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Showing posts from May, 2009

OLTP vs OLAP

OLTP (Online transaction processing system) is a traditional term used for transaction system used to carry out day to day business functions such as ERP, CRM etc. OLTP system solved a critical business problem of automating daily business functions and running real time reports and analysis. But these systems were not designed for analysis and queries. Frustration started to build in Business management as OLTP systems could not provide the analysis on the data. Resource heavy management analytical queries started to affect performance of OLTP systems and users of OLTP system also got frustrated.