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Re: proposal: support empty string as separator for string_to_array

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
Cc: Merlin Moncure <mmoncure(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: proposal: support empty string as separator for string_to_array
Date: 2009-07-27 17:51:47
Message-ID: 13161.1248717107@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
> I tested  implementation and it's about 30% faster than using regexp.

In a real application, that's going to be negligible compared to all the
other costs involved in pushing the data around.  And we still haven't
seen any in-the-field requests for this functionality, so even if the
gap were wider, I don't see the point of putting effort into it.

			regards, tom lane

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