pub unsafe extern "C" fn cass_data_type_add_sub_value_type(
    data_type: *mut CassDataType,
    sub_value_type: CassValueType
) -> CassError
Expand description

Adds a sub-data type to a tuple or collection using a value type.

Note: Only valid for tuple and collection data types.

@param[in] data_type @param[in] sub_value_type @return CASS_OK if successful, otherwise an error occurred.