What are the database statistics measurement typical of indexes? What are the database statistics measurement typical of resources?

Principles of Information Systems (MindTap Course List)
13th Edition
ISBN:9781305971776
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter5: Database Systems And Big Data
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What are the database statistics measurement typical of indexes?

What are the database statistics measurement typical of resources?

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Step 1

Database Statistics:

Database statistics is about gathering measurement number about the database objects.

  • The objects of the database include tables, indexes, number of processor used, speed of the processor and spaces that are available temporary are being measured for the resources.
  • Gathering this type of information in the form of statistics can provide a clear portrait about the characteristics of the DBMS.
  • Gathering database statistics plays a major role in the query optimization.
  • Gathering database statistics is important because they are used in obtaining the critical decision in improving the efficiency of the query processing.
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