Objects That the System Catalog Tables Track

The system catalog tables maintain information about the database, including the following categories of database objects:

• Tables, views, and synonyms
• Columns, constraints, indexes, and fragments
• Triggers
• Procedures, functions, routines, and associated messages
• Authorized users, roles, and privileges to access database objects
• Data types and casts (IDS)
• Aggregate functions (IDS)
• Access methods and operator classes (IDS)
• Sequence objects (IDS)
• External optimizer directives (IDS)
• Inheritance relationships (IDS)