| 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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| Lists: | pgsql-general |
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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