| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Greg Stark <gsstark(at)mit(dot)edu> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Much Ado About COUNT(*) |
| Date: | 2005-01-13 03:50:57 |
| Message-ID: | 4863.1105588257@sss.pgh.pa.us |
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| Lists: | pgsql-announce pgsql-hackers pgsql-patches |
Greg Stark <gsstark(at)mit(dot)edu> writes:
> I thought toast only handled having individual large columns. So if I have a
> 2kb text column it'll pull that out of the table for me. But if I have 20
> columns each of which have 100 bytes will it still help me? Will it kick in if
> I define a single column which stores a record type with 20 columns each of
> which have a 100 byte string?
Yes, and yes.
regards, tom lane
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