SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 1)
   ExpressionList (children 1)
    Function in (alias result) (children 1)
     ExpressionList (children 2)
      Function toFloat32 (children 1)
       ExpressionList (children 1)
        Literal UInt64_0
      Literal Array_[UInt64_0]
