摘要:
统计某字段重复记录 select 字段名, count(字段名) from test group by name having count(字段名) > 1; 阅读全文
posted @ 2020-05-14 20:45
AlphaJunS
阅读(1676)
评论(0)
推荐(0)
摘要:
Linux输入命令时,ctrl+a光标回到行首;ctrl+e光标跳至末尾 阅读全文
posted @ 2020-05-14 20:22
AlphaJunS
阅读(6675)
评论(0)
推荐(0)