MySQL Error Message: MySQL Query Error SQL: SELECT COUNT(v.id) FROM xypt_inquiry AS v WHERE v.flag=1 AND v.tag like '%內(nèi)(nèi)(nèi)蒙古專(zhuān)業(yè)(yè)(yè)丙烯酸球場(chǎng)(chǎng)材料多少錢(qián)一平方%' Error: Unknown column 'v.tag' in 'where clause' Errno.: 1054