阿里云
>
flink
>
flinksql使用
flinksql使用
请问下
flinksql
使用
ddl创建kafka数据源，format.type格式支持哪#Flink
请问下
flinksql
使用
ddl创建kafka数据源，format.type格式支持哪些啊？允许自定义吗？Flink
FlinkSQL
使用
streamingSink 写入 hive orc数据，如何控制文件数量。
我当前基于
FlinkSQL
从kafka表中读取数据，转写到hive表tmp中，采用流式写入，提交策略metastore、success-file，触发假设
用
process-time，delay为1h。检查点每1min检查一次，连续2次检查点间隔10min，本质就是10min做一次检查点。当前情况 ...
flink 1.11.1
使用flinksql
，jdbc，后台数据库设置主键的情况下，upsert
请问
使用
mysql数据库时，
使用flinksql
，已经设置主键的情况下，相同主键的记录没有更新，而是越来越多，是目前不支持还是我
使用
的方法不对呢？版本：flink 1.11.1 关键的2个sql如下 create table open_and_close_terminal_minute_1...
想问下，
使用flinksql
能否实时降kafka数据写入hive，有尝试的没有#Flink
想问下，
使用flinksql
能否实时降kafka数据写入hive，有尝试的没有#Flink
FlinkSQL
窗口
使用
问题
Hi,SELECT TUMBLE_START(ts,INTERVAL '1' day)as window_start,TUMBLE_END(ts,INTERVAL '1' day)as window_end,c1,sum(c2)as sc2 FROM ...或者说给一下建议，好让我定位到自己对
flinksql使用
的误区在哪？谢谢！来自志愿者整理的flink
使用flinksql
提供的内置函数LAST_VALUE 发现存的state越来越大的原因是是什么？
补充下具体设置：
使用flink
1.10。开启了mini-batch和设置了idleStateRetentionTime，在最后sink的时候insert into table select a,LAST_VALUE(b)group by a;有关配置如下：val tConfig:TableConfig=tEnv.getConfig tConfig....
Flink使用SQL
注册UDF未来有规划吗
目前注册UDF要通过Table API。未来会通过
SQL
直接将UDF注册到上下文中吗？来自志愿者整理的
flink
邮件归档
flinksql
1.11
使用
eventime消费kafka多分区时,没有水位线信息,聚合计算也不出
大佬好,我在1.11版本测试
flink
sql
时发现一个问题,
用
streaming api 消费kafka,
使用
eventtime,再把stream转table,进行sql聚合,发现当kafka topic是多个分区时,flink webui watermarks 显示No Watermark,聚合计算也迟迟不触发计算,但当kafka ...
请问在
flinksql
中如何
使用
聚合函数 LISTAGG？
版本:
flinksql
1.11.0 需求:需要实现多行聚合成一行功能 代码如下:environmentSettings=EnvironmentSettings.new_instance().
in
_streaming_mode().build()t_env=StreamTableEnvironment.create(environment_settings=environmentSettings)t...
FlinkSQL
窗口内排序
使用
方法疑问
Hi,SELECT TUMBLE_START(ts,INTERVAL '1' day)as window_start,TUMBLE_END(ts,INTERVAL '1' day)as window_end,c1,sum(c2)as sc2 FROM ...或者说给一下建议，好让我定位到自己对
flinksql使用
的误区在哪？谢谢！来自志愿者整理的flink
1
2
3
>
flink更多"sql"相关
.
flinksql问题
.
flink版本sql
.
flinksql支持
.
flinksql处理
.
flinksql执行
.
flinksql操作
.
flinksql生成
.
不支持sqlflink
.
flinksql解析
.
为什么sqlflink
.
flinksql数据处理
.
flinksql自定义
flink使用sql相关内容
.
flink使用数据
.
flink使用问题
.
flink使用hive
.
flink使用kafka
.
flink使用报错
.
key使用flink
.
flink使用函数
.
flink如何在使用
.
flink创建使用
.
时间使用flink
.
使用flink处理
.
flink使用time
.
flink使用内存
.
使用提交flink
您可能感兴趣
.
flink作用
.
flink时间
.
flink连接
.
问题flink
.
flink提交
.
flink是什么
.
flink报错
.
