In computing, rename refers to the altering of a name of a file. This can be done manually by using a shell command such as ren

Ren (command)

In computing, ren is a command in various DOS, OS/2 and Microsoft Windows command line interpreters such as COMMAND.COM, cmd.exe, 4DOS/4NT and Windows PowerShell. It is used to rename files and in some implementations also directories. It is analogous to the Unix mv command...

/mv

Mv

mv is a Unix command that moves one or more files or directories from one place to another. Since it can "move" files from one filename to another, it is also used to rename files. Using mv requires the user to have write permission for the directories which the file will move between...

, or by using batch renaming

Batch renaming

Batch renaming is a form of batch processing used to rename multiple computer files and folders in an automated fashion, in order to save time and reduce the amount of work involved. Some sort of software is required to do this. Such software can be more or less advanced, but most have the same...

 software that can automate the renaming process.

In programming languages

Rename is also the name of the function performing the same action in C programming language

C (programming language)

C is a general-purpose computer programming language developed between 1969 and 1973 by Dennis Ritchie at the Bell Telephone Laboratories for use with the Unix operating system....

: see rename (C).

In SQL

SQL

SQL is a programming language designed for managing data in relational database management systems ....

, renames are performed by using the CHANGE specification in ALTER TABLE statements.