Re: Alignment padding bytes in arrays vs the planner
Robert Haas <robertmhaas@gmail.com>
From: Robert Haas <robertmhaas@gmail.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Noah Misch <noah@leadboat.com>, pgsql-hackers@postgresql.org
Date: 2011-05-24T18:21:02Z
Lists: pgsql-hackers
On Tue, May 24, 2011 at 2:18 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote: > Robert Haas <robertmhaas@gmail.com> writes: >> On Tue, May 24, 2011 at 2:11 PM, Noah Misch <noah@leadboat.com> wrote: >>> QTN2QT() allocates memory for a TSQuery using palloc(). TSQuery contains an >>> array of QueryItem, which contains three bytes of padding between its first and >>> second members. Those bytes don't get initialized, so we have unpredictable >>> content in the resulting datum. > >> OK, so I guess this needs to be applied and back-patched to 8.3, then. > > Yeah. I'm in process of doing that, actually. Excellent. Are you going to look at MauMau's patch for bug #6011 also? -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company