Re: SUBSTRING performance for large BYTEA
| От | Karsten Hilbert |
|---|---|
| Тема | Re: SUBSTRING performance for large BYTEA |
| Дата | |
| Msg-id | 20070818211740.GD4545@merkur.hilbert.loc обсуждение исходный текст |
| Ответ на | Re: SUBSTRING performance for large BYTEA (Gregory Stark <stark@enterprisedb.com>) |
| Список | pgsql-general |
On Sat, Aug 18, 2007 at 09:32:33PM +0100, Gregory Stark wrote: > I do have to wonder how you're getting the data *in* though. If it's large > enough to have to stream out like this then how do you initially load the > data? Well, in my particular case it isn't so much that I *want* to access bytea in chunks but rather that under certain not-yet-pinned-down circumstances windows clients tend to go out-or-memory on the socket during *retrieval* (insertion is fine, as is put/get access from Linux clients). Doing chunked retrieval works on those boxen, too, so it's an option in our application (the user defines a chunk size that works, a size of 0 is treated as no-chunking). Karsten -- GPG key ID E4071346 @ wwwkeys.pgp.net E167 67FD A291 2BEA 73BD 4537 78B9 A9F9 E407 1346
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