Clarifications on the first(), next(), and previous() functions, based
on comments from Detlef Lannert <lannert@lannert.rz.uni-duesseldorf.de>.
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@ -95,18 +95,19 @@ Set the cursor to the item indicated by the key and return it.
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\begin{methoddesc}{first}{}
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Set the cursor to the first item in the DB file and return it. The order of
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keys in the file is unspecified.
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keys in the file is unspecified, except in the case of B-Tree databases.
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\end{methoddesc}
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\begin{methoddesc}{next}{}
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Set the cursor to the next item in the DB file and return it. The order of
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keys in the file is unspecified.
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keys in the file is unspecified, except in the case of B-Tree databases.
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\end{methoddesc}
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\begin{methoddesc}{previous}{}
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Set the cursor to the first item in the DB file and return it. The
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order of keys in the file is unspecified. This is not supported on
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hashtable databases (those opened with \function{hashopen()}).
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order of keys in the file is unspecified, except in the case of B-Tree
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databases. This is not supported on hashtable databases (those opened
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with \function{hashopen()}).
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\end{methoddesc}
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\begin{methoddesc}{last}{}
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