Re: [HACKERS] [hackers]development suggestion needed (filepath as symlink) - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: [HACKERS] [hackers]development suggestion needed (filepath as symlink)
Date
Msg-id 200001190222.VAA12708@candle.pha.pa.us
Whole thread Raw
In response to Re: [HACKERS] [hackers]development suggestion needed (filepath as symlink)  (Thomas Lockhart <lockhart@alumni.caltech.edu>)
List pgsql-hackers
> > > > Yes, that's about the sum of it.  Why not the links?  I think
> > > > that it's an elegant way of designing the whole thing.
> > > The only problem with symlinks is, that it does not solve the
> > > "too many files in one directory to give optimal performance"
> > > problem for those that have tons of tables.
> > Is that really a problem on modern operating systems?  We could actually
> > hash the file names into directory buckets and access them that way, and
> > have one directory that old symlinks to the hashed files.
> 
> imho symlinks is exactly the wrong way to head on this. If the system
> needs to know the true location of something, then it may as well
> refer to that location explicitly. Our storage manager should learn
> how to deal with explicit locations, and we shouldn't implement this
> just as a patch on the table creation code.
> 

OK, no symlinks.

--  Bruce Momjian                        |  http://www.op.net/~candle pgman@candle.pha.pa.us               |  (610)
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