From: | "MauMau" <maumau307(at)gmail(dot)com> |
---|---|
To: | "Valentine Gogichashvili" <valgog(at)gmail(dot)com>, <ishii(at)postgresql(dot)org> |
Cc: | "Robert Haas" <robertmhaas(at)gmail(dot)com>, "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Boguk, Maksym" <maksymb(at)fast(dot)au(dot)fujitsu(dot)com>, "Heikki Linnakangas" <hlinnakangas(at)vmware(dot)com>, "PostgreSQL Hackers" <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: UTF8 national character data type support WIP patch and list of open issues. |
Date: | 2013-09-21 00:07:13 |
Message-ID: | F98A2B6D87404A7D8134F6C50BAACAD5@maumau |
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Lists: | pgsql-hackers |
From: "Valentine Gogichashvili" <valgog(at)gmail(dot)com>
> the whole NCHAR appeared as hack for the systems, that did not have it
> from
> the beginning. It would not be needed, if all the text would be magically
> stored in UNICODE or UTF from the beginning and idea of character would be
> the same as an idea of a rune and not a byte.
I guess so, too.
> PostgreSQL has a very powerful possibilities for storing any kind of
> encoding. So maybe it makes sense to add the ENCODING as another column
> property, the same way a COLLATION was added?
Some other people in this community suggested that. ANd the SQL standard
suggests the same -- specifying a character encoding for each column:
CHAR(n) CHARASET SET ch.
> Text operations should work automatically, as in memory all strings will
> be
> converted to the database encoding.
>
> This approach will also open a possibility to implement custom ENCODINGs
> for the column data storage, like snappy compression or even BSON, gobs or
> protbufs for much more compact type storage.
Thanks for your idea that sounds interesting, although I don't understand
that well.
Regards
MauMau
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