摘要： My personal website: http://47.94.240.229:8080/yjh/project/ 阅读全文

摘要： 前提条件： 1.下载两个rpm包 全过程用root安装 https://yum.oracle.com/repo/OracleLinux/OL7/latest/x86_64/index.html oracle-database-preinstall-19c-1.0-1.el7.x86_64.rpm h 阅读全文

摘要： SP2-0734: unknown command beginning "lsnrctl st..." - rest of line ignored. Cause（原因）:Command was being entered as an SQL command.在SQL命令窗口输入命令。Resolut 阅读全文

摘要： https://www.cnblogs.com/linjiqin/archive/2012/04/01/2428695.html 阅读全文

摘要： 1.Link name is random 2.username and password is database account 3.host name is ip address ifconfig 4.port usually is 1521 command lsnrclt start 5.si 阅读全文

摘要： How to rename table name eg. rename emp to emp01; see aslo: https://docs.oracle.com/javadb/10.8.3.0/ref/rrefsqljrenametablestatement.html 阅读全文

摘要： 1.Environment:RedHat Linux Enterprise 6+Vmware Workstation 12 Pro 2.Linux shutdown and restart command summary shutdown command : shutdown -h now (imm 阅读全文

摘要： SUMMARY you can remember undo rule the same to redo if you want demo rule that you can look up the follow link http://blog.csdn.net/haibusuanyun/artic 阅读全文

摘要： if you have a question about recycle bin that can look the follow link; http://www.dba-oracle.com/t_oracle_recycle_bin.htm 阅读全文

摘要： a.single table insert b.more table insert 阅读全文

摘要： Tool:PL/SQL developer Syntax:SELECT 'DROP TABLE ' || table_name || ';' FROM user_tables; 1.then you can copy select result in command widows. 2.you ca 阅读全文