Would it be enough now to Web-enable R/3 Reports? – Performance — Massive reporting along with normal OLTP activities can generate a lot of quantity both on the database and the R/3 (CPU, disks, memory, d, etc.). Simply take a glance at the load put on your system while a month period, quarter-end, or year-end — now imagine that occurring even more frequently. Data analysis — BW practices a Data Warehouse and OLAP ideas for saving and examining information, wherever R/3 was intended for performance processing. Besides a lot of activity, you can see the corresponding analysis from of R/3 still several expected would be comfortable from a BW.