Use
You delete part of the content of database files or complete database files.
This command is only permissible for certain database files, such as log files. If you use the command on a file for which it is not permissible, you will receive the error
You specify the operation that is to be performed with the parameter
OP.Prerequisites
You have the DBM operator authorization
DBFileRead.Syntax
file_operation <file_id> OP=DELETE [DATE=<yyyymmddhhmmss>] | OP=SHRINK DATE=<yyyymmddhhmmss>|LINE=<n>
<file_id> |
Database file(s) |
OP=DELETE |
The file(s) is/are deleted. You can specify that all files that have not been changed since the specified date, DATE=<yyyymmddhhmmss>, are to be deleted. |
OP=SHRINK |
Part of the content of the file are deleted. If you additionally specify the parameter DATE=<yyyymmddhhmmss>, all lines that were written before the specified date are deleted.If, instead, you specify the paramtere LINE=<n>, the contents of the file are reduced to <n> lines. The <n> lines that were written most recently are retained. |
Reply
The system outputs an OK message.
In the event of errors, see
Reply Format.