6 Commits

Author	SHA1	Message	Date
Tom Lane	51972a9d5d	COALESCE() and NULLIF() are now first-class expressions, not macros ... that turn into CASE expressions. They evaluate their arguments at most once. Patch by Kris Jurka, review and (very light) editorializing by me.	2003-02-16 02:30:39 +00:00
Tom Lane	ed5003c584	First cut at full support for OUTER JOINs. There are still a few loose ... ends to clean up (see my message of same date to pghackers), but mostly it works. INITDB REQUIRED!	2000-09-12 21:07:18 +00:00
Thomas G. Lockhart	67ac38085c	Update for new psql formatting.	2000-01-06 06:40:54 +00:00
Tom Lane	86bc1da262	Update regress test for CASE to enable tests involving joins.	1999-05-06 23:09:30 +00:00
Thomas G. Lockhart	4335a3779b	Add many new test cases.	1999-02-23 07:30:05 +00:00
Thomas G. Lockhart	47e506fb8f	Include test for CASE expression.	1998-12-04 15:36:51 +00:00