The business logic, which, in most cases, involves access of data stores like relational databases.
即业务逻辑，(在许多情况下)包括对数据存储(比如关系数据库)的访问。
An OLAP query often needs read-only access of data records for summarization and aggregation.
通常，OLAP查询只需要对数据记录进行只读访问，以进行汇总和聚集。
Although remote access of data and application logic is not a new concept, doing it in a loosely coupled fashion is.
虽然远程访问数据和应用程序逻辑不是一个新概念，但以松耦合的方式执行该操作却是一个全新的方式。
Although remote access of data and application logic is not a new concept, doing it in a loosely coupled fashion is.
虽然远程访问数据和应用程序逻辑不是一个新概念，但以松耦合的方式执行该操作却是一个全新的方式。
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