Clear. Case FAQObtenga el t. Clear. Case lingo demystified. UNIX/clearcase/index. CCL Clear. Case lingo demystified. Using Clear. Case. Print Version. General Considerations on Clear. Case terminology. Clear. Case is a tool for controlling versions of software and document. Rational. Actually almost the same.. Some applications that. NFS. When you are. Clear. Case. view you need to set the Enable. Send. File to Off to. However, situations like. This write- up assumes Base Clear. Case on Unix/Linux. I do not discuss. OSes that Clear. Case runs on. This is written for. Clear. Case now, but they do not know what they are doing. It is not a tutorial on Clear. Case. This will not teach you much. Clear. Case. There are books, read them to. CLEARCASE USER MANUAL - pppbz.leadingbooks-8a5.download download ibm ibm rational clearcase configuration management pdf My goal here is to explain the basic terms. Clear. Case that represent simple concepts but are so overblown. Clear. Case (which is: the greatest thing. Note, I really dislike Clear. Case since it wasted a lot of my time. They tried to create newspeak for secretaries or. Clear. Case. They forgot. Clear. Case is primarily used by programmers, forced to use it by. These folks are usually familiar. Computer Science 1. I am not sure what. The terms like Mastership of the label type. You get stuck.. Set PATH to Clear. Case commands. Before you can use Clear. Case, you need to set your PATH. Clear. Case. commands and macros reside. This is installation dependent, though. Clear. Case commands reside is usually. So you should have something like. PATH=/usr/atria/bin: $. Some of them may be. Clear. Case view. Your Clear. Case. Clear. Case Unix group(s) to allow you to access files. You will also be. UNIX rc. alias ct=. To understand Clear. Case better. you may refer to some links that I found quite useful. Architecture & Performance Concepts for ClearCase. 5 Rational ClearCase – Administrator’s Guide, Version 2000.05.00. ClearCase Build Performance Degradation. International Technical Support Organization IBM WebSphere Application Server V8 Concepts, Planning, and Design Guide August 2011 SG24-7957-00. I could list here a few. IBM site, and there are some very useful documents there. But stay with me for a while before you start clicking. For example, the. Clear. Case commands are usually executed by typing. I usually abbreviate it as. Most users of Clear. TIBCO Business Studio. Case. have the same alias set for them. What is Type (what is hype?)The popular task in Clear. Case is first to make a type. Luckily some. basic elementtypes are already pre- made in Clear. Case. I think that what the creators of the. The type of something is a Class, i. Object constructed from the Class. In this. context, the label type will be the Class describing how. Class label type. Similarly a. branch type is a Class, that is a construction blueprint for. Object). Of course, IMHO, all this is. Object Oriented Programming terms is not. This easy-to-use ClearCase guide. IBM Rational Rose RealTime Target Service Library. This document provides insight in to some of the key concepts of IBM. 4.4.3 Step-by-Step guide to Migrating from ClearCase to TFS using the GUI. Chapter 3 will feature an analysis of the some ClearCase concepts and their TFS. Comparing concepts between ClearCase UCM and RTC. Toczala, IBM Jazz Jumpstart team Last updated: September 10, 2010 Build basis: Rational Team Concert 2.0. CLEARCASE USER MANUAL - 904f7book.manualsbook.no-ip.net download ibm ibm rational clearcase configuration management pdf What are the basic clearcase concepts every developer should know? What are the core concepts of the Clearcase. Eric's Source Control HOWTO is a great guide. A label is just a string that you associate. VOB where you put subsequent. And the element is just a file. They just created. Abstract Universe and a new New Paradigm out of. Scrapbook. The learning curve is steep for no good reason. Basically, for most types you have a mk*type command. Make Type. Command. Attach. Command. Commentmklbtypemklabel. Labels are used to mark a particular version of the. The most common use for. Since you are not. The value can be of different types. TRUE/FALSE). You can use them to add some notes or assign. VOBobject. You can use the. Clear. Case ct find .. To tell you the truth. I never used attributes directly. Obviously the two objects have to be of the. The merge. arrow is an example of the hyperlink of type Merge that. Clear. Case. The hyperlinks. For example, you can link an elementversion to a file that describes what has been done. The element type is usually assigned to. The mainbranch is predefined in Clear. Case. However, if you want to. This is done usually when you create a view. Then the config spec file instructs. Clear. Case to use mkbranch command to assign the branch. Now you see what I am talking. This is double Dutch (sorry folks from The. Netherlands.. I did not come up with this on my own..). This may help you to read. I try to explain in plain language some of terms. Clear. Case on its special file system called VOB. There are several types of elements. MS. newspeak). These do not require you. Clear. Case links - - that you create with the. Clear. Case ct ln .. Such links are part of the directoryelement type and once the directory is checked in. However, the Clear. Case links. are not elements. They cannot have labels attached. If you need to modify the. Clear. Case link, you need to check out the. They are more like. Of course, element is an instance of an element type. Only after an empty element is created. By putting stuff I mean, putting text. You can also change. There are more eltypes. Moreover. you can create your