Ben Finney wrote: > [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote: > > [sort by] some other metadata that is not present in the data. > > [...] > > Of course, you may say, just put another column that represent > > this(some reporting programs I have seen do it this way) and that is > > an option but not the only option. > > It's a pretty good option, and very commonly used. It's known as the > "Schwartzian transform", or more descriptively, the "Decorate, Sort, > Undecorate" pattern. > Whether it is a good option is judged by the person implement it as he is the one seeing the whole thing, and not some snippet(or concept) on the usenet.
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