Function cassandra_cpp_sys::cass_value_primary_sub_type

source ยท 
pub unsafe extern "C" fn cass_value_primary_sub_type(
    collection: *const CassValue,
) -> CassValueType
Expand description

Get the primary sub-type for a collection. This returns the sub-type for a list or set and the key type for a map.

@public @memberof CassValue

@param[in] collection @return The type of the primary sub-type. CASS_VALUE_TYPE_UNKNOWN returned if not a collection.