|false */ function dba_key_split(string|false|null $key): array|false {} function dba_firstkey(Dba\Connection $dba): string|false {} function dba_nextkey(Dba\Connection $dba): string|false {} function dba_delete(string|array $key, Dba\Connection $dba): bool {} function dba_insert(string|array $key, string $value, Dba\Connection $dba): bool {} function dba_replace(string|array $key, string $value, Dba\Connection $dba): bool {} function dba_optimize(Dba\Connection $dba): bool {} function dba_sync(Dba\Connection $dba): bool {} /** * @return array * @refcount 1 */ function dba_handlers(bool $full_info = false): array {} /** @return array */ function dba_list(): array {} }