in reply to Re^2: Escaping and quoting ?????
in thread Escaping and quoting ?????

"The tool requires that the tables be enclosed in double quotes due to the existence of the $ in the name."
Try
"\$hist_nps_1" ns, "\$hist_session_prolog_1" sp, "\$hist_plan_prolog_1" pp, "\$hist_plan_epilog_1" pe
poj