本文探讨利用系统SQL提供的强大查询功能，实现系统属性数据库与图形数据库的连接方法。

This paper utilizes the strong function of SQL, realizing the connection of attribute database and spatial database.

youdao

但是，此配置无法提供 LDAP 插件使用 LDAP 目录所提供的强大查询功能，而这是在生产环境中推荐的功能。

However, this configuration does not offer the powerful query functionality provided by the LDAP plug-in with an LDAP directory, which is recommended for production environments.

youdao

另一种更加强大的功能是动态查询表达式。

A more powerful function is the dynamic query expression.

youdao