# 6.23. ODPI-C Enumeration dpiSubscrGroupingClass

This enumeration identifies the grouping class. Instead of individual events being delivered to the callback, events are grouped before being sent to the callback. This enumeration is used in the dpiSubscrCreateParams structure.

Value | Description
--- | ---
DPI_SUBSCR_GROUPING_CLASS_TIME | Events are grouped by the period of time in which they are received.