Open Source RDBMS - Seamless, Scalable, Stable and Free

한국어 | Login |Register

Versions available for this page: CUBRID 8.2.1 |  CUBRID 8.3.0 |  CUBRID 8.3.1 |  CUBRID 8.4.0 |  CUBRID 8.4.1 |  CUBRID 8.4.3 |  CUBRID 9.0.0 | 

System Catalog Classes

To define a catalog virtual class, define a catalog class first. The figure below shows catalog classes to be added and their relationships. The arrows represent the reference relationship between classes, and the classes that start with an underline (_) are catalog classes.

catalog_class.png

Added catalog classes represent information about all classes, attributes and methods in the database. Catalog classes are made up of class composition hierarchy and designed to have OIDs of catalog class instances for cross reference.