SELECT cc.id, cc.contract_id, cc.money, cc.contract_code, cc.create_user, cc.create_time, cc.update_user, cc.update_time, c.`code` AS contractCode, cl.business_id FROM claim_contract cc left join claim cl on cc.claim_id = cl.id LEFT JOIN contract c ON cc.contract_id = c.id ${ew.customSqlSegment} ${ew.customSqlSegment} SELECT t1.*, t2.business_id FROM claim_contract t1 LEFT JOIN claim t2 ON t1.claim_id = t2.id ${ew.customSqlSegment} SELECT business_id FROM claim_contract t1 LEFT JOIN claim t2 ON t1.claim_id = t2.id WHERE t1.contract_code LIKE concat('%',#{contractCode},'%')