Re: expressions operating on arrays

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: h012(at)ied(dot)com
Cc: Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>, Achilleus Mantzios <achill(at)matrix(dot)gatewaynet(dot)com>, pgsql-sql(at)postgresql(dot)org
Subject: Re: expressions operating on arrays
Date: 2002-08-09 13:53:15
Message-ID: 484.1028901195@sss.pgh.pa.us
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h012(at)ied(dot)com writes:
> w.r.t. modifying the array contents: I looked through
> /usr/lib/pgsql/contrib/intarray/_int.sql.in , but it didn't make me any
> smarter. Are the "..._union" and "..._picksplit" functions supposed to add
> into and remove elements from the arrays ?

No, those are support functions for GIST indexes on intarrays. They're
not useful to call directly.

regards, tom lane

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