| AdapterInterface | Db adapter interface |
| AbstractAdapter | Db abstract adapter class |
| Exception | Db adapter exception class |
| Mysql | Mysql Db adapter class |
| Oracle | Oracle Db adapter class |
| Pdo | PDO Db adapter class |
| Pgsql | PostgreSQL Db adapter class |
| Sqlite | SQLite Db adapter class |
| Sqlsrv | SQLSrv Db adapter class |
