Function ReportFeatureUsage

pg_documentdb/include/utils/feature_counter.h:503–512

* Given a feature id this method increments the feature usage count for the * feature for the current backend process. * * Postgres guarantees that MyBackendId is always between 1 and MaxBackend. */

 *  Postgres guarantees that MyBackendId is always between 1 and MaxBackend.
 */
static inline void
ReportFeatureUsage(int featureId)
{
	pg_write_barrier();
#if PG_VERSION_NUM >= 170000
	FeatureCounterBackendArray[MyProcNumber][featureId]++;
#else
	FeatureCounterBackendArray[MyBackendId - 1][featureId]++;
#endif
}


#endif /* FEATURE_COUNTER_H */