Log Message:
-----------
installation doc by Steve Singer
Modified Files:
--------------
plproxy/doc:
overview.txt (r1.4 -> r1.5)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/plproxy/plproxy/doc/overview.txt.diff?r1=1.4&r2=1.5)
---------------------------(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
