what is called KEY
- by Bharanikumar
CREATE TABLE `ost_staff` (
`staff_id` int(11) unsigned NOT NULL auto_increment,
`group_id` int(10) unsigned NOT NULL default '0',
`dept_id` int(10) unsigned NOT NULL default '0',
`username` varchar(32) collate latin1_german2_ci NOT NULL default '',
`firstname` varchar(32) collate latin1_german2_ci default NULL,
`lastname` varchar(32) collate latin1_german2_ci default NULL,
`passwd` varchar(128) collate latin1_german2_ci default NULL,
`email` varchar(128) collate latin1_german2_ci default NULL,
`phone` varchar(24) collate latin1_german2_ci NOT NULL default '',
`phone_ext` varchar(6) collate latin1_german2_ci default NULL,
`mobile` varchar(24) collate latin1_german2_ci NOT NULL default '',
`signature` varchar(255) collate latin1_german2_ci NOT NULL default '',
`isactive` tinyint(1) NOT NULL default '1',
`isadmin` tinyint(1) NOT NULL default '0',
`isvisible` tinyint(1) unsigned NOT NULL default '1',
`onvacation` tinyint(1) unsigned NOT NULL default '0',
`daylight_saving` tinyint(1) unsigned NOT NULL default '0',
`append_signature` tinyint(1) unsigned NOT NULL default '0',
`change_passwd` tinyint(1) unsigned NOT NULL default '0',
`timezone_offset` float(3,1) NOT NULL default '0.0',
`max_page_size` int(11) NOT NULL default '0',
`created` datetime NOT NULL default '0000-00-00 00:00:00',
`lastlogin` datetime default NULL,
`updated` datetime NOT NULL default '0000-00-00 00:00:00',
PRIMARY KEY (`staff_id`),
UNIQUE KEY `username` (`username`),
KEY `dept_id` (`dept_id`),
**KEY `issuperuser` (`isadmin`),**
**KEY `group_id` (`group_id`,`staff_id`)**
) ENGINE=MyISAM AUTO_INCREMENT=35 DEFAULT CHARSET=latin1 COLLATE=latin1_german2_ci;
Hi the above query is the osticket open source one,
i know primary key , foreign key , unique but AM NOT SURE WHAT IS THIS
KEY group_id (group_id,staff_id)
Please tell me, this constraints name....