Re: First version of multi-key index support for GiST
От | Oleg Bartunov |
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Тема | Re: First version of multi-key index support for GiST |
Дата | |
Msg-id | Pine.GSO.4.33.0106011217520.12658-100000@ra.sai.msu.su обсуждение исходный текст |
Ответ на | Re: First version of multi-key index support for GiST (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-hackers |
On Thu, 31 May 2001, Tom Lane wrote: > > they should have been using "Datum". This doesn't completely free GIST > from datatype assumptions: it still assumes that all datatypes it deals > with will be pass-by-reference. But it's a step forward. This means I'm afraid this problem is connected with the problem of index_formtuple - all keys (even btree_ops) are greater than 4 bytes, so it's impossible to pass them by value. They should be pass-by-reference. So, probably functions gistindex and gistbuild should be modified for translation from pass-by-value to pass-by-reference. Your comments ? > > regards, tom lane > Regards, Oleg _____________________________________________________________ Oleg Bartunov, sci.researcher, hostmaster of AstroNet, Sternberg Astronomical Institute, Moscow University (Russia) Internet: oleg@sai.msu.su, http://www.sai.msu.su/~megera/ phone: +007(095)939-16-83, +007(095)939-23-83
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