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Physical Records
These are the records that are stored in the secondary storage devices. For the database relation, physical records are the group of fields kept in adjacent memory locations and retrieved mutually as a unit. Considering the page memory system, data page is the quantity of data read or written in single I/O operation to and from secondary storage device to the memory and vice-versa. In this context we describe a term blocking factor that is explained as the number of physical records per page.
What is hash file organization? What are the causes of bucket overflow within a hash file organization? What can be completed to decrease the occurrence of bucket overflow?
Insulation between conceptual and physical structures It can be defined as: 1. The Database Administrator should be capable to vary the storage structures without affectin
HOW TO SOLVE THE LP Problems by simplex method?z=x1+-3x2+2x3
Part: Recommended (Non-query) Optimisations This section entitled "Recommended (non-query) optimisations" should be a brief report containing recommended optimisations you would
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1. Create a subroutine that does the remote blast on the file protein.fa. 2. Pass that returned files from the blast to another subroutine that parses the output and sends it to
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