@@ -838,7 +838,7 @@ opt_boolean: TRUE_P { $$ = make_str("true"); }
838838* - an integer or floating point number
839839* - a time interval per SQL99
840840*/
841- zone_value :StringConst {$$ =$1 ; }
841+ zone_value :AllConst {$$ =$1 ; }
842842| ConstInterval StringConst opt_interval
843843{
844844$$ = cat_str(3 ,$1 ,$2 ,$3 );
@@ -847,7 +847,6 @@ zone_value: StringConst{ $$ = $1; }
847847{
848848$$ = cat_str(6 ,$1 , make_str(" (" $3 , make_str(" )" $5 ,$6 );
849849}
850- | NumConst {$$ =$1 ; }
851850| DEFAULT {$$ = make_str(" default"
852851| LOCAL {$$ = make_str(" local"
853852;
@@ -5156,9 +5155,6 @@ ECPGColLabel: ECPGColId{ $$ = $1; }
51565155| FREEZE {$$ = make_str(" freeze"
51575156| FROM {$$ = make_str(" from"
51585157| FULL {$$ = make_str(" full"
5159- | IN {$$ = make_str(" in"
5160- | IS {$$ = make_str(" is"
5161- | ISNULL {$$ = make_str(" isnull"
51625158| GLOBAL {$$ = make_str(" global"
51635159| GROUP {$$ = make_str(" group"
51645160| HAVING {$$ = make_str(" having"
@@ -5170,6 +5166,8 @@ ECPGColLabel: ECPGColId{ $$ = $1; }
51705166| INTERSECT {$$ = make_str(" intersect"
51715167| INTERVAL {$$ = make_str(" interval"
51725168| INTO {$$ = make_str(" into"
5169+ | IS {$$ = make_str(" is"
5170+ | ISNULL {$$ = make_str(" isnull"
51735171| JOIN {$$ = make_str(" join"
51745172| LEADING {$$ = make_str(" leading"
51755173| LEFT {$$ = make_str(" left"