- `allow_cid` mediumtext NOT NULL DEFAULT '' COMMENT 'Access Control - list of allowed contact.id \'<19><78>\'',
- `allow_gid` mediumtext NOT NULL DEFAULT '' COMMENT 'Access Control - list of allowed groups',
- `deny_cid` mediumtext NOT NULL DEFAULT '' COMMENT 'Access Control - list of denied contact.id',
- `deny_gid` mediumtext NOT NULL DEFAULT '' COMMENT 'Access Control - list of denied groups',
+ `allow_cid` mediumtext COMMENT 'Access Control - list of allowed contact.id \'<19><78>\'',
+ `allow_gid` mediumtext COMMENT 'Access Control - list of allowed groups',
+ `deny_cid` mediumtext COMMENT 'Access Control - list of denied contact.id',
+ `deny_gid` mediumtext COMMENT 'Access Control - list of denied groups',