The UNION statement in particular is useful to a hacker because it allows him to splice the results of one query onto another.
UNION 语句对黑客尤其有用，因为黑客可以通过它将一个查询的结果接合到另一查询结果上。
A script usually contains a sequence of statements. If there is more than one statement, the results appear one at a time as the statements execute.
脚本一般都是包含了一系列的语句。如果语句超过一条，每个语句执行的时候都会显示结果。比如下面这个。
Please forward one original statement from the institution(s) giving complete details of your academic results for courses which you have completed.
请递交您已经完成的课程的完整学业成绩单原件，并填写下表。
应用推荐