Index: tool/addopcodes.tcl
==================================================================
--- tool/addopcodes.tcl
+++ tool/addopcodes.tcl
@@ -30,11 +30,10 @@
   ISNOT
   END_OF_FILE
   UNCLOSED_STRING
   FUNCTION
   COLUMN
-  IDXCOLUMN
   AGG_FUNCTION
   AGG_COLUMN
   UMINUS
   UPLUS
   REGISTER