摘要:
SQL中 Inner Join(内连),Left Join(左连),Right Join(右连),Full Join(全外连) 之间的区别 I. 概念 1. CROSS JOIN(交叉连接) 如果不带WHERE条件子句,它将会返回被连接的两个表的笛卡尔积,返回结果的行数等于两个表行数的乘积... 阅读全文
摘要:
@echo off cls rem Copyright (C) 2003-08 Ansgar Wiechers & Torsten Mann rem Contact: admin@ntsvcfg.de rem rem This program is free software; you can ... 阅读全文
摘要:
代码统计和度量工具 CCCC - $0 CCCCis a tool which analyzes and generates a report on various metrics of the code.Metrics supported include lines of code, McC... 阅读全文