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select DATE_FORMAT(create_time,'%Y%u') weeks,count(caseid) count from tc_case group by weeks; select DATE_FORMAT(create_time,'%Y%m%d') days,count(caseid) count from tc_case group by days; select DATE_FORMAT(create_time,'%Y%m') months,count(caseid) count from tc_case group by months; select DATE_FORMAT(create_time,'%Y') years,count(caseid) count from tc_case group by years; |
分类目录归档：SQL
MyBatis Generator与MySQL遇见的坑
项目中MyBatis的model，dao，mapping文件都是用MyBatis Generator生成的，这个工具确实方便好用，但是使用过程也碰到过坑。