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阿里云文档 2025-04-22

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PolarDB PostgreSQL版提供慢SQL分析功能，能够查看慢日志趋势和统计信息，并且提供SQL建议和诊断分析。

阿里云文档 2025-04-22

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PolarDB PostgreSQL版（兼容Oracle）提供慢SQL分析功能，能够查看慢日志趋势和统计信息，并且提供SQL建议和诊断分析。

阿里云文档 2025-02-17

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云原生数据仓库 AnalyticDB PostgreSQL 版兼容PostgreSQL模式匹配。本文简单列举云原生数据仓库 AnalyticDB PostgreSQL 版兼容的模式匹配及用法示例。

阿里云文档 2024-06-27

DAS企业版恢复部分单元Polar PG实例的付费计量

由于部分单元PolarDB PostgreSQL版实例此前开通数据库自治服务企业版（DAS企业版），计费组件出现未部署情况，导致长期没有计费产生，DAS企业版将于2024年07月05日 08:00恢复此部分开通DAS企业版的付费计量。

文章 2023-12-23 来自：开发者社区

MySQL【实践 02】MySQL迁移到PostgreSQL数据库的语法调整说明及脚本分享（通过bat命令修改mapper文件内的SQL语法）

1.迁移说明数据架构方案由现在的GP+MySQL调整为GP/PG。新的方案中，当使用单服务器部署数据库时，数据库直接部署为PG，可以使用Docker进行快速部署避免GP部署麻烦的问题，且适用于大多数的客户使用场景；当PG无法承载客户的数据时，部署方案调整为GP，相对的部署方案会复杂一些，同时依然要部署PG数据库用来作为其他微服务的业务数据库，避免GP的高并发不适应的问题，提高系统的稳定性。尽量不....

文章 2018-05-06 来自：开发者社区

PostgreSQL 11 preview - MERGE 语法支持与CTE内支持，兼容SQL:2016 , 兼容 Oracle

标签 PostgreSQL , MERGE , CTE , trigger , rule 背景 PostgreSQL 11 支持了merge 语法，兼容SQL 2016标准。并且支持用于CTE语法中。 merge 语法常用于合并数据（将某个源表、values表达式、QUERY、临时表等合并到某个目标表中）。例如，将源表的变更日志，合并到物化视图中。 PostgreSQL 除了使用ins...

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