How to import large volume of data into CRM 2011 Online entities?

Question

I need to import millions of records into a CRM 2011 Online entities. Is there any efficient way to do it?

Answer 1

With CRM 2011 Online you have different ways:

• Use the standard Import Data Wizard functionality
• Use CRM Web Services to get the additional capabilities for import data, more details here: Import Data in Microsoft Dynamics CRM
• Use CRM Web Services to build your own import tool using the new ExecuteMultipleRequest, more details here: Use ExecuteMultiple to Improve Performance for Bulk Data Load
• Use an integration software as Scribe

Which one is more efficient between these methods depends on your crm structure, the source of your data, the complexity of the transformation, etc.