摘要: 代码: $result = Db::table('edu_student_contract_agreement') ->alias('a') ->field("a.id, c.name AS product_name, b.agreement_number, IF(g.student_contrac 阅读全文
posted @ 2019-01-17 13:48 卖萌的猴子 阅读(2328) 评论(0) 推荐(0) 编辑