Re: [HACKERS] System Catalogs

> 
> I want to try and really really understand the system catalogs as a
> prelude to figuring out how to make some enhancements.
> 
> I've read everything in the doco about them (which isn't much that I can
> see). Is there anything else? Does it say somewhere what all the fields
> mean? I'm particularly interested in the basic catalogs - classes,
> attributes, types etc.

See src/include/catalog.  There is a doc/src/graphics/catalog.gif, and
contrib/pginterface has a utility to find all joins between tables using
oids.


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