data dictionary (DD)

Teradata Visual Explain User Guide

brand
Teradata Tools and Utilities
prodname
Visual Explain
vrm_release
16.10
16.20
category
User Guide
featnum
B035-2504-086K

In the Teradata Database, the information automatically maintained about all tables, views, macros, databases, and users known to the Teradata Database system. It includes information about ownership, space allocation, accounting, and privilege relationships between those objects. Data Dictionary information is updated automatically during the processing of Teradata SQL data definition statements. It is used by the parser to obtain information needed to process all Teradata SQL statements.