Couldn't execute query : SELECT mc.`CategoryList` 
        FROM `dvdinfo` d, `moviecategorylink` mc
        WHERE d.`DVDID` IN (6972,1171,6894,6941,6965,6966,6967,6968,6969,6970,6971,6973,5345,7230,2145) AND
        mc.`MovieID`=d.`MovieID