随着数据库扩大，光靠本身无法跟某一特定个人联系起来的信息，通过少许电脑上的搜寻努力就能将其解密。
But as databases grow, information that on its own cannot be traced to a particular individual can often be unlocked with just a bit of computer effort.
以信息积累（认知性）为基础的CAD技术对计算机资源的需求与之俱增，并且随着数据库的扩大，诊断速度和效率也将随之下降。
The knowledge-based CAD system has a huge demand for computing power and, as the database grows, it will get slower and less efficient.
随着数据库技术应用领域的不断扩大，数据库系统能否正常、高效地运行倍受关注。
With the application fields of database technology extending, it is very concerned whether the database system can be run normally and effectively or not.
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