modifyDataType ignores additional info of newDataType

Description

When running, the following change, everything after TIMESTAMP is ignored.
so there is no way to change attributes on MySQL, i needed to remove ON UPDATE CURRENT_TIMESTAMP attribute.

verbose run of changeset displays that following sql was generated:

Environment

Windows 8 x64 Java(TM) SE Runtime Environment (build 1.7.0_45-b18)
MySQL 5.5

Status

Reporter

Justinas

Components

Fix versions

Affects versions

Priority

Blocker
Configure