ORA-12514: TNS:listener does not currently know of service requested in connect descriptor EXP-00000: Export terminated unsuccessfully 使用转义字符进行转换 [oracle@cj emp_imp]$exp scott/\"tiger@cj01\"tables=scott.dept, file='/db/ora11g/test/emp_imp/dept.dmp', log='/db/ora11g/test/emp_i...