Re: Picture with Postgres and Delphi

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Network Administrator <netadmin(at)vcsn(dot)com>
Cc: Jonathan Bartlett <johnnyb(at)eskimo(dot)com>, pgsql-general(at)postgresql(dot)org
Subject: Re: Picture with Postgres and Delphi
Date: 2003-09-12 00:17:16
Message-ID: 3833.1063325836@sss.pgh.pa.us
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Network Administrator <netadmin(at)vcsn(dot)com> writes:
> Quoting Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>:
>> Commonly this means that you open a "handle" or "cursor" referring to
>> one particular blob and then read or write it through that handle.

> I understand the value of handles but aren't cursors used to break up
> the large result sets from queries?

I was using them to mean the same thing, ie, an I/O handle (or open blob
descriptor if you like). You could consider this to be analogous to an
SQL cursor --- a cursor is like a handle for a query result. Sorry if
I confused you rather than enlightened you.

regards, tom lane

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