摘要: 收藏几个有意思的SQL脚本 快速获取表test的记录总数 : selectrowsfromsysindexeswhereid=object_id('test')andindidin(0,1) 提取数据库内所有表的字段详细说明的SQL语句 : SELECT (casewhena.col... 阅读全文
posted @ 2006-07-14 10:46 Tiger! 阅读(340) 评论(0) 推荐(0) 编辑
摘要: Introduction What is a WebSpider A WebSpider or crawler is an automated program that follows links on websites and calls a WebRobot to handle the cont... 阅读全文
posted @ 2006-07-14 09:28 Tiger! 阅读(796) 评论(0) 推荐(0) 编辑