Scenario: Develop a custom web part for SharePoint 2013 which include few input fields and a file attachment control. On submitting form, data should be saved in SQL Server table using WCF service.

A detail document to deccribe the integration of WCF Service in SahrePoint. In this document I have covered bot SOAP based & REST based service and also have defined integration of HTTP & HTTPs services in SharePoint.

Including service integration, document also includes the details of uploading max size file using SOAP & REST services.

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You can download the Source Code of I used in attached document from this link.