FAILED: SemanticException Line 6:8 Unsupported SubQuery Expression '1' in definition of SubQuery sq_1 [
a.p_size in 
  (select first_value(p_size) over(partition by p_mfgr order by p_size) 
   from part b 
   where a.p_brand = b.p_brand)
] used as sq_1 at Line 4:15: Correlated Sub Queries cannot contain Windowing clauses.