表格存储表主键名称的相关内容

阿里云文档 2025-02-19

表格存储表设计的最佳实践

本章节主要为您介绍表格存储表设计的最佳实践。

问答 2024-05-29 来自：开发者社区

使用Hive或者HadoopMR访问表格存储中的表

本文主要为您介绍如何使用Hive或者HadoopMR访问表格存储中的表。

阿里云文档 2023-12-28

表格存储的表引擎、二级索引、多元索引

使用宽表模型的表引擎查询数据时存在依赖主键以及根据属性查询效率低的问题，表格存储提供了二级索引和多元索引用于解决宽表模型的数据查询问题。您也可以为数据表创建映射关系后，像使用传统数据库一样使用SQL查询表中数据。

阿里云文档 2023-09-03

调用Aliyun::Serverless::TableStore::Table使用主键列表创建TableStore表_资源编排(ROS)

Aliyun::Serverless::TableStore::Table类型用于使用主键列表创建 TableStore（OTS）表。

问答 2023-05-03 来自：开发者社区

你好，我这边使用云数据流转将数据流转到表格存储中，现在遇到一个问题是表的主键是设备名称，表中保存着

你好，我这边使用云数据流转将数据流转到表格存储中，现在遇到一个问题是表的主键是设备名称，表中保存着设备信息和设备状态，在更新设备状态时，设备信息会被覆盖掉，变为空，想看有办法在更新数据时只更新指定列吗？我这边是将物联平台的数据流转到咱们的表格存储中，现在就是在更新设备状态数据时，没有办法获取设备的信息，所以在更新设备状态的时候，之前保存的设备信息就丢失了，就是想看一下咱们数据表这边有办法只更新....

共有7条

< 1 >

跳转至： GO

更新时间 2024-06-28 06:14:11

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。

表格存储表相关内容

表格存储您可能感兴趣

产品推荐

{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/tfs/TB1A4qR0uL2gK0jSZPhXXahvXXa-200-200.png","contentLink":"https://www.aliyun.com/product/ots","title":"表格存储 Tablestore","des":"表格存储（Tablestore）是自研面向海量结构化数据存储产品，同时面向物联网场景提供一站式物联网存储IoTstore产品能力。为时序监控轨迹、历史订单、物联网、设备元数据等海量数据提供存储、访问、检索、计算等能力。","link1":"https://otsnext.console.aliyun.com/","btn1":"产品控制台","link2":"https://common-buy.aliyun.com/?commodityCode=ots_standard_public_cn&regionId=cn-hangzhou","btn2":"预留模式购买","btn3":"产品文档","link3":"https://help.aliyun.com/document_detail/27280.html?spm=5176.54465.905680.btn4.51b16184BEEmMg","infoGroup":[{"infoName":"最新活动","infoContent":{"firstContentLink":"https://www.aliyun.com/storage/IoTstore-Solution","firstContentName":"一站式物联网存储","lastContentLink":"https://www.aliyun.com/storage/case","lastContentName":"存储标杆案例样板间"}},{"infoName":"快速入门","infoContent":{"firstContentName":"帮助文档","firstContentLink":"https://help.aliyun.com/document_detail/27280.html","lastContentLink":"https://help.aliyun.com/document_detail/27293.html","lastContentName":"快速入门"}},{"infoName":"最佳实践","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/142532.html?spm=a2c4g.11186623.6.1097.1a002aacrQJknu","firstContentName":"表设计最佳实践","lastContentName":"海量规模订单系统解读","lastContentLink":"https://developer.aliyun.com/article/772557"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/tfs/TB1Xf81a3gP7K4jSZFqXXamhVXa-5169-974.jpg","bannerTitle":"mPaaS 小程序","bannerContent":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。<br>不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","contentTitle":"提供即开即用的端上体验","homePageLink":"https://common-buy.aliyun.com/?spm=5176.14673561.J_8751524360.2.56702709BussF3&commodityCode=mpaas_beta#/open","homePageName":"免费试用","linkGroup":[{"linkContent":"发布包大小极致优化，节省流量和存储。"},{"linkContent":"服务迭代不再受发版限制，快速发布，快速迭代。"},{"linkContent":"业务开发效率更加优秀，一次开发，多端运行。"}]}],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/tfs/TB1A4qR0uL2gK0jSZPhXXahvXXa-200-200.png","contentLink":"https://www.aliyun.com/product/ots","title":"表格存储 Tablestore","des":"表格存储（Tablestore）是自研面向海量结构化数据存储产品，同时面向物联网场景提供一站式物联网存储IoTstore产品能力。为时序监控轨迹、历史订单、物联网、设备元数据等海量数据提供存储、访问、检索、计算等能力。","link1":"https://otsnext.console.aliyun.com/","btn1":"产品控制台","link2":"https://common-buy.aliyun.com/?commodityCode=ots_standard_public_cn&regionId=cn-hangzhou","btn2":"预留模式购买","btn3":"产品文档","link3":"https://help.aliyun.com/document_detail/27280.html?spm=5176.54465.905680.btn4.51b16184BEEmMg","infoGroup":[{"infoName":"最新活动","infoContent":{"firstContentLink":"https://www.aliyun.com/storage/IoTstore-Solution","firstContentName":"一站式物联网存储","lastContentLink":"https://www.aliyun.com/storage/case","lastContentName":"存储标杆案例样板间"}},{"infoName":"快速入门","infoContent":{"firstContentName":"帮助文档","firstContentLink":"https://help.aliyun.com/document_detail/27280.html","lastContentLink":"https://help.aliyun.com/document_detail/27293.html","lastContentName":"快速入门"}},{"infoName":"最佳实践","infoContent":{"firstContentLink":"https://help.aliyun.com/document_detail/142532.html?spm=a2c4g.11186623.6.1097.1a002aacrQJknu","firstContentName":"表设计最佳实践","lastContentName":"海量规模订单系统解读","lastContentLink":"https://developer.aliyun.com/article/772557"}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/tfs/TB1Xf81a3gP7K4jSZFqXXamhVXa-5169-974.jpg","bannerTitle":"mPaaS 小程序","bannerContent":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。<br>不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","contentTitle":"提供即开即用的端上体验","homePageLink":"https://common-buy.aliyun.com/?spm=5176.14673561.J_8751524360.2.56702709BussF3&commodityCode=mpaas_beta#/open","homePageName":"免费试用","linkGroup":[{"linkContent":"发布包大小极致优化，节省流量和存储。"},{"linkContent":"服务迭代不再受发版限制，快速发布，快速迭代。"},{"linkContent":"业务开发效率更加优秀，一次开发，多端运行。"}]}],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}}