Optimising Enterprise Data Warehousing Project Costs

Banks embarking on Enterprise Data Warehouse (EDW) projects have of late been on the increase. This is an impact of India’s primary regulator the RBI, asking PSU banks to implement a Central Data Repository, which is actually another avatar of a Data Warehouse (DW). While a DW does deliver great benefits, costs have been escalating irrationally. Not so long ago, large banks (in the 3000-5000 branches league) were able to implement an EDW by investing around Rs 50 crores including the cost of about 5 years of post-implementation support. Project costs today for the very same exercise have gone up by a whopping 100%. Besides the cost factor, most banks are dissatisfied with their DW.

This makes one ask: Is it really worth spending an astronomical sum for a DW?

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