Re: Small patch for GiST: move childoffnum to child
Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>
From: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>
To: Alexander Korotkov <aekorotkov@gmail.com>
Cc: Jeff Janes <jeff.janes@gmail.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2011-07-15T09:27:40Z
Lists: pgsql-hackers
On 13.07.2011 22:04, Heikki Linnakangas wrote: > On 13.07.2011 21:56, Alexander Korotkov wrote: >> Thank you very much for detail explanation. But this line of modified >> patch >> seems strange for me: >> *newchildoffnum = blkno; >> I believe it should be: >> *newchildoffnum = i; > > Yes, you're right. It's scary that it worked during testing anyway. > Maybe the resulting tree was indeed broken but it didn't affect the > subsequent inserts so I didn't notice. Ok, committed this now. I decided to rename the childoffnum field to "downlinkoffnum". I figured it'd be dangerous that the field means something subtly different in different versions, if we need to backpatch bug fixes that use that field. -- Heikki Linnakangas EnterpriseDB http://www.enterprisedb.com