Re: jdbc cursor positioning
| От | Dave Cramer |
|---|---|
| Тема | Re: jdbc cursor positioning |
| Дата | |
| Msg-id | 1033951736.20053.0.camel@inspiron.cramers обсуждение исходный текст |
| Ответ на | Re: jdbc cursor positioning (Toby <toby@paperjet.com>) |
| Список | pgsql-jdbc |
No, postgres fully supports cursors, the problem must be somewhere else. Dave On Sun, 2002-10-06 at 15:27, Toby wrote: > as i understand it, postgres doesn't yet support cursors. however, with the > LIMIT and OFFSET modifiers in a SELECt you can get the same behaviour. > > SELECT <fields> FROM <table> ORDER BY <field> LIMIT <recsPerPage> > OFFSET <offset> > > <fields> is the fields to select > <table> is the table you're selecting from > <recsPerPage> is an integer 1..n for the number of records per page. > <offset> is calculated as ((page - 1) * recsPerPage) where the page number > is 1..n > > make sure you order your select by something, else the records in a page > may not quite make sense. > > toby
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