如前所述,Portal Search包括用来启动爬网程序和索引维护处理的调度程序,其中索引维护处理可以删除过时的文档和断开的链接。
As described above, Portal Search includes a scheduler to start the crawlers and the index maintenance process that removes outdated documents and broken links.
或者,您可能将一系列网页从一个目录或网站移动到另一个目录或网站,结果导致已将旧url用作书签的访问者断开链接。
Or maybe you have a bunch of web pages that were moved from one directory or website to another, resulting in broken links for visitors who have bookmarked the old URLs.
您还知道,符号链接可以断开,但随后的写操作可能会创建一个新文件。
You have also seen that symbolic links can be broken but that subsequent write operations may create a new file.
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