Hi, Sankalp;
To move data from SQL Server to HANA, you can use SAP BODS in version 4.1 SP1 brings improved migrate with an assistant.El Link:
http://scn.sap.com/community/data-services/blog/2013/01/24/data-services-workbench-part-1
Other methods such as:
Sybase replication server.
smart data Access
Saludos
PR