From: Bjorn B. <d00...@dt...> - 2005-02-04 14:07:52
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Santoemma Enrico wrote: > Btw, is it possible that the bug 'Repeated field names don't work' is > due to the fact that one cannot read the same field two times when > using ODBC? This is an old odbc error that I often (still) meet. In > haskell I strictly retrieve the record into memory before starting to > retrieve a field, and this fixes the error. The problem is that the extensible record type that we created for=20 HaskellDB does not disallow creating a record which contains two fields=20 with the same label. HList, presented at Haskell Workshp 2004 has a=20 solution to this problem, see http://homepages.cwi.nl/~ralf/HList/paper.p= df /Bj=F6rn |