I Want to write java program to fetch records from sql&update it to salesforce(integration) can any one give some idea
2 Answers
you should probably be looking at either the SOAP or the REST api's.
SOAP API
http://www.salesforce.com/us/developer/docs/api/
REST API
http://www.salesforce.com/us/developer/docs/api_rest/
A good getting starting point for java development can be found here
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How we can integrate Java and Salesforce using Apache Oltu ? Any guidance on the stackoverflow.com/questions/46436388/… ?– Ash_PCommented Sep 30, 2017 at 10:15
You want to update data in salesforce from outside slesforce, So you have to integrate your java app to salesforce.you have several options for integrating your app to salesforce. 1.RESTful APIs, such as the Force.com REST API, Bulk API, and Streaming API. 2.Web Services Connector (WSC).