Type Alias diesel::dsl::When

pub type When<W, C, T> = CaseWhen<CaseWhenConditionsIntermediateNode<Grouped<C>, Grouped<AsExprOf<T, <W as CaseWhenTypesExtractor>::OutputExpressionSpecifiedSqlType>>, <W as CaseWhenTypesExtractor>::Whens>, <W as CaseWhenTypesExtractor>::Else>;

The return type of case_when(...).when(...)

Aliased Type

struct When<W, C, T> { /* private fields */ }