SQL("bi_sbms","SELECT format(sum(oi.pay_amount)/100.0,2) money from order_item oi LEFT JOIN order_heah oh on oi.order_id = oh.id LEFT JOIN contact con  on con.student_id = oh.student_id WHERE date_format(oh.create_time,'%Y-%m-%d') BETWEEN DATE_FORMAT(DATE_sub(NOW(),INTERVAL 1 year),'%Y-%m-%d') and DATE_FORMAT(now(),'%Y-%m-%d') " + if(len(I3) = 0, '1=2'," and  con.phone = '"+I3+"' "

))

括号就没对上。

if有一个右括号，sql也有一个，缺了一个