flink状态
{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":7,"count":7}]},"card":[{"des":"阿里云实时计算(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"}],"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","des":"阿里云实时计算(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。","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":"精选活动","infoContent":{"firstContentName":"独享模式价格","firstContentLink":"https://stream.console.aliyun.com/zh/dark/#/profile/calculator","lastContentName":"Flink全托管限时优惠","lastContentLink":"https://realtime-compute.console.aliyun.com/?spm=5176.15088477.9305930450.1.3c2144e7v0gfld#/sell/serverless/asi/default"}},{"infoName":"产品入门","infoContent":{"firstContentName":"快速入门指导","firstContentLink":"https://help.aliyun.com/document_detail/70009.html?spm=a2c4g.11174283.2.5.300273d5438V4C"}},{"infoName":"最佳实践","infoContent":{"firstContentName":"构建实时用户画像系统","firstContentLink":"https://developer.aliyun.com/article/740454?spm=5176.15088477.J_3860973510.2.3c2144e7v0gfld","lastContentName":"在线教育实时直播互动","lastContentLink":"https://developer.aliyun.com/article/770784?spm=5176.15088477.J_3860973510.4.3c2144e7v0gfld"}},{"infoName":"最新动态","infoContent":{"firstContentName":"产品最新动态","firstContentLink":"https://www.aliyun.com/product/new?category=19&product=81"}}],"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(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"}],"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","des":"阿里云实时计算(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。","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":"精选活动","infoContent":{"firstContentName":"独享模式价格","firstContentLink":"https://stream.console.aliyun.com/zh/dark/#/profile/calculator","lastContentName":"Flink全托管限时优惠","lastContentLink":"https://realtime-compute.console.aliyun.com/?spm=5176.15088477.9305930450.1.3c2144e7v0gfld#/sell/serverless/asi/default"}},{"infoName":"产品入门","infoContent":{"firstContentName":"快速入门指导","firstContentLink":"https://help.aliyun.com/document_detail/70009.html?spm=a2c4g.11174283.2.5.300273d5438V4C"}},{"infoName":"最佳实践","infoContent":{"firstContentName":"构建实时用户画像系统","firstContentLink":"https://developer.aliyun.com/article/740454?spm=5176.15088477.J_3860973510.2.3c2144e7v0gfld","lastContentName":"在线教育实时直播互动","lastContentLink":"https://developer.aliyun.com/article/770784?spm=5176.15088477.J_3860973510.4.3c2144e7v0gfld"}},{"infoName":"最新动态","infoContent":{"firstContentName":"产品最新动态","firstContentLink":"https://www.aliyun.com/product/new?category=19&product=81"}}],"contentLink":"https://www.aliyun.com/product/bigdata/sc"}]}}
实时计算
阿里云实时计算(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。
立即开通
产品控制台
产品文档
精选活动
独享模式价格
Flink全托管限时优惠
产品入门
快速入门指导
最佳实践
构建实时用户画像系统
在线教育实时直播互动
最新动态
产品最新动态
{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":7,"count":7}]},"card":[{"des":"阿里云实时计算(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"}],"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","des":"阿里云实时计算(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。","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":"精选活动","infoContent":{"firstContentName":"独享模式价格","firstContentLink":"https://stream.console.aliyun.com/zh/dark/#/profile/calculator","lastContentName":"Flink全托管限时优惠","lastContentLink":"https://realtime-compute.console.aliyun.com/?spm=5176.15088477.9305930450.1.3c2144e7v0gfld#/sell/serverless/asi/default"}},{"infoName":"产品入门","infoContent":{"firstContentName":"快速入门指导","firstContentLink":"https://help.aliyun.com/document_detail/70009.html?spm=a2c4g.11174283.2.5.300273d5438V4C"}},{"infoName":"最佳实践","infoContent":{"firstContentName":"构建实时用户画像系统","firstContentLink":"https://developer.aliyun.com/article/740454?spm=5176.15088477.J_3860973510.2.3c2144e7v0gfld","lastContentName":"在线教育实时直播互动","lastContentLink":"https://developer.aliyun.com/article/770784?spm=5176.15088477.J_3860973510.4.3c2144e7v0gfld"}},{"infoName":"最新动态","infoContent":{"firstContentName":"产品最新动态","firstContentLink":"https://www.aliyun.com/product/new?category=19&product=81"}}],"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(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"}],"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","des":"阿里云实时计算(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。","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":"精选活动","infoContent":{"firstContentName":"独享模式价格","firstContentLink":"https://stream.console.aliyun.com/zh/dark/#/profile/calculator","lastContentName":"Flink全托管限时优惠","lastContentLink":"https://realtime-compute.console.aliyun.com/?spm=5176.15088477.9305930450.1.3c2144e7v0gfld#/sell/serverless/asi/default"}},{"infoName":"产品入门","infoContent":{"firstContentName":"快速入门指导","firstContentLink":"https://help.aliyun.com/document_detail/70009.html?spm=a2c4g.11174283.2.5.300273d5438V4C"}},{"infoName":"最佳实践","infoContent":{"firstContentName":"构建实时用户画像系统","firstContentLink":"https://developer.aliyun.com/article/740454?spm=5176.15088477.J_3860973510.2.3c2144e7v0gfld","lastContentName":"在线教育实时直播互动","lastContentLink":"https://developer.aliyun.com/article/770784?spm=5176.15088477.J_3860973510.4.3c2144e7v0gfld"}},{"infoName":"最新动态","infoContent":{"firstContentName":"产品最新动态","firstContentLink":"https://www.aliyun.com/product/new?category=19&product=81"}}],"contentLink":"https://www.aliyun.com/product/bigdata/sc"}]}}
实时计算
阿里云实时计算(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。
立即开通
产品控制台
产品文档
精选活动
独享模式价格
Flink全托管限时优惠
产品入门
快速入门指导
最佳实践
构建实时用户画像系统
在线教育实时直播互动
最新动态
产品最新动态