own, if you are a brave type. They are stored. on a special file system called VOB. Not all files and. Clear. Case view. You can create files and directories that are not elements. To make something an element. Clear. Case command. These are called. You can convert the view private file to. However, you cannot use. The easy. way is just to rename the view private directory to. Unix mv thisdir newdir. Clear. Case directory element (ct mkdir thisdir). Of course, you can do a one- liner out of this. I do not want to brag about my shell skills. All elementversions form. You actually. should avoid removing the element or its version. Again, imagine what would happen if you removed. This is. version 0. The ct mkelem also automatically. Then you checkin the element and create. There are options to ct mkelem command. This temporary. file was initially just a copy of the elementversion (usually the last version). Maybe it is better and faster than the. Sorry if I kicked the sacred cow.. The official one is. Each version (beside the version 0). Even if you merge two (or more). LATESTversion, i. There is only one topological path. The path (i. e., branch. Clear. Case newspeak) is a continuous trace through the. Its root node is drawn at the top. In topology. the root of the tree is drawn at the bottom of. In case of Clear. Case the elementversiontree starts with an empty rootelement. Note that there are many possible choices. Clear. Case case, the mainbranch (i. Clear. Case. chooses for it. However, out of the. The particular version. LATESTversion on the given. While these lengthy. I noticed. that many people did not give these things enough thought. So, by branch I understand a named history of the. You can look at branches. Let us start from. The LATEST. corresponds to the latest version, i. It was. created with a ct mkelem .. The. version. 2 is also the LATEST version on the. The directories represent. This was most likely the view. Remember also that we are in the. One may infer that. At the same time, it is interesting. We could also use other Unix commands with them. It would show you when this thing was. Normally it would be. YYYY- MM- DDTHH: MM: SS but to make is shorter we can skip. If the date refers to time less than a year, we can put a hyphen. Often, for date/time more than a year in. YYYY- MM- DD, that is skip the time. It is just. a sub- path. It starts at some particular. The sub- branch will. This main branch. Each branch in an element's. VOB. What about. naming of branches? The mainbranch of the. Clear. Case. If you start a. The full name. of this sub- branch will be /main/jan. The full name of each. Last, you cannot have. But if you have several. Can you assign the same. Not only. that you can, but this is the blood of Clear. Case! You do want to keep the. By using this convention, you can keep versions. Later you can choose to look only on the elements. Maybe it is called this. The VOB supports. The view is a filtering. Yet, while there may be. VOB, you will only see one file. You cannot have two different views with the. VOB. Since the names for views. Last but not least, the elements. You just see individual files and. However, you are actually looking at specific. Moreover, you can edit/change. Note: I saw a lot of pictures that represent some. For a programmer, you need. Looking at these overstuffed pictures. However, I like this figure: that represents a view that is composed of latestversions. It shows four branches. You see labels (V1. V1. 0. 2). attached to versions of the elements and the. The thick dotted line connects. You often hear the statement. Wrong, because. branch belongs to the element, not the other way. However, since we assign the same name to the branches. While the development continues, new. The picture below. V1. 0. 2. The VOB. The files/directories that you see. You can also look at the files that. The top directory for views. You would find the files for a given view. For. example, if viewname (or tag in Clear. Case. speak) was form. These privatethings will. The files that. are CHECKEDOUT are also within the view private storage. For a file in view private storage. Clear. Case extended file naming. You cannot change the. However. you can create a newversion. To do this, you. checkout an elementversion (i. Depending on your Clear. Case environment and. In our environment, we usually work. The labels are used to mark. You should use. easy to remember name for a label and have some policy on. Before you can assign. The labels. are rarely used for marking just a single elementversion. You cannot assign the same. Remember: a given elementversion. You should also avoid using. Making an easy. rule for label name (naming convention). For example, if you used a popular practice. UPPERCASE of the name of the. It is usually a view that. In the figures above, the. This is. probably where the name came from. At some point. you want to take a set of particular versions of all. QA testing). You want to make sure that this collection of elements. To preserve the view in its original shape. In the config spec file. If you create a new view, with a command like: ct mkview - tag my. It would be OK if you were. Clear. Case. However, whatever the config spec. If the 2nd rule was not present, you. LATESTversions. of elements. Even if the config spec provides for creating a new. However, depending on details/rules. If several. developers work on the same project, the standard policy is to. This is also. a branch that by default provides a seed for all. So for a privateview named jkl. Note, this may lead to. Rule 1: - - if there are any checked outelements, show them before any others.
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