At the time, IBM didn't believe in the potential of Codd's ideas, leaving the implementation to a group of programmers not under Codd's supervision, who violated several fundamentals of Codd's relational model; the result was Structured English QUEry Language or SEQUEL.
那个时候IBM并不相信Codd想法的潜力，只是把这个项目的实施交给了一个并不在Codd监管之下的程序小组，而这个小组违背了Codd的关系型模型中的一些基础理论；这个项目的实施结果就是Structured English QUEry语言（SEQUEL）。