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* Restructure pg_opclass, pg_amop, and pg_amproc per previous discussions inTom Lane2001-08-21
| | | | | | | | | | | | | | | | | | | | pgsql-hackers. pg_opclass now has a row for each opclass supported by each index AM, not a row for each opclass name. This allows pg_opclass to show directly whether an AM supports an opclass, and furthermore makes it possible to store additional information about an opclass that might be AM-dependent. pg_opclass and pg_amop now store "lossy" and "haskeytype" information that we previously expected the user to remember to provide in CREATE INDEX commands. Lossiness is no longer an index-level property, but is associated with the use of a particular operator in a particular index opclass. Along the way, IndexSupportInitialize now uses the syscaches to retrieve pg_amop and pg_amproc entries. I find this reduces backend launch time by about ten percent, at the cost of a couple more special cases in catcache.c's IndexScanOK. Initial work by Oleg Bartunov and Teodor Sigaev, further hacking by Tom Lane. initdb forced.
* Update some obsolete examples.Tom Lane2001-06-13
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* Fix spelling of "includingBruce Momjian1998-03-20
| | | | Edward J. Huff
* From: Darren King <darrenk@insightdist.com>Marc G. Fournier1998-02-28
| | | | | | | | | | | | | | | Seem to remember someone posting to one of the lists a while back that the tutorial code wouldn't compile and/or run. Found four problems with it that will let it run. 1. Tutorial makefile had a recursive use of DLOBJS. 2. Some tutorial needed semi-colons added to many statements. 3. Complex tutorial didn't clean up after itself. 4. Advanced had a time-travel example. Commented it out and put a line pointing the user to contrib/spi/README.
* Postgres95 1.01 Distribution - Virgin SourcesPG95-1_01Marc G. Fournier1996-07-09