MySQL Error Message: MySQL Query Error SQL: SELECT COUNT(v.id) FROM xypt_inquiry AS v WHERE v.flag=1 AND v.tag like '%德陽(yáng)(yáng)礦山PE顎式破碎機(jī)(jī)(jī)(jī)(jī)價(jià)(jià)(jià)(jià)(jià)格%' Error: Unknown column 'v.tag' in 'where clause' Errno.: 1054