CASEVision/ClearCase Concepts Guide. a high-level discussion of product features. CASEVision/ClearCase User’s Guide and Administration Guide. collections. Administrator’s Guide: Rational ClearCase document and related documents introduce several key concepts— including native mode, mixed mode, domain. ClearCase is a comprehensive software configuration management system. .. In addition to this manual, the CASEVision™/ClearCase Concepts Guide, the.

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Important information on setting up a user’s environment, along with a step-by-step tour through ClearCase’s most important features. For clarity, we generally uses the spelled-out forms of subcommand names and options. Version Tree of an Individual Element.

Chapter 1. CASEVision/ClearCase Tutorial: Developing a `Hello World’ Program

Occasional VOB Maintenance 6. Automatic file-system mount utilities, such as automount 1Mare intended to achieve the ideal of uniform, global naming.

Effective development — ClearCase enables users to work efficiently, allowing them to fine-tune the balance between sharing each other’s work and isolating themselves from destabilizing changes. ClearCase Graphical User Interface. Gather your tools—Make sure that the standard UNIX programs make 1cc 1and ld 1 are available on your host.


Version labels play an important role in ClearCase.

CASEVision™/ClearCase Administration Guide Document Number 007-1774-020

Moreover, they are restricted to using the element versions selected by the specified view. Each VOB is a permanent data repository.

This applies to all links: For simplicity, Figure illustrates a network that has a single network region. Source versions are too valuable to be routinely deleted. Let’s create your tutorial VOB now. This is particularly useful for views in which very large software systems are built by clearmake.

If necessary, remove such an entry manually. Periodic Maintenance of the Data Repository Caution: The outline of this chapter makes a handy checklist: Determine whether the view has a nonlocal private storage area. An excellent overview of ClearCase concepts—the best single place to get started. VOBs and Views Backing up cleartext storage pools is not important at all, because they are merely caches that enhance performance. There are techniques for relaxing these restrictions in practice.

All the files are all version-controlled in exactly the same way—ClearCase can handle any kind of file. The permanent, shared data repository is implemented as a collection of versioned object bases VOBs. Such pools are termed local. Views Short-term storage for data created during the development process is provided by ClearCase views. The goal is consistent, transparent access from any network region; this is possible only if the tag is constant across regions. ClearCase includes tools for occasional scrubbing of unneeded data.


If so, mkdir issues a harmless error message. If a host does not have multiple network interfaces, this file should not exist at all on that host. An administrator can perform some specialized operations on a VOB or view storage directory that has no corresponding tag.

Such messages are sent to stderr; corresponding information is also written to stdout, and thus will be captured in the scratch file. Never try to move the view database directory db to another host. This tutorial is designed casevisiom developers with no previous experience with ClearCase software. Making the VOB public has two effects: