云原生数据仓库 AnalyticDB PostgreSQL版查询报错的相关内容

问答 2024-06-12 来自：开发者社区

云数据仓库ADB AnalyticDB查询报错，怎么解决？

云数据仓库ADB AnalyticDB查询报错Query execution error: Shard [shardId:xxxx shardName:ANA...

阿里云文档 2024-06-07

使用pg_trgm插件进行文本相似度查询或模糊查询

pg_trgm插件提供了文本相似度查询函数和操作符，快速搜索相似字符串的索引操作符，可以基于数据库开发文本搜索工具，或结合索引加速文本模糊查询。

阿里云文档 2024-05-17

跨实例查询数据

云原生数据仓库 AnalyticDB PostgreSQL 版通过外部数据包装器FDW（foreign-data wrapper）帮助您轻松快速实现对同一账号中的不同实例进行联合查询，在保证数据实时性的同时，有效减少数据冗余。

问答 2024-05-02 来自：开发者社区

云数据仓库ADB AnalyticDB MySQL查询报错，怎么解决？

云数据仓库ADB AnalyticDB MySQL查询报错java.lang.IllegalStateException: Out of Cache Size

阿里云文档 2024-01-23

如何查询认证信息_云原生数据仓库 AnalyticDB PostgreSQL版(AnalyticDB for PostgreSQL)

在【已获授权API】中获取：进入【研发控制台】- 【统一服务】-【已获授权API】中查看已经获得调用授权的API列表，单击【授权详情】查看API地址信息、支持授权方式以及进行调用所需的AppKey、AppSecret等认证信息。在【应用管理】中获取：在已经知晓获得API提供方授权，或者API提供方自...

阿里云文档 2023-12-15

通过同构数据源访问实现跨实例查询_云原生数据仓库 AnalyticDB PostgreSQL版(AnalyticDB for PostgreSQL)

若您需要访问同阿里云账号下其他AnalyticDB PostgreSQL版实例数据，可以使用同构数据源访问功能，将不同实例以外部数据源的形式轻松快速地实现联合查询，在保证数据实时性的同时，有效减少数据冗余。

阿里云文档 2023-12-11

通过Beam排序键进行范围查询或等值筛选_云原生数据仓库 AnalyticDB PostgreSQL版(AnalyticDB for PostgreSQL)

若您经常针对Beam表的某几列进行范围查询或等值筛选时，您可以使用Beam排序键（组合排序键或多维排序键），获得更优的查询性能。

问答 2023-06-28 来自：开发者社区

adb创建全文索引后，不能用like语句查询吗？报错：5002

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更新时间 2024-06-13 10:39:02

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云原生数据仓库AnalyticDB PostgreSQL版

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AnalyticDB 与通义千问搭建 AI 智能客服

本方案基于 AnalyticDB for PostgreSQL 的高效向量引擎与阿里云自主研发的通义千问 LLM 模型，构建一个高性能的检索增强生成（Retrieval-Augmented Generation, RAG）应用，实现企业的AI智能客服，更高效地解决客户问题。

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