Differentiate between RDO and ADO
Differentiate between RDO and ADO?
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RDO is Hierarchy model, but ADO is Object model. Similarly ADO can access data by both flat files with the data bases. That is, this is encapsulation of DAO, RDO, and OLE which is why we call this as OLE-DB Technology.
Limit the Scope of Data Declarations at the smallest possible level is consistent with the well known principle of data hiding. It stops one module from inadvertently referencing and modifying data values which are only meant to be used by another mod
The accuracy of product table data is crucial and the Brwebean’s. owner prefers to have an audit file which contains information regarding all DML activity on the BB_PRODUCT table. This information must point out the user id of the user running a DML statement,
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