what is the difference between OLTP database and data
warehousing database?
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Answer Posted / ankit kansal
OLTP systems are designed to handle events (Inserts,Update,Delete) frequently so its better to keep your database more normalized form as selection is not as frequent where as in case of
OLAP systems are designed purely for analysis or to find out trends using historical data so, to achieve this kind of functionality a data warehouse are designed more de-normalized where query(selection) is much faster.
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Hi, I completed MCA in 2006.After studied Informatica,SQL server and basics of reporting tool in one of the training center in chennai.I got subject knowledge only.But I didn't go any job because I scared to face real time.Anyone please advice how can I enter again into this and anyone provide real time exposure with project.
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