摘要: 1:有条件的insert all when customer_id = 1000 and customer_id < 10000 then into medium_customers else into large_customers select customer_id, sum_o... 阅读全文
posted @ 2014-04-18 16:10 lifeng_study 阅读(153) 评论(0) 推荐(0) 编辑