VRML file can link a web page file by using anchor node and use the web page file to access database , also VRML file can access database by using script node in which we must program . By these ways, database access is fairly easy and straight froward.

• 在VRML文件中可以通过锚 (Anchor)节点将对数据库的访问要求转到网页文件中去处理 ；也可以通过Script节点直接编写连接数据库的程序 ；以实现对数据库信息的调用 .