Data Replication techniques in SAP HANA

SAP HANA is an in-memory database that supports real-time data replication from SAP and non SAP data sources. Following data replications are supported using SAP HANA −

SAP Landscape Transformation (SLT) 

This is trigger based approach used to transfer data from source system to target system

SAP Data Services (BODS) 

This is commonly used to move data from SAP and non-SAP data sources to HANA db. It is an ETL based replication which extract, transform and load data from source system to target system.

Sybase replication in SAP HANA 

This includes Sybase Replication agent which is part of SAP source application and Replication server implemented in HANA system.

Direct Extract Connection DXC 

It is batch driven data replication based on existing extraction, transformation, and load mechanism built into SAP Business Suite systems via a simple HTTP(S) connection to SAP HANA.