ADD: some constants for the PARTITION handling have been added.
ADD: some constants for the PARTITION handling have been added.

git-svn-id: 8b1c80e1f3955d0a1c1f50130c1e431606e992ba@987 44dcfd11-89b7-3d55-2063-5c365055f77f

greenlion/PHP-SQL-Parser,noisecapella/PHP-SQL-Parser,secondtruth/PHP-SQL-Parser,rezonant/PHP-SQL-Parser,greenlion/PHP-SQL-Parser,oger000/PHP-SQL-Parser,rezonant/PHP-SQL-Parser