摘要: /*update SQL:执行一个语句把字段中%替换成''*/update web_traffic_data_raw set ubi_bounce_rate=replace(ubi_bounce_rate,'%','') where web_id=1811 commit; /*先把%去掉然后除以100再转化成char类型*/update web_traffic_data_raw set ubi_bounce_rate=to_char((to_number(replace(ubi_bounce_rate,'%','' 阅读全文
posted @ 2012-06-29 14:14 暗夜螃蟹 阅读(1338) 评论(0) 推荐(0)