[xquery-talk] Re: The State of Native XML databases
elharo at metalab.unc.edu
Tue Aug 21 08:32:05 PDT 2007
Andrew Welch wrote:
> Isn't the difference that one _looks like_ a date, but the other _is_
> an xs:date.
No. One looks like an xs:date. The other is indicated to be an xs:date
by some schema. However that does not make it an xs:date. It merely
means one process using that schema chooses to see it that way. Other
processes may use different schemas (or no schema at all) and see it a
> If you have an operation that compares dates, isn't it wasteful to
> convert the untyped <date> to an xs:date every time?
And if you have a second process that compares them as strings? or as
dates in a different calendar? What then?
Elliotte Rusty Harold elharo at metalab.unc.edu
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