This is a discussion on Re: Proposed TODO: fetch->INT8 within the pgsql Hackers forums, part of the PostgreSQL category; --> Jeff wrote: > Is there a practical use for retrieving > 2^31 records at once? > > (this is ...
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| Jeff wrote: > Is there a practical use for retrieving > 2^31 records at once? > > (this is a serious question, I'm not arguing that it should cause a > syntax error) > > Regards, > Jeff Davis > > On Mon, 2005-01-24 at 14:13 -0500, Merlin Moncure wrote: > > I was browsing the TODO list and I noticed the todo to bump limit/offset > > to int8. IMO, the flavors of fetch that take a numeric parameter need > > this as well. > > > > FWIW, trying to pass integer > 2^31 to fetch gives a syntax error, which > > is clearly wrong. No, but don't forget about relative positioning: fetch relative c from huge_cursor; Could make a reasonable case for that. Merlin ---------------------------(end of broadcast)--------------------------- TIP 9: the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match |
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| Merlin Moncure wrote: > Jeff wrote: > > Is there a practical use for retrieving > 2^31 records at once? > > > > (this is a serious question, I'm not arguing that it should cause a > > syntax error) > > > > Regards, > > Jeff Davis > > > > On Mon, 2005-01-24 at 14:13 -0500, Merlin Moncure wrote: > > > I was browsing the TODO list and I noticed the todo to bump > limit/offset > > > to int8. IMO, the flavors of fetch that take a numeric parameter > need > > > this as well. > > > > > > FWIW, trying to pass integer > 2^31 to fetch gives a syntax error, > which > > > is clearly wrong. > > No, but don't forget about relative positioning: > fetch relative c from huge_cursor; TODO updated: * Change LIMIT/OFFSET and FETCH/MOVE to use int8 -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001 + If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania 19073 ---------------------------(end of broadcast)--------------------------- TIP 8: explain analyze is your friend |