摘要: 1、查询oracle的连接数 select count(*) from v$session;2、查询oracle的并发连接数 select count(*) from v$session where status='ACTIVE';3、查看不同用户的连接数 select username,co... 阅读全文
posted @ 2015-04-20 11:14 liutiejun 阅读(143) 评论(0) 推荐(0)
摘要: 转载自:An Inside Look at the Components of a Recommendation EngineApril 9, 2015Carol McDonaldRecommendation engines help narrow your choices to those tha... 阅读全文
posted @ 2015-04-14 18:27 liutiejun 阅读(212) 评论(0) 推荐(0)