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DBMS Vs File Management System

DBMS Vs File Management System
S.no. key point DBMS File System
1 Data Redundancy(Duplication of data) DBMS has no presence of Redundant data. In the File System, Redundant data is present.
2 Backup and Recovery DBMS provides backup and crash recovery of data even if data is lost. File Systems doesn’t provide backup and crash recovery of data when data is lost.
3 Query Processing DBMS has efficient query processing. File System has no efficient query processing.
4 Complexity DBMS is more complex than file systems. File System is less complex than DBMS.
5 Consistency DBMS has high consistency due to the process of normalization. The file system has less consistency compared to DBMS.
6 Security DBMS provides high-security services to Users than normal File Systems. File systems provide less security than DBMS.
7 Cost DBMS is More Expensive than the File system. File System is less expensive than DBMS.
8 User access In DBMS, Multiple users can access the data at a single time. In File System, Only one user can access data at a single time.
9 Data Independence DBMS has data Independence. In a File system, there is no data independence.
10 I/O Cost DBMS creates an index on file to minimize I/O cost. the file system has a higher I/O cost.
11 Data abstraction DBMS hides the background details of the database and shows only an abstract view. file system gives details of data storage and data representation.
12 Intergrity Constraints Integrity constraints are easy to implement on DBMS. Integrity Constraints are difficult to implement on file systems.
13 Data sharing DBMS has a centralized approach, So data sharing is easy. In the File system, data sharing is difficult because Files are distributed in different folders and different formats.
14 Example Oracle, SQL Server. Cobol , C++.

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