Thread: pgsql: Add table creation and population to example from John Gage

Log Message:
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Add table creation and population to example

from John Gage

Modified Files:
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    pgsql/doc/src/sgml:
        xfunc.sgml (r1.150 -> r1.151)
        (http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/xfunc.sgml?r1=1.150&r2=1.151)