尽管这是朝正确方向前进的一步，但是要告诉从事应用程序开发的用户和程序员究竟发生了什么问题，这些消息仍然是没有太大用处的。
While this is a step in the right direction, it's still a pretty useless message in terms of telling the user or a programmer working on the application what actually went wrong.
因此，可以容易地将个性化规则应用于多个应用程序，并由最合适的人管理它们，这些人是最了解商业的非程序员商业用户。
Therefore, personalization rules can be easily applied to multiple applications and be managed by the most appropriate people: non-programmer business users who best understand the business.
通过提供一种公共语言，SQL简化了DBA、系统程序员、应用程序员、系统分析员和最终用户之间的通信。
By providing a common language, SQL eases communication among DBAs, systems programmers, application programmers, systems analysts, and end users.
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