From: David Garamond <davidgaramond@gmail.com>
To: Achilleas Mantzios <achill@matrix.gatewaynet.com>
Cc: pgsql-sql@postgresql.org
Subject: Re: Array: comparing first N elements?
Date: Tue, 12 May 2009 15:42:22 +0700
Message-ID: <7c33d060905120142t75d1c887jfe62f21361eac178@mail.gmail.com> (raw)
In-Reply-To: <200905121138.33188.achill@matrix.gatewaynet.com>
References: <7c33d060905120105y74b0483eyf5d94c07912a0702@mail.gmail.com>
<200905121138.33188.achill@matrix.gatewaynet.com>
2009/5/12 Achilleas Mantzios <achill@matrix.gatewaynet.com>
> you would want to look at the intarray contrib package for index suppor and
> many other goodies,
> also you might want to write fucntions first(parents), last(parents) and
> then have an index
> on those as well.
> This way searching for the direct children of a node is very fast.
Thanks for the suggestions! Index support is exactly what I'm looking for.
Will look into intarray.
Regards,
dave
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Subject: Re: Array: comparing first N elements?
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