202:DB Error: unknown error:SELECT distinct * 
   FROM books as b JOIN authors as a
   WHERE true  and (lname = 'vidal') 
--	and (lname a.name = b.authors) 
--	and (b.authors RLIKE '[[:<:]]vidal')
	and (b.authors LIKE '%vidal')
--   LIMIT 10
   GROUP BY isbn [nativecode=1052 ** Column 'lname' in where clause is ambiguous]