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How to invoke a Web Service from a Stored Procedure
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Omar Frometa
26 Jul 2012
CPOL
4.91/5 (65 votes)
2 min read
Learning how to make a call to a Web Service from a Stored Procedure.
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Introduction
On one occasion an old friend, was planning some applications using NET and sockets, and needed to call a WebServices from a
stored procedure.
In this article I will share this experience so that other programmers can learn to call a WebService sending parameters from a
Stored Procedure.
Step 1
We must create our WebServices Project in Visual Studio.
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Step 2
Then proceed to create the methods that we use in our service, in my case believe 6 methods which are: Greet (string
Param1) and expects a String as the parameter, HelloWord() does not expect any parameters, and the Add,
subtract, and Divide proliferation (Num1 int, int num2) want two integers as parameters.
Step 3
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Proceed to create our stored procedure that will have all the code to invoke the Web Services we have just created, as in all my
articles database I use is AdventureWorks, which is the basis of test data that brings SQL Server.
Step 4
Then publish the web service on our IIS Web Server
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Step 5
We proceed to our Store Procedure Coding the data of our Web Service.
Step 6
In the procedure to create, we pass a parameter which is the parameter that is waiting Saludar() method, if they want to use
the other methods, should create another parameter because as I mentioned above the other methods are expecting 2 parameters
integer type.
Something that is also very important when using the
sp_OAMethod Stored Procedure this awaiting the POST or GET method,
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default almost always send POST, but if we sent this method, we can not display the XML reading generated by our Web Service,
so we must use the GET method.
Step 7
Proceed to test our Web Service through your browser, type the address of the IIS where the published our Web Service.
http://localhost/WebServices/Service1.asmx in the same show all the methods that we created in our Web Service.
Step 8
Select the method that we use and invoke from our Stored Procedure,
want to happen to the Web Service, after this we click on Invoke.
Saludar(). Then proceed to write the parameter you
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Step 9
After that it will open another page in your browser, the information contained in XML and the parameter to write.
Step 10
We proceed to execute the stored procedure we just created to invoke our web service.
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Step 11
After running our procedure and send our parameters we get the same result we got when we run it through your browser.
Results
Look at the comparison and noticed that the same result.
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License
This article, along with any associated source code and files, is licensed
under The Code Project Open License (CPOL)
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About the Author
Omar
Frometa
CEO FV Tech
Dominican Republic
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MCTS - SQL Server 2008
Microsoft Certified Technology Specialist
CETEX - Exactus ERP
Exactus Technician Certificate
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MARLON ALEXANDER
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Getting Null Response
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26-Jun-19 6:57
Question
Member 12799217
26-Jun-19 4:44
how can return multi values from web service and using
it in stored proceduer
Member 10659992
30-Jul-18 16:19
various parameters
Member 13596494
13-Mar-18 19:40
problem with 3parameters
Member 13510881
8-Nov-17 21:48
I get null value when executing this procedure
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6-Jul-17 9:15
Re: I get null value when executing this procedure
Getting NULL Response
Re: Getting NULL Response
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Member 13596494
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2-May-17 16:20
ekiran143
5-May-17 7:29
Calling web service through stored procedure
hemant bhor
Use of User and Password in the WebServices
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15-May-15 23:39
My vote of 5
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My vote of 5
Humayun Kabir Mamun
Null value Return from SP
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Article Copyright 2012 by Omar Frometa
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Need how to call WCF Service from strored procedure.
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