On 2005-12-31, Martijn van Oosterhout <kleptog@svana.org> wrote:
> You do bring up the possibility of secondary sort functions. Functions
> which are not involved in testing for equality, but provide addition
> sorting so that even in a case-insensetive sort, the different
> variations in case appear together. "All variations are equal, but some
> are more equal than others" type setup.
Doesn't this result in incorrect output in multi-column sorts?
i.e. if 'Foo' = 'foo', but for sorting purposes you always sort them
with 'Foo' first, then a multicolumn sort of the following data:
('Foo',1)
('foo',2)
('Foo',3)
would produce the wrong output, no?
--
Andrew, Supernews
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