As you all know SAP provides a direct way to query database by ABAP programs. However sometimes we don’t have a chance to transport ABAP programs easily.On the other hand we have to write database queries in SAP to get complicated calculations. (Nowadays HANA provides SQL editor for this purpose)
After SAP has introduced HANA , i could finally had a chance to explore it. As a soft switch to HANA technology , companies can make use of HANA as a second database. Because it will not bring too much effort to switch HANA but will gain many profit. Following are the reasons why i think HANA as a secondary database is very efficient.