anchor.diff:  make_dict([], [], Dict) ->
   	Dict;
   make_dict([Col|Cols], [Val|Vals], Dict) ->
  -	Val2 = sql_bridge_stringify:maybe_string(Val),
  +	Val2 = normalize_value(Val),
   	NewDict = dict:store(Col, Val2, Dict),
   	make_dict(Cols, Vals, NewDict).
   	
  
positive.code: make_proplist(Columns, Row) when is_tuple(Row) ->
  	make_proplist(Columns, tuple_to_list(Row));
  make_proplist([Col|Cols], [Val|Vals]) ->
  	Val2 = sql_bridge_stringify:maybe_string(Val),
  	[{Col, Val2} | make_proplist(Cols, Vals)];
  make_proplist([], []) ->
  	[].
  
negative.code: make_map([], [], Map) ->
  	Map;
  make_map([Col|Cols],[Val|Vals], Map) ->
  	Val2 = normalize_value(Val),
  	NewMap = maps:put(Col, Val2, Map),
  	make_map(Cols, Vals, NewMap).
  
  