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Re: UTF8 national character data type support WIP patch and list of open issues. - Mailing list pgsql-hackers

From Peter Eisentraut
Subject Re: UTF8 national character data type support WIP patch and list of open issues.
Date
Msg-id 52796E11.8010501@gmx.net
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In response to Re: UTF8 national character data type support WIP patch and list of open issues.  ("Arulappan, Arul Shaji" <arul@fast.au.fujitsu.com>)
Responses Re: UTF8 national character data type support WIP patch and list of open issues.  (Robert Haas <robertmhaas@gmail.com>)
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On 11/5/13, 1:04 AM, Arulappan, Arul Shaji wrote:
> Implements NCHAR/NVARCHAR as distinct data types, not as synonyms

If, per SQL standard, NCHAR(x) is equivalent to CHAR(x) CHARACTER SET
"cs", then for some "cs", NCHAR(x) must be the same as CHAR(x).
Therefore, an implementation as separate data types is wrong.

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