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Re: Bitmap Indexes patch (was Re: Bitmap Indexes: request for feedback) - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: Bitmap Indexes patch (was Re: Bitmap Indexes: request for feedback)
Date
Msg-id 1225783411.3971.1055.camel@ebony.2ndQuadrant
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In response to Re: Bitmap Indexes patch (was Re: Bitmap Indexes: request for feedback)  (Simon Riggs <simon@2ndQuadrant.com>)
Responses Re: Bitmap Indexes patch  (Gregory Stark <stark@enterprisedb.com>)
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On Mon, 2008-11-03 at 23:28 +0000, Simon Riggs wrote:
> On Mon, 2008-11-03 at 17:37 -0500, Greg Stark wrote:
> 
> > There are a lot of comments in the code which imply that vacuuming is
> > not implemented but in fact from what I can see it is -- sort of. It
> > does rewrite the bitmap in bmbulkdelete but it doesn't have to rebuild
> > the index from scratch.  Are the comments out of date or am i
> > misunderstanding them or the code? How complete is the vacuum
> > implementation?
> 
> As I understood it, complete. 

Looking at the code, it looks like my understanding was complete-ly
wrong and your comments seem accurate.

-- Simon Riggs           www.2ndQuadrant.comPostgreSQL Training, Services and Support

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