Oracle also allows cursors to be tightly bound to a looping statement, a construct called a cursor FOR loop.

Oracle还允许将游标与一个循环语句紧密地绑定在一起，形成所谓的游标FOR循环结构。

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In contrast, IDS SPL supports a similar cursor looping statement but does not allow cursors to be explicitly declared, opened, or closed.

相反，虽然IDS SPL也支持类似的游标循环语句，但是不允许显式地声明、打开或关闭游标。

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Now, as obvious a statement as that is in this algorithm, it turns out that is the key to this whole problem being solved correctly without my algorithm looping infinitely.

这是此算法中很明显的一句话，也是正确解决,整个问题的关键,否则此算法就会陷入死循环。

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