11 Commits

Author	SHA1	Message	Date
arnobrinkman	cd11c3a123	fix divide by zero issues and add some comments	2005-03-07 22:59:13 +00:00
dimitr	78617a7154	Fixed more issues with explicit plans.	2005-02-22 05:51:03 +00:00
robocop	854da4e241	Misc.	2005-02-21 06:01:01 +00:00
arnobrinkman	bb3560eb92	cosmetic changes	2005-02-17 00:17:05 +00:00
dimitr	e74888f7fc	Minor stuff.	2005-02-15 11:52:52 +00:00
fsg	9b7fcb5fa0	Fix Claudio's fix. ... FSG	2005-02-15 10:03:53 +00:00
robocop	59b49cab6e	Temporary fix for problems reported by Alex and Frank. ... Since this is Arno's new file, I didn't want to touch more. Folks may prefer to use the ugly MIN/MAX macros (which I abhor) instead of the template versions in xutility, but I digress.	2005-02-15 06:39:53 +00:00
arnobrinkman	9ae0b6d273	simplify code and some cosmetic changes	2005-02-14 18:51:16 +00:00
robocop	5a951268ae	Don't know if gcc is going to accept the const member functions. There's a MemoryPool in the middle.	2005-02-14 06:05:57 +00:00
arnobrinkman	6f7813bf28	Remove some temp-code that was still left	2005-02-12 17:06:12 +00:00
arnobrinkman	283d7f0d8c	Add new optimizer logic for handling : ... ODS11: - segment-selectivity - better support for IS NULL - better support for STARTING WITH - matching both OR and AND nodes to indexes - pick better JOIN order based on cost rules ODSx: - Indexed order on OUTER JOIN queries	2005-02-10 22:54:17 +00:00