RE: Better static type checking for XQuery

I think what you are talking about is normally considered dynamic type semantics where parts that always lead to type errors are checked statically (basically you check for type intersection and not subtypes).

Best regards
Michael

-----Original Message-----
From: public-qt-comments-request@w3.org [mailto:public-qt-comments-request@w3.org] On Behalf Of Bill Patton
Sent: Wednesday, October 17, 2007 10:15 AM
To: public-qt-comments@w3.org
Subject: Better static type checking for XQuery


Dear Sirs,

In addition to using more accurate type checking rules, it may be
possible to make XQuery static type checking more user-friendly by
relaxing some of the rules.

Does anyone know of any useful relaxations for static type checking rules
which would produce fewer type errors without unduly sacrificing type safety?

In order to remain sound, any such relaxations would essentially have to move
selected type checking from the static environment to the dynamic environment.

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Received on Wednesday, 17 October 2007 17:23:35 UTC