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Magnetic tapes were developed.
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IBM introduced the Ramac system.
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McGee proposed access to electronically stored data.
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Computerized database started in the 1960's. There were 2 popular models called CODASYL and IMS.
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File management systems were developed by many people.
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Codd published a paper to let everyone know the use of database models.
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Database Technology was growing fast during the 1970's.
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This database foundation was organized first VLBD international conference.
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This is a new database model called ER the model helped designers focus on data applications.
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The database systems was a success and the computers sales numbers went up.
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The demand for extending DBMS capabilities to meet new applications.
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Emergence of commercial object oriented DBMS's.
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Demand for developing applications using data from variety of sources.
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Demand for exploring massively parallel processors.
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New applications called PDA were developed.
