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摘要： Downloading neon:Run the command below,wget http://www.webdav.org/neon/neon-0.25.4.tar.gzExtracting files from the downloaded package:tar xvzf neon-0.25.4.tar.gzNow, enter the directory where the pack... 阅读全文

摘要： 1、intersect运算返回查询结果中相同的部分既他们的交集SQL> select * from abc 2 intersect 3 select * from abc2 ;2、minus运算返回在第一个查询结果中与第二个查询结果不相同的那部分行记录,即两个结果的差集SQL> select * f... 阅读全文

摘要： I can confirm this bug in Oneiric with Acrobat Reader 9.4.6The workaroundenv UBUNTU_MENUPROXY= acroreadworks thoughseehttps://bugs.launchpad.net/ubuntu/+source/appmenu-gtk/+bug/664647 阅读全文

摘要： Getting "syntax error at line 19: `/dev/null /dev/null /dev/null <<-EOF(no-space)(no-characters)(space)select sysdate from dual;(space)(no-space)(no-characters)EOF(no-space)(no-characters)------------... 阅读全文

摘要： Getting "syntax error at line 19: `<<' unmatched" trying to run sqlplus in a ksh script....snip...26 sqlplus $conn_str 1>/dev/null <<EOF 27 select sysdate from dual;28 EOF...snip...The final sqlplus program can look like this;...snip...26 sqlplus $conn_str 1>/dev/null 阅读全文