SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 1)
    WithElement (children 1)
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 1)
        SelectQuery (children 3)
         ExpressionList (children 1)
          Identifier ws1.ws_order_number
         TablesInSelectQuery (children 2)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            Subquery (alias ws1) (children 1)
             SelectWithUnionQuery (children 1)
              ExpressionList (children 1)
               SelectQuery (children 1)
                ExpressionList (children 2)
                 Literal UInt64_1 (alias ws_order_number)
                 Literal UInt64_1 (alias ws_warehouse_sk)
          TablesInSelectQueryElement (children 2)
           TableExpression (children 1)
            Subquery (alias ws2) (children 1)
             SelectWithUnionQuery (children 1)
              ExpressionList (children 1)
               SelectQuery (children 1)
                ExpressionList (children 2)
                 Literal UInt64_1 (alias ws_order_number)
                 Literal UInt64_2 (alias ws_warehouse_sk)
           TableJoin
         Function and (children 1)
          ExpressionList (children 2)
           Function equals (children 1)
            ExpressionList (children 2)
             Identifier ws1.ws_order_number
             Identifier ws2.ws_order_number
           Function notEquals (children 1)
            ExpressionList (children 2)
             Identifier ws1.ws_warehouse_sk
             Identifier ws2.ws_warehouse_sk
   ExpressionList (children 1)
    Function COUNT (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (alias ws1) (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 1)
         SelectQuery (children 1)
          ExpressionList (children 1)
           Literal UInt64_1 (alias ws_order_number)
   Function in (children 1)
    ExpressionList (children 2)
     Identifier ws1.ws_order_number
     Subquery (children 1)
      SelectWithUnionQuery (children 1)
       ExpressionList (children 1)
        SelectQuery (children 2)
         ExpressionList (children 1)
          Identifier ws_order_number
         TablesInSelectQuery (children 1)
          TablesInSelectQueryElement (children 1)
           TableExpression (children 1)
            TableIdentifier ws_wh
   Set
