![Rename multiple files linux Rename multiple files linux](/uploads/1/2/5/4/125447073/699266033.jpg)
Linux rename a file syntax. In short, to rename a file: mv file1 file2 You can get verbose output i.e. Mv command can explain what is being done using the following syntax: mv -v file1 file2 Sample outputs. Several operating systems provide a system-specific way of renaming users. For example many Linux systems include the usermod(8) command, and on AIX you can change account names using SMIT (or smitty in a terminal). These commands will often handle the cleanup items like renaming home directories, if you ask them to.
# Connect as SYS to your databaseconn / as sysdba# At first we set an undocumented parameter to enable the RENAME optionalter session set 'enablerenameuser'=true;# Bring the Database to restricted session, in order to avoid Memory Problems for huge schemaalter system enable restricted session;# Now lets RENAME the user DEMO to DEMONEW# and provide a password for the new user DEMONEWalter user DEMO rename to DEMONEW identified by 'demo';# Disable restricted sessionalter system disable restricted session. The question now is why Oracle doesn't make this cool feature official?So far, I found one limitation, if the user holds a type which is referenced within a table you will get following error for the ALTER USER RENAME:ORA-42287: cannot rename user on whose type a table dependsIf anybody finds more limitation while testing this cool feature, just drop me message here.But remember, DON'T DO THIS IN PRODUCTION!! Its not an official option, there might be some serious kickback effects.ALTER USER RENAME series:.
Part 1:. Part 2:. Part 3.