在织梦后台(php+mysql)更新主页时出现以下错误信息, 大家帮忙看下是什么意思, 应该怎样消除这个错误?我是新手, 请大哥大姐们帮忙详细讲解以下。Error infos: Unknown column 'lang' in 'where clause'
Error sql: Select * From `jk_arctype` where reid=0 And lang ='' limit 0,1;
Error sql: Select * From `jk_arctype` where reid=0 And lang ='' limit 0,1;
`id` smallint(5) unsigned NOT NULL AUTO_INCREMENT,
`reid` smallint(5) unsigned NOT NULL DEFAULT '0',
`topid` smallint(5) unsigned NOT NULL DEFAULT '0',
`sortrank` smallint(5) unsigned NOT NULL DEFAULT '50',
`typename` varchar(30) NOT NULL DEFAULT '',
`typedir` varchar(60) NOT NULL DEFAULT '',
`isdefault` smallint(6) NOT NULL DEFAULT '0',
`defaultname` varchar(15) NOT NULL DEFAULT 'index.html',
`issend` smallint(6) NOT NULL DEFAULT '0',
`channeltype` smallint(6) DEFAULT '1',
`maxpage` smallint(6) NOT NULL DEFAULT '-1',
`ispart` smallint(6) NOT NULL DEFAULT '0',
`corank` smallint(6) NOT NULL DEFAULT '0',
`tempindex` varchar(50) NOT NULL DEFAULT '',
`templist` varchar(50) NOT NULL DEFAULT '',
`temparticle` varchar(50) NOT NULL DEFAULT '',
`namerule` varchar(50) NOT NULL DEFAULT '',
`namerule2` varchar(50) NOT NULL DEFAULT '',
`modname` varchar(20) NOT NULL DEFAULT '',
`description` varchar(150) NOT NULL DEFAULT '',
`keywords` varchar(60) NOT NULL DEFAULT '',
`seotitle` varchar(80) NOT NULL DEFAULT '',
`moresite` tinyint(1) unsigned NOT NULL DEFAULT '0',
`sitepath` varchar(60) NOT NULL DEFAULT '',
`siteurl` varchar(50) NOT NULL DEFAULT '',
`ishidden` smallint(6) NOT NULL DEFAULT '0',
`cross` tinyint(1) NOT NULL DEFAULT '0',
`crossid` text,
`content` text,
`smalltypes` text,
PRIMARY KEY (`id`),
KEY `reid` (`reid`,`isdefault`,`channeltype`,`ispart`,`corank`,`topid`,`ishidden`),
KEY `sortrank` (`sortrank`)
) ENGINE=MyISAM AUTO_INCREMENT=67 DEFAULT CHARSET=utf8
--改成
Select * From `jk_arctype` where reid=0 limit 0,1;
不需要使用lang字段作为搜索条件