Type Alias IndexBuildCallback 

pub type IndexBuildCallback = Option<unsafe extern "C-unwind" fn(index: Relation, tid: ItemPointer, values: *mut Datum, isnull: *mut bool, tupleIsAlive: bool, state: *mut c_void)>;

Aliased Type

pub enum IndexBuildCallback {
    None,
    Some(unsafe extern "C-unwind" fn(*mut RelationData, *mut ItemPointerData, *mut Datum, *mut bool, bool, *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C-unwind" fn(*mut RelationData, *mut ItemPointerData, *mut Datum, *mut bool, bool, *mut c_void))

Some value of type T.