Teradata Vantage™ - Temporal Table Support describes syntax that is especially relevant to temporal tables. Syntax that is not required, or that is not otherwise specific to temporal tables is generally not shown in this document. For additional syntax, see Teradata Vantage™ - SQL Data Definition Language Syntax and Examples, B035-1144 , Teradata Vantage™ - SQL Data Manipulation Language, B035-1146 , and Teradata Vantage™ - SQL Data Control Language, B035-1149.
{ SET SESSION | SS } { valid_time_qualifier [ AND transaction_time_qualifier ] | transaction_time_qualifier [ AND valid_time_qualifier ] | AS OF date_timestamp_expression | ANSIQUALIFIER } [;]
- valid_time_qualifier
{ CURRENT VALIDTIME | VALIDTIME AS OF date_timestamp_expression | { [ SEQUENCED | NONSEQUENCED ] VALIDTIME } [ period_expression ] }
- transaction_time_qualifier
{ { CURRENT | NONSEQUENCED } TRANSACTIONTIME | TRANSACTIONTIME AS OF date_timestamp_expression }