dataworks类型数据库的相关内容

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DescribeActiveOperationTaskRegion查询各地域的运维任务类型和数量-云数据库 MongoDB 版-阿里云

查询MongoDB实例的运维任务类型和任务数量。

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如何选择PolarDB MySQL引擎计算节点的规格类型

PolarDB MySQL版的集群版和多主集群（Limitless）的计算节点规格包含两种规格类型：通用规格和独享规格。本文为您介绍这两种规格类型的区别，帮助您决策如何选择。

阿里云文档 2025-10-21

PSL4和PSL5两种存储类型有什么区别,如何使用

PSL4和PSL5是PolarDB为不同业务场景所提供的存储类型，两者在价格、数据可靠性及性能方面均存在部分差异。本文为您介绍这两种存储类型的区别，帮助您决策如何选择。

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。

阿里云文档 2025-03-14

同步或迁移PostgreSQL数据库中vector类型的数据

在AI领域的大语言模型LLM（Large Language Model）应用中，检索增强生成RAG（Retrieval-augmented Generation）技术通过检索外部的辅助知识库，能够显著提升模型输出的准确性和时效性，解决了LLM知识更新慢、容易产生幻觉（回答不准确）的问题。与传统的关键词检索相比，向量检索具备语义层面的相似性检索能力，支持非结构化数据和多模态数据检索。PostgreS...

问答 2023-09-06 来自：开发者社区

DataWorks添加完成 Graph Database类型，找不到这个Graph数据库类型？

DataWorks添加完成 Graph Database类型的数据源后,创建离线同步任务,找不到这个Graph数据库类型？

问答 2023-06-03 来自：开发者社区

DataWorks常量不可以设置数字吗？我数仓上原来是int类型的字段，因为数据库删掉了我补上去的，

DataWorks常量不可以设置数字吗？我数仓上原来是int类型的字段，因为数据库删掉了我补上去的，数仓好像也没法删除字段，这种情况应该怎么解决？

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更新时间 2024-07-09 23:46:39

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