Re: getting datatype of array elements

From: Joe Conway <mail(at)joeconway(dot)com>
To: Moritz Sinn <moritz(at)freesources(dot)org>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: getting datatype of array elements
Date: 2002-12-14 02:49:59
Message-ID: 3DFA9C57.3060904@joeconway.com
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Moritz Sinn wrote:
> hi,
>
> with the following statement, i get the datatype of a column with help of
> its name and the tableoid:
>
> SELECT typname FROM pg_attribute LEFT JOIN pg_type ON atttypid=typelem
> WHERE attrelid=18210 AND attname='email';
>
> but if the columns datatyp is an array, that doesn't work.
> i'd like to get the basic datatype (the datatype of the array elements) then.

See typelem:
http://www.us.postgresql.org/users-lounge/docs/7.3/postgres/catalog-pg-type.html

HTH,

Joe

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