Software Configuration Management Strategies and IBM® Rational® ClearCase®: A Practical Introduction, Second Edition

Appendix A. Redoing and Undoing Change Sets with UCM

You might run into some conditions in which UCM does not supply an “out-of-the-box” solution. One condition arises when you want to “undo” or back out an activity from a stream. In most cases, this occurs as a deliver activity on the integration stream. You could always leave the activity on the stream, fix it on your development stream, and redeliver. You could also remove the activity's change set versions if it was the last activity on the stream. Or, you can utilize the cset.pl script to undo the activity from the stream. Another condition that might arise during UCM development is the desire to reapply an activity's change set from another stream to your current stream (a Redo operation). ...