petr@eliska:/var/www/w$ php maintenance/update.php
MediaWiki 1.22alpha Updater

Going to run database updates for wiki
Depending on the size of your database this may take a while!
Abort with control-c in the next five seconds (skip this countdown with --quick) ... 0
Recreating functions ...done.
Inserting page 0 if missing ... ok
...user_former_groups table already exists.
...index i02 already set on user table.
Modifying up_property field of table user_properties ...A database query syntax error has occurred.
The last attempted database query was:
"ALTER TABLE {$wgDBprefix}user_properties MODIFY up_property varchar2(255)
"
from within function "DatabaseOracle::doQuery".
Database returned error "911: ORA-00911: invalid character"

Version: 1.22.0
Severity: major