DURATION_SECONDS is an optional custom clause to set the duration of AWS Assume Role. You or your administrator can create an authorization object with the optional DURATION_SECONDS clause to store duration in seconds, used in the execution of CREATE FOREIGN TABLE, SELECT, READ_NOS, and WRITE_NOS.
See the following:
- Teradata Vantage™ - SQL Data Definition Language Syntax and Examples, B035-1144
- Teradata Vantage™ - SQL Data Manipulation Language, B035-1146
- Teradata Vantage™ - Native Object Store Getting Started Guide, B035-1214