17.10 - Usage Notes - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - Data Dictionary

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Administration
Programming Reference
Publication ID
B035-1092-171K
Language
English (United States)

Some of the column values show information related to a Teradata temporal table or an ANSI temporal table. For more information about these tables, see Teradata Vantage™ ANSI Temporal Table Support , B035-1186 and Teradata Vantage™ Temporal Table Support , B035-1182 .

Corresponding Tables

The X view references these additional tables:
  • DBC.AccessRights
  • DBC.DBase
  • DBC.Owners
  • DBC.RoleGrants
  • DBC.Roles
  • DBC.TriggersTbl
  • DBC.TVM

Possible Values for Event

Value Description
U Update
I Insert
D Delete

Possible Values for VTEventType

Value Description
A ANSIQUALIFIER
ANSI temporal tables require that the session temporal qualifier for systems using Teradata temporal tables be explicitly set to ANSIQUALIFIER.
C CURRENT VALIDTIME
N NONSEQUENCED VALIDTIME
NULL No valid-time dimension
S SEQUENCED VALIDTIME

Possible Values for TTEventType

Value Description
A ANSIQUALIFIER.
ANSI temporal tables require that the session temporal qualifier for systems using Teradata temporal tables be explicitly set to ANSIQUALIFIER.
C CURRENT TRANSACTIONTIME
N NONSEQUENCED TRANSACTIONTIME
NULL No transaction-time dimension
S SEQUENCED TRANSACTIONTIME
T Nontemporal to indicate that transaction-time is ignored even though the table supports a transaction-time dimension