'Overflow block' diaporamas de présentation

COP5725 Advanced Database Systems

COP5725 Advanced Database Systems. Storage and Representation. Spring 2014. Memory Hierarchy. Increasing cost and speed Decreasing size. Decreasing cost and speed , Increasing size. Why Memory Hierarchy. Three questions asked when creating memory: How fast How much

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Chapter 11: Storage and File Structure

Chapter 11: Storage and File Structure. Hankz Hankui Zhuo. What factors we care about. Speed Cost Reliability data loss: power failure, or system crash physical failure. Classification of Physical Storage Media. volatile storage loses contents when power is switched off

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RECORD MODIFICATION

AKSHAY SHENOY CLASS ID :108 Topic 13.8 Proffesor : T.Y Lin. RECORD MODIFICATION. INTRODUCTION. What is Record ? Record is a single, implicitly structured data item in the database table. Record is also called as Tuple. What is definition of Record Modification ?

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Overview

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