anchor.diff:  	[Box#box{children=Children++Buf}|Rest].
   
   
  -
  -
  -
  -setup() -> ?TEST_SQLS.
  +setup() -> ?TEST_SQLS2.
   
   teardown(_) -> ok.
   
  
positive.code: -include("sql_tests.hrl").
  
  
  %% -define(logf, ok).
  -ifdef(logf).
  -define(LOG(F, A), io:format(user, "{~p,~p}:"++F, [?MODULE,?LINE] ++ A)).
  
  
negative.code: binding('having') -> 80;
  binding('select') -> 70;
  binding('union') -> 30;
  binding('union all') -> 30;
  binding('all') -> 30;			%% needed here?
  binding('minus') -> 30;
  binding('intersect') -> 30;
  binding({A,_}) -> binding(A);
  