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Rational ClearCase is one of the software configuration management SCM tools that can be used to version control code or other software development assets. It is also said to have good support for large projects with more than hundreds or thousands of team developers, as well as large binary files with a large number of files and large overall warehouse capacity. in addition, the directory can also be version controlled.

Past life and present life

Basic information

Terminology

To learn ClearCase, you may need to learn some of its terms, such as ClearCase supports two models:

UCM (Unified Change Management) and Base ClearCase models. You may need to start by creating a VOB, VOB:versioned object database, which is similar to what other version management tools call repositories, but with some subtle differences. Learning ClearCase requires understanding what it does starting with a lot of similar terms.

Common operation

Versioning can be done through client operations, but you can also use cleartool for basic operations, such as:

Continuous integration

ClearCase also provides a plug-in for Jenkins, which you can use to manipulate it.

ClearCase plug-in https://wiki.jenkins.io/display/JENKINS/ClearCase+Plugin

Setting example:

Migration to git or svn

The migration of version management tools is very simple. Generally speaking, the important information in long-term version management tools is comment, submitter and reason for submission, which is an important asset for long-term maintenance projects. It is recommended to use the following steps for migration:

Summary

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