SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 1)
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     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 2)
          ExpressionList (children 1)
           Asterisk
          TablesInSelectQuery (children 2)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier test
           TablesInSelectQueryElement (children 1)
            ArrayJoin (children 1)
             ExpressionList (children 1)
              Identifier products