ENUM

ForecastPeriodKind

Length of each period in a forecast.

GraphQL Schema definition

enum ForecastPeriodKind {
# Each period is one month.
Monthly
# Each period is one quarter.
Quarterly
# Each period is one year.
Yearly
}

Require by

BetterForecastSchemaSettings of a saved forecast: its period, breakdown dimensions, the opportunities included, quotas and the options of its list, trend and pipeline views.
ForecastPeriodOptionDate range of an opportunity forecast and the granularity (monthly, quarterly or yearly) it is broken down by.
OpportunityForecastViewView settings of an opportunity forecast: the value field, period, owners, columns, grouping, drilldown and quota.