Database System Concepts
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Database management
Database management allows people to store, retrieve, and organize data from a computer. Database management defines the data operations, storage, and security practices of the database administrators throughout the data life cycle. Database management i…
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How does the DBMS optimize queries by combining several heuristic rules and cost estimate methodologies, and how does this effect the workload of the DBA?

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