Re: ODBC option question
| От | Martijn van Oosterhout |
|---|---|
| Тема | Re: ODBC option question |
| Дата | |
| Msg-id | 20010621144326.A1443@svana.org обсуждение исходный текст |
| Ответ на | ODBC option question ("Thalis A. Kalfigopoulos" <thalis@cs.pitt.edu>) |
| Список | pgsql-general |
On Wed, Jun 20, 2001 at 09:26:37PM -0400, Thalis A. Kalfigopoulos wrote: > Does anyone know what the option "Use declare fetch" on the windows ODBC driver mean? Not quite sure if it's the same option but here at one stage we turned on the options that would cause the ODBC driver to declare a cursor for queries and then use fetch to retreive the rows in blocks of 1000 or so. In our case it made a big difference as access could then open large tables without dying. > Is there anything in particular to be fine-tuned in ODBC when transfering large data sets? If that's the option I'm thinking of then it will help in the display of large data sets (output data starts arriving earlier) but for total transfer time it's probably worse (slightly). HTH, -- Martijn van Oosterhout <kleptog@svana.org> http://svana.org/kleptog/
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