Which of the following is not a valid relational database?Select one:a.Unifyb.Sybasec.Oracled.MySQL
Question
Which of the following is not a valid relational database?
Select one:
- a. Unify
- b. Sybase
- c. Oracle
- d. MySQL
Solution
To determine which option is not a valid relational database, we can analyze each provided choice.
-
Unify: Unify is known for a database system but is primarily recognized as an object-oriented database system. It is not predominantly categorized as a relational database.
-
Sybase: Sybase is a well-known relational database management system (RDBMS) that has been widely used in enterprise environments.
-
Oracle: Oracle Database is one of the most popular and robust relational database systems available, widely used in various applications.
-
MySQL: MySQL is a widely-used open-source relational database management system, known for its reliability and performance.
Summary
Among the choices, Unify is not a valid relational database management system in the same way the others are recognized. Thus, the correct answer is:
a. Unify
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