿里云Flink SQL如何基于SPL实现行过滤与列裁剪

本文介绍Flink SQL用SPL完成行过滤与列裁剪的操作步骤。

阿里云文档 2025-02-25

Flink SQL Join快速入门

Flink SQL支持在动态表上进行复杂的连接操作，提供多种查询语义和join类型。使用时需避免引发笛卡尔积，因为Flink SQL不支持这种操作，会导致查询失败。默认情况下，join顺序未优化。为提高性能，可在FROM子句中调整表顺序，将更新频率最低的表放在前面，最高的放在后面。

阿里云文档 2025-01-21

Flink Hive SQL作业快速入门

实时计算Flink版支持使用Hive方言创建批处理作业，通过兼容Hive SQL语法增强与Hive互操作性，便于从现有Hive作业平滑迁移至实时计算管理控制台。

文章 2024-07-16 来自：开发者社区

实时计算 Flink版产品使用问题之如何使用Flink SQL连接带有Kerberos认证的Hive

问题一：coordinate字段是point类型 flink不支持怎么办？ coordinate字段是point类型 flink不支持怎么办？我在flinksql改成string的话写入时报错 ...

文章 2024-06-17 来自：开发者社区

实时计算 Flink版操作报错合集之在本地执行代码没有问题，但是在线执行sql命令就会报错，该怎么办

问题一：Flink CDC 里这是什么问题？ Flink CDC 里这是什么问题？参考回答：检查表名和模式：确认 LOG_MINING_FLUSH 表确实存在于数据库中，并且表名没有拼写错误。如果您的数据库使用模式（schema），也要确保模式名正确。检查用户权限：确保执行 Flink CDC 作业的用户具有足够的权限来访问和更新 LOG_MINI...

文章 2024-06-17 来自：开发者社区

实时计算 Flink版操作报错合集之在执行SQL语句时遇到了类找不到，该怎么解决

问题一：Flink创建的时候都没有问题，执行的时候报这个，有咩有知道的朋友来个助攻呗? Flink创建的时候都没有问题，执行的时候报这个，有咩有知道的朋友来个助攻呗? 参考回答：缺依赖,加包，关于本问题的更多回答可点击原文查看：https://developer.aliyun.com/ask/605955 问题...

