Old Postgres papers (was Re: [HACKERS] OO and tuples of different types)
От | Ross J. Reedstrom |
---|---|
Тема | Old Postgres papers (was Re: [HACKERS] OO and tuples of different types) |
Дата | |
Msg-id | 20000128162115.A12512@rice.edu обсуждение исходный текст |
Ответ на | Re: [HACKERS] OO and tuples of different types (Hannu Krosing <hannu@tm.ee>) |
Список | pgsql-hackers |
On Fri, Jan 28, 2000 at 09:03:34PM +0200, Hannu Krosing wrote: > Chris wrote: > > > > Came across this comment in execTuples.c... > > > > *In the implementation of nested-dot queries such as > > *"retrieve (EMP.hobbies.all)", a single scan may return tuples > > *of many types, so now we return pointers to tuple descriptors > > *along with tuples returned via the tuple table. This means > > *we now have a bunch of routines to diddle the slot descriptors > > *too. -cim 1/18/90 > > > > Hmm. Another few years of reading the source and I'll probably > > understand all this :-) :-(. > > > > Can anybody provide any insight? Like What EMP.hobbies.all meant in > > postquel? > > You can get the latest sources for postgres 4.2 (from 30.06.1994) > from http://db.cs.berkeley.edu/postgres.html > > IIRC they have a small manual inside the tarball > If you can read academese, a bunch of white papers and technical reports are available at: http://s2k-ftp.CS.Berkeley.EDU:8000/postgres/papers/ Ross -- Ross J. Reedstrom, Ph.D., <reedstrm@rice.edu> NSBRI Research Scientist/Programmer Computer and Information Technology Institute Rice University, 6100 S. Main St., Houston, TX 77005
В списке pgsql-hackers по дате отправления: