In SAP HANA data replication, following replication methods can be used −
From the above method, SAP Landscape Transformation (SLT) Replication is a trigger based data replication method in HANA system. It is used for replicating real-time data or schedule-based replication from SAP and non-SAP sources. It has SAP LT Replication server, which takes care of all trigger requests. The replication server can be installed as a standalone server or can run on any SAP system with SAP NW 7.02 or above.
To use this method, you have to navigate to Data Provisioning under SAP HANA Modeler perspective.
There is a Trusted RFC connection between HANA DB and ECC transaction system which enables trigger based data replication in HANA system environment. In the following image, you can see SAP HANA SLT replication scenario for real-time data replication.