将一个表分解为一些行和列也许还不够—一个关系表的记录结构也许不能捕获一些有用的组合。

It probably isn't enough to break a table down into rows and columns-the record structure of a relational table might not capture some useful groupings.

youdao

这使得持久化已发布的记录非常容易，并且不需要用传统的关系数据结构创建hl7模型。

This made it extremely easy to persist the published records without the need to create the HL7 model in a traditional relational structure.

youdao

根据列表或组的结构、位置或从属关系，LBAC可用于增强对用户可见记录的Siebel访问控制。

LBAC can be used to enforce Siebel access control, based on records visibility for a user that is based on organization, position, and a membership to a list or group.

youdao