怎样在SQL Server2005中建立HTTP的端点

上一篇 / 下一篇  2007-12-08 17:43:00 / 个人分类:听.读

 

SQL Server2005提供了一个新的执行存储过程或者T-SQL的方法,它可以以WEB服务的方式发布到服务器上,而不必使用IIS 这个新特点通过HTTP API把HTTP端点暴露给用户,在WINXP SP2和WIN2003上被支持。

建立一个HTTP端点是非常简单的,如下:

CREATE ENDPOINT MyEndpoint?
STATE = STARTED
AS HTTP (
AUTHENTICATION = (INTEGRATED),
PATH = ´/sql/myendpoint´,
PORTS = (CLEAR) )
FOR SOAP (
BATCHES = ENABLED,
WSDL = DEFAULT
)

在上面的示例中我建立一个命名为MyEndpoint的端点,它在http://localhost/sql/myendpoint监听T-SQL语句,你可以使用下面URL测试它

http://localhost/sql/myendpoint?wsdl.

上面这个URL还可以附加很丰富的参数,具体参见SQL帮助

下面这个例子显示如何通过JAVSCRIPT来调用端点执行T-SQL语句,如下:

function SendBatchRequest( strServerName, strUrlPath, strQuery )
{
var objXmlHttp = null; 
var strRequest = ""; 
objXmlHttp = new ActiveXObject( "microsoft.xmlhttp" ); 
objXmlHttp.open( "POST", "http://" + strServerName + strUrlPath, false ); 
objXmlHttp.setrequestheader( "Content-Type", "text/xml" ); 
objXmlHttp.setRequestHeader( "Host", strServerName ); 
strRequest = "<SOAP-ENV:Envelope xmlns:SOAP-ENV=´http://schemas.xmlsoap.org/soap/envelope/´
xmlns:sql=´http://schemas.microsoft.com/sqlserver/2004/SOAP´>
<SOAP-ENV:Body>
<sql:sqlbatch>
<sql:BatchCommands>" + strQuery + "</sql:BatchCommands>
</sql:sqlbatch>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>"; 
objXmlHttp.send( strRequest ); 
if( objXmlHttp.status == 200 )
return objXmlHttp.responseXML.xml; 
else
return ""; 
}
var response = SendBatchRequest( ´localhost´, 
´/sql/myendpoint´, ´Select * from sys.http_endpoints´ )

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