<iftest="searchContent!=null">AND (u.account LIKE CONCAT('%',#{searchContent},'%') OR u.userName LIKE CONCAT('%',#{searchContent},'%') OR s.workNumber LIKE CONCAT('%',#{searchContent},'%'))</if>
<iftest="searchContent!=null">AND (l.schoolName LIKE CONCAT('%',#{searchContent},'%') OR u.userName LIKE CONCAT('%',#{searchContent},'%'))</if>