Sqlserver调用api 方法及示例

虽然使用sqlserver去调用服务接口的情况比较少,但也可以去了解下对应的使用情况

一、首先要开启组件的配置

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二、调用webservice

1、接口信息获取

调用webservice的时候建议使用fiddler去获取一下发送数据过程用contenttype的类型以及调用接口的数据

2、使用sqlserver调用对应的接口以及结果

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declare @ServiceUrl as varchar(1000) 
set @ServiceUrl = 'http://localhost:19930/LoginWebService.asmx/Login'
DECLARE @data varchar(max);
set @data='username=8&password=7'                  

Declare @Object as Int
Declare @ResponseText AS  varchar(1000)   ;      
Exec sp_OACreate 'Msxml2.ServerXMLHTTP.3.0', @Object OUT;
Exec sp_OAMethod @Object, 'open', NULL, 'POST',@ServiceUrl,'false'
Exec sp_OAMethod @Object, 'setRequestHeader', NULL, 'Content-Type','application/x-www-form-urlencoded'
Exec sp_OAMethod @Object, 'send', NULL, @data --发送数据
Exec sp_OAMethod @Object, 'responseText', @ResponseText OUTPUT
EXEC sp_OAGetErrorInfo @Object --异常输出
Select  @ResponseText 
Exec sp_OADestroy @Object
GO

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三、调用webapi

 两者调用的方式基本如出一辙

1、接口信息获取

同样使用fiddler获取接口调用信息(因为该接口是GET就不需要看所传的参数)

2、接口调用以及结果

GET操作

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declare @ServiceUrl as varchar(1000) 
set @ServiceUrl = 'http://xxxxx.com/beijing/139/1000000/TaxInfo?token=6d83d2adcff64594bd68614b6ae9e1c8'
DECLARE @data varchar(max);
set @data=''                  

Declare @Object as Int
Declare @ResponseText AS  varchar(8000)   ;      
Exec sp_OACreate 'Msxml2.ServerXMLHTTP.3.0', @Object OUT;
Exec sp_OAMethod @Object, 'open', NULL, 'GET',@ServiceUrl,'false'
Exec sp_OAMethod @Object, 'send', NULL, @data --发送数据
Exec sp_OAMethod @Object, 'responseText', @ResponseText OUTPUT
EXEC sp_OAGetErrorInfo @Object --异常输出
Select  @ResponseText 
Exec sp_OADestroy @Object
GO

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POST操作

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示例:

declare @ServiceUrl as varchar(1000) 
set @ServiceUrl = 'http://36.33.216.237:8081/c/dict/getAllInstitutions' --restful api 接口
DECLARE @data varchar(max);
set @data=''   --入参
Declare @Object as Int
Declare @ResponseText AS  varchar(8000)   ;      
Exec sp_OACreate 'Msxml2.ServerXMLHTTP.3.0', @Object OUT;
Exec sp_OAMethod @Object, 'open', NULL, 'POST',@ServiceUrl,'false'
Exec sp_OAMethod @Object, 'setRequestHeader', NULL, 'Content-Type','application/json;charset=UTF-8'
Exec sp_OAMethod @Object, 'send', NULL, @data --发送数据
Exec sp_OAMethod @Object, 'responseText', @ResponseText OUTPUT
--EXEC sp_OAGetErrorInfo @Object --异常输出
Select  @ResponseText as  Response
Exec sp_OADestroy @Object
GO

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转载自blog.csdn.net/yongshenghuang/article/details/84922102
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