RE: Another method of changing logging on a database
Posted in 1999
1. Why is it so important to change the database from logging to non-logging?
Is it to make processing faster? To avoid long transactions? ...
Will
>===== Original Message From "Lloyd AJ Wilson" <lwilson@harriscomputer.com>
=====
>Hi All,
>
>Just a curious question ....
>
>Many of us run very large batch programs (mostly DML Statements) against
>some of our databases. The problem is that I want the programmers to be
>able to switch from logging to non-logging for their particular database
>without running the ontape and modifying the TAPEDEV parameter which would
>be set to a tape device and need to be modified to /dev/null to ensure that
>they were not performing a level 0 archive on the system to tape when they
>change their logging mode on their database back and forth (from logging to
>non-logging and vice-versa).
>
>I know that you can change the logging mode using SQL with a logging
>database from buffered to unbuffered logging using the SET LOG command but
>this I am sure (based on the SQL Syntax Guide pdf) does not change from a
>logging to a non-logging database and vice-versa.
>
>In order for you to properly do this (change logging on and off) .. you must
>use the ontape utility ... right? ... and each time you do this requires a
>system archive on the server ... right? I have done this many times...
>
>Is there any easier way that the programmers can make this modification
>without going through all these steps outlined above to change thier logging
>methods on their databases? Has anyone run into this situation and if so
>... what did you do to make things more convenient for the user?
>
>Any help appreciated. For the record I am using 7.30 UC5 on LINUX 5.2
>(Redhat).
>
>TIA,
>
>Lloyd AJ Wilson.
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