a. What is the compression ratio? (uncompressed size/compressed size, expressed as a ratio) b. What is the space savings? (1 – compressed/original)

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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a. What is the compression ratio? (uncompressed size/compressed size, expressed as
a ratio)
b. What is the space savings? (1 – compressed/original)
Transcribed Image Text:a. What is the compression ratio? (uncompressed size/compressed size, expressed as a ratio) b. What is the space savings? (1 – compressed/original)
Expert Solution
Compression Ratio

1 MB= 1000KB

Uncompressed size= 1.2 MB= 1200 KB

Compressed Size= 46 KB

Compression ratio= uncompressed size / compressed size

So, compression ratio =1200:46

                                   =600:23

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