Oracle is a relational database management system software from Oracle. The system has good portability, easy use and strong functions. It is suitable for all kinds of large, medium and small computer environments. It is a high-efficiency A database solution with good reliability and adaptability to high throughput.
The operating environment of this article: Windows 7 system, Dell G3 computer, Oracle 11g version.
What software is oracle?
Oracle Database, also known as Oracle RDBMS, or Oracle for short. It is a relational database management system from Oracle Corporation. It still occupies a major share in the database market. It is a product that has always been in a leading position in the database field. It can be said that the Oracle database system is a popular relational database management system in the world. The system has good portability, easy use, and strong functions. It is suitable for various large, medium, and small computer environments. It is a database solution that is efficient, reliable and adaptable to high throughput.
Features
1. Complete data management functions:
1) Large amount of data
2) Storage of data Durability
3) Data sharing
4) Data reliability
2. Complete relationship products:
1) Information criteria ---All information in relational DBMS should be logically expressed in a way, that is, the values in the table are explicitly expressed;
2) Guidelines for ensuring access
3) View Update criteria---as long as the data in the table forming the view changes, the data in the corresponding view changes at the same time
4) Data physical and logical independence criteria
3. Distributed Processing functions:
ORACLE database has provided distributed processing capabilities since the 5th edition. By the 7th edition, it has relatively complete distributed database functions. An ORACLE distributed database consists of oracledbms, sql*Net , SQL*CONNECT and other non-ORACLE relational products.
4. Data warehouse operations can be easily implemented using ORACLE.
This is a technological development trend and will not be discussed here.
Advantages
■ Strong availability
■ Strong scalability
■ Strong data security
■ Strong stability
Recommended study: "oracle usage tutorial"
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