问答 2024-06-13 来自：开发者社区

实时计算Flink SQL如何实现insert overwrite到Hologres结果表

问答 2024-06-09 来自：开发者社区

实时计算Flink SQL和传统SQL有什么区别

共有63条

< 1 2 3 4 ... 7 >

跳转至： GO

更新时间 2024-07-17 10:22:21

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。

SQL更多flink相关

SQL您可能感兴趣

产品推荐

{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":4,"count":4}]},"card":[{"des":"云数据库SQL Server，具有企业许可授权，权限更为开放，引擎功能更为强大。能完美支持Windows平台的.NET架构，支持复杂SQL查询，性能优秀，并有强大的可视化管理工具，帮助您轻松管理数据。","link1":"https://rdsnew.console.aliyun.com/console/buy#/create/rds?initData=%7B%22data%22:%7B%22rds_region%22:%22cn-hangzhou%22,%22rds_dbtype%22:%22mssql%22,%22rds_dbversion%22:%222016_web%22,%22rds_web_type%22:%221%22,%22rds_class%22:%22mssql.x2.medium.w1%22,%22rds_storage%22:%2220%22,%22duration%22:12%7D%7D","link":"https://www.aliyun.com/product/rds/sqlserver","icon":"https://img.alicdn.com/tfs/TB1kuYmv3mTBuNjy1XbXXaMrVXa-200-200.png","btn2":"2016 标准版","tip":"完美兼容windows操作系统，已通过ISO 20000、SOC、PCI-DSS、等保三级等十项安全合规认证。         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":"2016 Web版","link2":"https://rdsnew.console.aliyun.com/console/buy#/create/rds?initData=%7B%22data%22:%7B%22rds_region%22:%22cn-shanghai%22,%22rds_dbtype%22:%22mssql%22,%22rds_dbversion%22:%222016_std_ha%22,%22rds_web_type%22:%221%22,%22rds_class%22:%22mssql.x4.medium.s2%22,%22rds_storage%22:%2220%22,%22duration%22:12%7D%7D","title":"云数据库RDS SQL Server版"}],"search":[{"txt":"SQL Server Web版","link":"https://promotion.aliyun.com/ntms/act/sqlserverweb.html"},{"txt":"SQL Server 标准版/企业版","link":"https://promotion.aliyun.com/ntms/act/sqlservergaokeyong.html"},{"txt":"快速入门SQL Server","link":"https://help.aliyun.com/document_detail/26141.html"},{"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":[{"link":"https://www.aliyun.com/product/rds/sqlserver","title":"云数据库 RDS SQL Server 版","des":"云数据库SQL Server，具有企业许可授权，权限更为开放，引擎功能更为强大。能完美支持Windows平台的.NET架构，支持复杂SQL查询，性能优秀，并有强大的可视化管理工具，帮助您轻松管理数据。","btn1":"产品详情","link1":"https://www.aliyun.com/product/rds/sqlserver","btn2":"管理控制台","link2":"https://rdsnext.console.aliyun.com/#/rdsList/cn-hangzhou/basic/","link3":"https://www.aliyun.com/core/online-consult?from=OVtXEBmlH8","btn3":"在线咨询","infoGroup":[{"infoName":"最新活动","infoContent":{"firstContentName":"新用户年付低至3折起","firstContentLink":"https://www.aliyun.com/activity/database/bestoffers","lastContentName":"2核4GB 299元/年","lastContentLink":"https://rdsbuy.console.aliyun.com/newCreate/rds/mssql?initData={\"data\":{\"rds_dbtype\":\"\tmssql\",\"rds_dbversion\":\"2022_web\",\"rds_web_type\":\"1\",\"rds_class\":\"mssql.share2.medium.w1\",\"rds_storage\":\"100\",\"rds_nodetype\":\"Basic\",\"duration\":12,\"rds_storagetype\":\"cloud_auto\",\"rds_arch\":\"X86\"}}"}},{"infoName":"快速入门","infoContent":{"firstContentName":"帮助文档","firstContentLink":"https://help.aliyun.com/product/26090.html","lastContentName":"入门指南","lastContentLink":"https://help.aliyun.com/document_detail/53729.htm"}},{"infoName":"产品动态","infoContent":{"firstContentName":"存储能力全方位升级","firstContentLink":"https://www.aliyun.com/activity/database/rds-storage-upgrade","lastContentLink":"https://help.aliyun.com/zh/rds/bi-monthly-product-report-for-apsaradb-rds-march-april-2025-2","lastContentName":"RDS 产品双月报"}},{"infoName":"客户案例","infoContent":{"firstContentName":"RDS 助力巴黎奥运会系统稳定运行","firstContentLink":"https://help.aliyun.com/zh/rds/apsaradb-rds-for-sql-server/apsaradb-rds-helps-ensure-the-stability-of-the-system-of-the-paris-olympic-games","lastContentName":"","lastContentLink":""}}],"icon":"","ifIcon":"img","iconImg":"https://img.alicdn.com/tfs/TB1FIpvn3gP7K4jSZFqXXamhVXa-200-200.png","contentLink":"https://www.aliyun.com/product/rds/sqlserver"}]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":4,"count":4}]},"card":[{"des":"云数据库SQL Server，具有企业许可授权，权限更为开放，引擎功能更为强大。