Which component is NOT typically involved in Teradata objects?

Indexes are indeed a crucial part of Teradata's database design and optimization strategies. They are utilized to enhance the performance of queries by allowing faster access to the rows in a table based on the values of one or more columns.

In contrast, the other components - functions, triggers, and tables - are integral parts of the Teradata architecture and serve fundamental roles within the database system. Functions are used to encapsulate reusable SQL logic or calculations that can be applied in queries. Triggers are specially defined actions that are automatically executed in response to certain events on a particular table. Tables are the primary data structure for storing data within the database environment.

Therefore, while indexes are essential for performance optimization in Teradata, they are not considered a direct data structure or object in the same sense as tables, functions, and triggers, which are all key components that users interact with in terms of defining data operations and structures in Teradata databases.