I am getting following error please help me whats the reason
Duplicate entry ‘2014-02-28′ for key 1

CREATE TABLE `th_userinfo` (
`user_id` varchar(250) NOT NULL,
`firstname` varchar(100) default NULL,
`lastname` varchar(100) default NULL,
`fb_id` varchar(250) default NULL,
`email` varchar(255) default NULL,
`gender` varchar(255) default NULL,
`age` varchar(20) default NULL,
`city` varchar(50) default NULL,
`prefix` varchar(10) default NULL,
`mobile` varchar(15) default NULL,
`created` datetime default NULL,
`status` varchar(100) default NULL,
`utm_source` varchar(100) default NULL,
`utm_content` varchar(200) default NULL,
`utm_medium` varchar(100) default NULL,
`utm_campaign` varchar(100) default NULL,
`app_type` varchar(50) default NULL,
`access_token` varchar(250) default NULL,
`modified_access_token` varchar(255) default NULL,
`user_browser` varchar(250) default NULL,
`is_token_expire` varchar(250) default ‘No’,
`education` varchar(350) default NULL,
`work` text,
PRIMARY KEY (`user_id`)
) ENGINE=MyISAM DEFAULT CHARSET=utf8 ROW_FORMAT=DYNAMIC

QUERY

UPDATE th_userinfo
SET prefix=’0311′, mobile=’1111111′, STATUS=’B’
WHERE user_id=’1615972863′

Read more here: Duplicate entry ‘2014-02-28′ for key 1 Error Code : 1062


Solution:

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