SAP (System applications and Products) is a robust ERP (Enterprise Resource Planning). SAP has a suite of software including a reverse (re) engineering software for an end to end solutions.
SAP HANA is one of the new
SAP Cloud ERP solutions while combines both software and hardware. SAP HANA is a new in-memory database in both row and columnar tables. The SAP HANA platform offers infrastructure and tools for building high performing applications. It is a database backend technology.
SAP BO (Business Objects) relates to Integrated Analytics, Reporting, and query to find solutions that will enable retrieving information from corporate databases straight from the desktop. The retrieved information can be used for analysis within a document. It is a frontend designing tool that allows the user to analyze business data by applying filters and sort features. It is more of a reporting server.
Which to choose among the two will mainly vary upon an individual’s interests and background.