1.Alt +P 進入sftp會話
2.pwd顯示linux目錄 lpwd顯示windows目錄
3.lcd切換windows目錄 cd切換linux目錄
4.put上傳
5.get下載
6.help幫助
create or replace view alltest as select a.host as host, a.ip as ip, a.sno as sno1, b.sno as sno2, b.content as content, concat(substring(b.content,8, 2),substring(b.content,12, 2)) as new from test.test1 a left join test.test2 b on trim(a.sno)=trim(b.sno)