Tests whether the ending bound value of a Period expression or a derived period IS UNTIL_CHANGED or IS NOT UNTIL_CHANGED.
Syntax
END ( { period_expression | derived_period } ) IS [NOT] UNTIL_CHANGED
- period_expression
- Any expression that evaluates to a Period data type, including:
- PERIOD(TIMESTAMP WITH TIME ZONE)
- PERIOD(TIMESTAMP)
- PERIOD(DATE) type
- derived_period
- Any expression that evaluates to a Period data type.