? Apurvi Industries Front end : Asp.net, Ajax, Ext.net JavaScript Framework Back end : Sql Server 2008 Erp is made for Engineering industry which consists of several modules like stores, production, marketing, purchase, Sales, maintenance in which we are maintaining central databases and other functanality.in erp there is need to maintain central database because there is Purchase module is tightly integrated with the inventory control and production planning modules. Purchasing module is oft