There seems to be a big wall between the worlds of BW and "traditional EDW" (whatever it means).
一直以来，SAP BW和传统的企业级数据仓库似乎就是两个不同的世界，之间隔着一道墙。
2
They anoint one data warehouse as the system of record or build a new enterprise data warehouse (EDW) from scratch.
企业选择一个数据仓库或者从头创建一个新的企业级数据仓库。
3
Because CTG - MBOSS is a huge and complicated comprehensive system, it refer to MSS, BSS, OSS, EDW etc., be limited by the space restrict can't write all go into detail.