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文件系统和 DBMS 的区别

文件系统和 DBMS 的区别

先决条件 – 基于文件系统的 DBMS
1. 文件系统:
文件系统基本上是一种在硬盘等存储介质中排列文件的方式。文件系统组织文件并在需要时帮助检索文件。文件系统由分组到目录中的不同文件组成。目录还包含其他文件夹和文件。文件系统执行基本操作,如管理、文件命名、提供访问规则等。

例子:

NTFS(New Technology File System), EXT(Extended File System).

2. DBMS(数据库管理系统):
数据库管理系统基本上是一个管理相关数据集合的软件。它用于存储数据并在需要时有效地检索数据。它还提供适当的安全措施来保护数据免受未经授权的访问。在数据库管理系统中,可以通过 SQL 查询和关系代数获取数据。它还提供了数据恢复和数据备份的机制。

例子:

Oracle, MySQL, MS SQL server.

文件系统和 DBMS 的区别:

S.NO. File System DBMS
1. File system is a software that manages and organizes the files in a storage medium within a computer. DBMS is a software for managing the database.
2. Redundant data can be present in a file system. In DBMS there is no redundant data.
3. It doesn’t provide backup and recovery of data if it is lost. It provides backup and recovery of data even if it is lost.
4. There is no efficient query processing in file system. Efficient query processing is there in DBMS.
5. There is less data consistency in file system. There is more data consistency because of the process of normalization.
6. It is less complex as compared to DBMS. It has more complexity in handling as compared to file system.
7. File systems provide less security in comparison to DBMS. DBMS has more security mechanisms as compared to file system.
8. It is less expensive than DBMS. It has a comparatively higher cost than a file system.

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