Simon Riggs <[EMAIL PROTECTED]> writes: > Here's where I am: > Basic test was to replace call to oper_select_candidate with a single > item that was fed by a hardcoded value for varchar equality operator.
Well, that confirms what we knew from gprof, but surely you aren't proposing that as a usable patch. > What I'm actually proposing is a patch implementing a oper_select_hook > function pointer, which allows the user to do anything they want. Why in the world would that be a good idea? regards, tom lane ---------------------------(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