Double-click on String to see the following functions.
Teradata Database
The following figure shows the String functions available when connected to a Teradata database.
Variable Creation > Input > Variables: SQL Elements pane - String (Teradata)

Aster Database
The following figure shows a subset of the String functions available when connected to an Aster database.
Variable Creation > Input > Variables: SQL Elements pane - String (Aster)
