SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier bloom_filter_not_has
   Function not (children 1)
    ExpressionList (children 1)
     Function has (children 1)
      ExpressionList (children 2)
       Identifier ary
       Literal \'a\'