能完美支持Windows平台的.NET架构，支持复杂SQL查询，性能优秀，并有强大的可视化管理工具，帮助您轻松管理数据。","link1":"https://rdsnew.console.aliyun.com/console/buy#/create/rds?initData=%7B%22data%22:%7B%22rds_region%22:%22cn-hangzhou%22,%22rds_dbtype%22:%22mssql%22,%22rds_dbversion%22:%222016_web%22,%22rds_web_type%22:%221%22,%22rds_class%22:%22mssql.x2.medium.w1%22,%22rds_storage%22:%2220%22,%22duration%22:12%7D%7D","link":"https://www.aliyun.com/product/rds/sqlserver","icon":"https://img.alicdn.com/tfs/TB1kuYmv3mTBuNjy1XbXXaMrVXa-200-200.png","btn2":"2016 标准版","tip":"完美兼容windows操作系统，已通过ISO 20000、SOC、PCI-DSS、等保三级等十项安全合规认证。         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":"2016 Web版","link2":"https://rdsnew.console.aliyun.com/console/buy#/create/rds?initData=%7B%22data%22:%7B%22rds_region%22:%22cn-shanghai%22,%22rds_dbtype%22:%22mssql%22,%22rds_dbversion%22:%222016_std_ha%22,%22rds_web_type%22:%221%22,%22rds_class%22:%22mssql.x4.medium.s2%22,%22rds_storage%22:%2220%22,%22duration%22:12%7D%7D","title":"云数据库RDS SQL Server版"}],"search":[{"txt":"SQL Server Web版","link":"https://promotion.aliyun.com/ntms/act/sqlserverweb.html"},{"txt":"SQL Server 标准版/企业版","link":"https://promotion.aliyun.com/ntms/act/sqlservergaokeyong.html"},{"txt":"快速入门SQL Server","link":"https://help.aliyun.com/document_detail/26141.html"},{"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":[{"link":"https://www.aliyun.com/product/rds/sqlserver","title":"云数据库 RDS SQL Server 版","des":"云数据库SQL Server，具有企业许可授权，权限更为开放，引擎功能更为强大。能完美支持Windows平台的.NET架构，支持复杂SQL查询，性能优秀，并有强大的可视化管理工具，帮助您轻松管理数据。","btn1":"产品详情","link1":"https://www.aliyun.com/product/rds/sqlserver","btn2":"管理控制台","link2":"https://rdsnext.console.aliyun.com/#/rdsList/cn-hangzhou/basic/","link3":"https://www.aliyun.com/core/online-consult?from=OVtXEBmlH8","btn3":"在线咨询","infoGroup":[{"infoName":"最新活动","infoContent":{"firstContentName":"新用户年付低至3折起","firstContentLink":"https://www.aliyun.com/activity/database/bestoffers","lastContentName":"2核4GB 299元/年","lastContentLink":"https://rdsbuy.console.aliyun.com/newCreate/rds/mssql?initData={\"data\":{\"rds_dbtype\":\"\tmssql\",\"rds_dbversion\":\"2022_web\",\"rds_web_type\":\"1\",\"rds_class\":\"mssql.share2.medium.w1\",\"rds_storage\":\"100\",\"rds_nodetype\":\"Basic\",\"duration\":12,\"rds_storagetype\":\"cloud_auto\",\"rds_arch\":\"X86\"}}"}},{"infoName":"快速入门","infoContent":{"firstContentName":"帮助文档","firstContentLink":"https://help.aliyun.com/product/26090.html","lastContentName":"入门指南","lastContentLink":"https://help.aliyun.com/document_detail/53729.htm"}},{"infoName":"产品动态","infoContent":{"firstContentName":"存储能力全方位升级","firstContentLink":"https://www.aliyun.com/activity/database/rds-storage-upgrade","lastContentLink":"https://help.aliyun.com/zh/rds/bi-monthly-product-report-for-apsaradb-rds-march-april-2025-2","lastContentName":"RDS 产品双月报"}},{"infoName":"客户案例","infoContent":{"firstContentName":"RDS 助力巴黎奥运会系统稳定运行","firstContentLink":"https://help.aliyun.com/zh/rds/apsaradb-rds-for-sql-server/apsaradb-rds-helps-ensure-the-stability-of-the-system-of-the-paris-olympic-games","lastContentName":"","lastContentLink":""}}],"icon":"","ifIcon":"img","iconImg":"https://img.alicdn.com/tfs/TB1FIpvn3gP7K4jSZFqXXamhVXa-200-200.png","contentLink":"https://www.aliyun.com/product/rds/sqlserver"}]}}

云数据库 RDS SQL Server 版

云数据库SQL Server，具有企业许可授权，权限更为开放，引擎功能更为强大。能完美支持Windows平台的.NET架构，支持复杂SQL查询，性能优秀，并有强大的可视化管理工具，帮助您轻松管理数据。

产品详情

管理控制台

在线咨询