Computer Science - Database Systems - Discussion
Discussion Forum : Database Systems - Section 1 (Q.No. 32)
32.
A large computer information system maintains many different computer files. Which amongst them is called a perpetual file?
Discussion:
4 comments Page 1 of 1.
Shreya said:
8 years ago
Master file stores data permanently while log files stores history of actions executed by dbms used to guarantee acid for a particular duration after which they are stored permanently in master file.
Srihari said:
8 years ago
Why can't it be log file? Explain.
Deepak said:
9 years ago
The data stored in these files are permanent by nature.
This file is empty while nature.
These files are updated only through recent transactions.
This file stores a large amount of data.
Eg: customer ledgers, student database.
This file is empty while nature.
These files are updated only through recent transactions.
This file stores a large amount of data.
Eg: customer ledgers, student database.
Sunnali said:
9 years ago
What is meant by perpetual file?
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