phalcon/cphalcon — pull request #1562 by lantian (2013-11-17 17:49:14+00:00)
Title: PDO/Adapter: decribeColumns method fixes.

- added tinyint(1) as boolean for mysql, oracle, postresql, sqlite.
- added timestamp as date for mysql.
- decribeColumns method has been refactored in oracle, postesql, sqlite.