Log Message:
-----------
Add some documentation for constraint exclusion and basic partitioning.
>From Simon Riggs; cleanup and editorialization by Neil Conway.
Modified Files:
--------------
pgsql/doc/src/sgml:
config.sgml (r1.33 -> r1.34)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/config.sgml.diff?r1=1.33&r2=1.34)
ddl.sgml (r1.45 -> r1.46)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ddl.sgml.diff?r1=1.45&r2=1.46)
---------------------------(end of broadcast)---------------------------
TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
