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Re: [v9.2] make_greater_string() does not return a string in some cases - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [v9.2] make_greater_string() does not return a string in some cases
Date
Msg-id 25893.1318910085@sss.pgh.pa.us
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In response to Re: [v9.2] make_greater_string() does not return a string in some cases  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: [v9.2] make_greater_string() does not return a string in some cases
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Robert Haas <robertmhaas@gmail.com> writes:
> - Why does the second byte need special handling for 0xED and 0xF4?

http://www.faqs.org/rfcs/rfc3629.html

See section 4 in particular.  The underlying requirement is to disallow
multiple representations of the same Unicode code point.
        regards, tom lane

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