anchor.diff:  ,
   "
   select 
  -	a
  -	,b
  -	,c
  -from 
  -	abc
  -	, def
  +	*
  +from 
  +	abc
   where
   		
   			
  
positive.code: 		and 
  		i
  "
  ]).
  
  %% +select a, b, c from abc, def where a in (select b from def) and c=d and e=f or g=h
  %% 
  
negative.code: -include_lib("eunit/include/eunit.hrl").
  
  -define (TEST_SQLS, [
  "
  select
  	a
  	,b
  	,c
  from
  	abc
  where
          	
          		a=b 
          	and	
          		not	c=d 
  	or	e=f
  	or	g=h
  "
  ]).
  
  
  -define (TEST_SQLS1, [
  "
  select 
  	a
  