【MySQL】三表联查

SELECT r.*,o.ordersn,o.remark,p.pay_status,p.ordernum,p.pay_transactionnum 
FROM ims_shopping_blessbag_record r LEFT JOIN ims_shopping_blessbag_order o ON r.blessbag_ordersn = o.ordersn 
LEFT JOIN ims_shopping_blessbag_paylog p ON o.ordersn = p.ordernum
WHERE p.pay_transactionnum = \'3171fd20181026110453000015442451\'
AND p.pay_status=\'已付款\'
AND r.phone=\'13697332484\'
AND r.openid=\'oQGp3jjhbhbbXUC8LLVCd1Gj7MZg\'
AND r.weid=4
AND o.delete_time is NULL