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set -x与set +x指令 用于脚本调试。set是把它下面的命令打印到屏幕 set -x 是开启 set +x是关闭 set -o是查看 (xtrace),set去追中一段代码的显示情况。 执行set -x后,对整个脚本有效。 [root@mybox bin]# ls -l /bin/bash 阅读全文
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告警日志中出现错误 Sun Jul 28 00:00:00 2013Errors in file /oracle/app/db/diag/rdbms/mis/MIS1/trace/MIS1_j001_30212440.trc:ORA-12012: error on auto execute of j 阅读全文
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1.1.Tnsnames when connecting to either Container or Pluggable instanceThe tnsnames.ora should be configured , for eg to add a tns entry for pluggable 阅读全文
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1) Prerequisites - The copy of the datafiles must be done with the database closed or the database must be in ARCHIVELOG mode. To determine the Databa 阅读全文