SQL中的OpenXML使用

DECLARE @idoc int
DECLARE @doc varchar(1000)
SET @doc =‘
<ROOT>
<Customer CustomerID="VINET" ContactName="Paul Henriot">
   <Order OrderID="10248" CustomerID="VINET" EmployeeID="5" 
           OrderDate="1996-07-04T00:00:00">
      <OrderDetail ProductID="11" Quantity="12"/>
      <OrderDetail ProductID="42" Quantity="10"/>
   </Order>
</Customer>
<Customer CustomerID="LILAS" ContactName="Carlos Gonzlez">
   <Order OrderID="10283" CustomerID="LILAS" EmployeeID="3" 
           OrderDate="1996-08-16T00:00:00">
      <OrderDetail ProductID="72" Quantity="3"/>
   </Order>
</Customer>
</ROOT>‘
--Create an internal representation of the XML document.
EXEC sp_xml_preparedocument @idoc OUTPUT, @doc
-- SELECT stmt using OPENXML rowset provider
SELECT *
FROM   OPENXML (@idoc, ‘/ROOT/Customer/Order/OrderDetail‘,2)
         WITH (OrderID       int         ‘../@OrderID‘,
               CustomerID  varchar(10) ‘../@CustomerID‘,
               OrderDate   datetime    ‘../@OrderDate‘,
               ProdID      int         ‘@ProductID‘,
               Qty         int         ‘@Quantity‘)

DECLARE @idoc int
DECLARE @doc varchar(1000)
SET @doc =‘
<ROOT>
<Customer CustomerID="VINET" ContactName="Paul Henriot">
   <Order CustomerID="VINET" EmployeeID="5" OrderDate="1996-07-04T00:00:00">
      <OrderDetail OrderID="10248" ProductID="11" Quantity="12"/>
      <OrderDetail OrderID="10248" ProductID="42" Quantity="10"/>
   </Order>
</Customer>
<Customer CustomerID="LILAS" ContactName="Carlos Gonzlez">
   <Order CustomerID="LILAS" EmployeeID="3" OrderDate="1996-08-16T00:00:00">
      <OrderDetail OrderID="10283" ProductID="72" Quantity="3"/>
   </Order>
</Customer>
</ROOT>‘
--Create an internal representation of the XML document.
EXEC sp_xml_preparedocument @idoc OUTPUT, @doc
-- Execute a SELECT statement that uses the OPENXML rowset provider.
SELECT    *
FROM       OPENXML (@idoc, ‘/ROOT/Customer‘,1)
            WITH (CustomerID  varchar(10),
                  ContactName varchar(20))

DECLARE @idoc int
DECLARE @doc varchar(1000)
SET @doc =‘
<ROOT>
<Customers CustomerID="VINET" ContactName="Paul Henriot">
   <Orders CustomerID="VINET" EmployeeID="5" OrderDate=
           "1996-07-04T00:00:00">
      <Order_x0020_Details OrderID="10248" ProductID="11" Quantity="12"/>
      <Order_x0020_Details OrderID="10248" ProductID="42" Quantity="10"/>
   </Orders>
</Customers>
<Customers CustomerID="LILAS" ContactName="Carlos Gonzlez">
   <Orders CustomerID="LILAS" EmployeeID="3" OrderDate=
           "1996-08-16T00:00:00">
      <Order_x0020_Details OrderID="10283" ProductID="72" Quantity="3"/>
   </Orders>
</Customers>
</ROOT>‘
--Create an internal representation of the XML document.
EXEC sp_xml_preparedocument @idoc OUTPUT, @doc
-- SELECT statement that uses the OPENXML rowset provider.
SELECT    *
FROM       OPENXML (@idoc, ‘/ROOT/Customers‘)
EXEC sp_xml_removedocument @idoc

declare @idoc int 
declare @GoodsXml nvarchar(max);
set @GoodsXml=‘<OrderItemGoods><Goods><GoodsAttributeId>21</GoodsAttributeId><GoodsCount>2</GoodsCount><GoodsPrice>1.1</GoodsPrice><GoodsId>1</GoodsId></Goods><Goods><GoodsId>2</GoodsId><GoodsAttributeId>22</GoodsAttributeId><GoodsCount>2</GoodsCount><GoodsPrice>1.1</GoodsPrice></Goods><Goods><GoodsId>3</GoodsId><GoodsAttributeId>23</GoodsAttributeId><GoodsCount>2</GoodsCount><GoodsPrice>1.1</GoodsPrice></Goods></OrderItemGoods>‘
exec sp_xml_preparedocument @idoc output, @GoodsXml ;
select 
    T.GoodsId, 
    T.GoodsAttributeId, 
    T.GoodsCount, 
    T.GoodsPrice
from 
openxml(@idoc, ‘/OrderItemGoods/Goods‘,2) 
with 
( 
  GoodsId bigint ‘GoodsId‘, 
  GoodsAttributeId bigint, 
  GoodsCount int, 
  GoodsPrice float
)as T
--where T.GoodsId=1 
--系统sp_xml_removedocument删除SQLServer服务器内存中的XML数据
exec sp_xml_removedocument @idoc ;