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RE: [cdt-dev] Major PDOM changes in HEAD
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Hmm, if you do offline indexing you really also want to be able to share
the results within a team. For that you have to be able to combine
multiple
databases in your queries.
Markus.
> -----Original Message-----
> From: cdt-dev-bounces@xxxxxxxxxxx
> [mailto:cdt-dev-bounces@xxxxxxxxxxx] On Behalf Of Doug Schaefer
> Sent: Freitag, 19. Mai 2006 06:30
> To: CDT General developers list.
> Subject: RE: [cdt-dev] Major PDOM changes in HEAD
>
> Hi Ed,
>
> This shouldn't prohibit off-line indexing. The database
> doesn't really know
> about projects or workspaces. It only knows about files and
> the symbols,
> macros, inclusions, amongst other things that are contained
> in those files.
> This should make it easy to copy information from one
> database to another.
>
> Now, of course the off-line indexing will need to be done
> with a headless
> Eclipse instance with the appropriate Application extension
> to run it. But
> more thought and work needs to be put in it to figure out the
> right way to
> do this.
>
> Doug Schaefer, QNX Software Systems
> Eclipse CDT Project Lead, Tools PMC member
> http://cdtdoug.blogspot.com
>
> -----Original Message-----
> From: cdt-dev-bounces@xxxxxxxxxxx
> [mailto:cdt-dev-bounces@xxxxxxxxxxx] On
> Behalf Of Ed Warnicke
> Sent: Thursday, May 18, 2006 9:32 PM
> To: CDT General developers list.
> Subject: RE: [cdt-dev] Major PDOM changes in HEAD
>
> Doug,
> Doesn't a DB per workspace sort of kill any future hopes
> of pre generating the DB offline? I'm not talking about
> remoting here,
> just plain old fashion prepopulating...
>
> Ed
> On Thu, 2006-05-18 at 21:26 -0400, Doug Schaefer wrote:
> > Actually, the PDOM was always in the .metadata directory.
> Now, instead of
> > having one database per project, there is only one database
> per workspace.
> >
> > And because the PDOM is memory mapped into the Eclipse
> process, it has to
> be
> > local. Right now I'm having enough trouble squeezing reasonable
> performance
> > out of a strictly local architecture. I have no idea how to
> properly do
> > remote projects. For that, I'll need some help :).
> >
> > Doug Schaefer, QNX Software Systems
> > Eclipse CDT Project Lead, Tools PMC member
> > http://cdtdoug.blogspot.com
> >
> >
> > -----Original Message-----
> > From: cdt-dev-bounces@xxxxxxxxxxx
> [mailto:cdt-dev-bounces@xxxxxxxxxxx] On
> > Behalf Of Greg Watson
> > Sent: Thursday, May 18, 2006 9:07 PM
> > To: CDT General developers list.
> > Subject: Re: [cdt-dev] Major PDOM changes in HEAD
> >
> > Doug,
> >
> > I know this is a bit left of base, bit I wonder if this change is
> > going to make support for remote projects more difficult? I had
> > imagined that if the PDOM database was stored in the project
> > directory then it should be able to be generated on the remote
> > machine, but still be visible to Eclipse running on the local
> > machine. If the database is stored at the workspace level then I
> > don't think this approach will work any more (unless the whole
> > workspace is remote.)
> >
> > Just a thought.
> >
> > Greg
> >
> >
> > On May 18, 2006, at 5:47 PM, Doug Schaefer wrote:
> >
> > > Hey gang,
> > >
> > >
> > >
> > > I have made some major last minute changes to improve PDOM
> > > performance. First, the PDOM database is now per
> workspace instead
> > > of per project. This will allow projects to share
> indexing results
> > > with each other. It may also lead to weird results but, for the
> > > moment, it is worth it.
> > >
> > >
> > >
> > > Also, I have done some caching so that the indexer accesses the
> > > PDOM less often during a parse. This has given me a
> Firefox index
> > > time of 13 minutes compared to 53 minutes in CDT 3.0.2. This may
> > > fluctuate as I spend the rest of this release and 3.1.1
> making it
> > > more accurate, but it is a huge step forward.
> > >
> > >
> > >
> > > At any rate, I apologize for the late churn and promise to make
> > > sure indexing and the features that use the index remain
> robust for
> > > our GA release.
> > >
> > >
> > >
> > > Cheers,
> > >
> > > Doug Schaefer, QNX Software Systems
> > >
> > > Eclipse CDT Project Lead, Tools PMC member
> > >
> > > http://cdtdoug.blogspot.com
> > >
> > >
> > >
> > >
> > >
> > > _______________________________________________
> > > cdt-dev mailing list
> > > cdt-dev@xxxxxxxxxxx
> > > https://dev.eclipse.org/mailman/listinfo/cdt-dev
> >
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