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I've been trying to get Keystone (http://www.stonekeep.com/keystone/)
up and running.  The PHP script it uses are really oriented to MySQL,
although there is a mostly complete set of PostgreSQL functions
written for it.  One thing missing is a query to find the primary key
on a table.

What catalogues do I need to query to find this?  Is there some
documentation on the catalogues (I didn't find any, but....).

On a similar note, I've managed to figure out how to find column
widths but looking at the pg_attribute table and subtracting 4 from
the value of atttypmod for strings, including char().  However, that
was slightly non-obvious.  The "old" PHP scripts looked at the attlen
column which no longer seems to apply...am I doing the right thing
here? 

roland

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-- 
Roland B. Roberts, PhD                  Custom Software Solutions
[EMAIL PROTECTED]                           101 West 15th St #4NN
                                               New York, NY 10011

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