Geoffrey Myers <geof@xxxxxxxxxxxxxxxxxxxxx> writes: > The output from the gdb batch process may be found here: > http://www.serioustechnology.com/gdbbatch.txt gdb isn't telling you the whole truth, evidently --- how'd control get from line 781 to 912 with nothing in between? Recompiling the backend with -O0 or at most -O1 would be a good idea to get a more trustworthy gdb trace. 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