"David E. Wheeler" <david(at)kineticode(dot)com> writes:
> * Is there some place in the source with a canonical list?
It seems that you need to read through ExplainNode in
src/backend/commands/explain.c:
http://git.postgresql.org/gitweb?p=postgresql.git;a=blob;f=src/backend/commands/explain.c;h=f494ec98e510c23120e072bd5ee8821ea12738a4;hb=HEAD#l617
Regards,
--
Dimitri Fontaine
http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support