达梦数据库对象的相关内容

文章 2025-03-23 来自：开发者社区

【赵渝强老师】达梦数据库的数据库对象

达梦数据库中包含各种数据库对象，主要分为两大类型：基本数据库对象和复杂数据库对象。下面分别进行介绍。视频讲解如下：一、基本数据库对象常见的基本数据库对象有：表、索...

阿里云文档 2025-02-10

修改备份的数据库对象

数据灾备（DBS）支持用户按需修改备份的数据库对象。

阿里云文档 2024-11-25

使用ST_MapMatching函数输出匹配道路集合对象

在指定的工作空间中根据路网数据对输入几何对象进行匹配，输出匹配的道路几何对象。

阿里云文档 2024-10-23

使用ST_MapMatching函数输出匹配道路集合对象

在指定的工作空间中根据路网数据对输入几何对象进行匹配，输出匹配的道路几何对象。

阿里云文档 2024-08-14

使用ST_AsProtobuf函数将轨迹对象转换为Pbf格式

将一个轨迹对象转换为Protobuf（Pbf）格式类型，用于数据交换。

问答 2022-02-15 来自：开发者社区

使用达梦管理工具访问DM数据库，在使用图形化工具查看数据库对象时，报错“非法的基类名****”，“无

使用达梦管理工具访问DM数据库，在使用图形化工具查看数据库对象时，报错“非法的基类名****”，“无效的列名****”等。

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更新时间 2025-03-24 15:11:34

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