polardb SQL流程的相关内容

阿里云文档 2025-10-20

PolarDB MySQL版边缘云集群的SQL洞察功能默认开启，支持多维度搜索与全量SQL明细采集，助力性能诊断与风险分析。

SQL洞察功能能够对SQL进行健康状况的诊断、性能问题的排查以及业务流量的分析，从而提升故障诊断、数据库优化与风险发现的效率。

阿里云文档 2025-10-20

PolarDB MySQL边缘云集群支持慢SQL查询。

PolarDB MySQL版边缘云集群支持慢SQL查询，默认将执行时间超过1秒的SQL语句定义为慢SQL，默认保存14天。用户可以使用慢SQL功能分析DB性能问题。

阿里云文档 2025-10-20

PolarDB MySQL支持通过控制台或SQL命令管理边缘集群账号密码，包括修改密码、设置过期时间和配置密码验证功能。

您可以在控制台或使用SQL命令来管理PolarDB MySQL版边缘集群的账号密码。

阿里云文档 2025-10-20

PolarDB MySQL版边缘集群支持通过控制台或SQL命令管理高权限、普通及全局只读账号的数据库权限，包括授予、修改和重置多种权限类型。

您可以在控制台或使用SQL命令来管理PolarDB MySQL版边缘集群的账号权限。

文章 2025-09-17 来自：开发者社区

MCP与PolarDB集成技术分析：降低SQL门槛与简化数据可视化流程的机制解析

引言：数据驱动时代的分析范式变革在企业数字化转型纵深推进的今天，数据分析已从传统的“数据查询”升级为支撑业务决策的“数据洞察”核心能力。然而，传统分析模式正面临三重结构性瓶颈：SQL 技术门槛将多数业务人员挡在数据应用门外，跨工具操作割裂（如从数据库查询到 Excel 清洗再到 BI 可视化）导致...

文章 2022-02-17 来自：开发者社区

PolarDB-X 1.0-SQL 手册-函数-流程控制函数

DRDS 支持如下流程控制函数：函数名描述CASECase operatorIF()If/else constructIFNULL()Null if/else constructNULLIF()Return NULL if expr1 = expr2

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更新时间 2025-09-22 09:29:29

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