Comparison of SVN and Git

SVN -> G i tDaniel Wieth

Classic (SVN)

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Modern (Git, Mercurial)

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Git

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• „… is a distributed revision control system with an emphasis on speed, data integrity, and support for distributed, non-linear workflows “ (Wikipedia)

• Linus Torvalds

• /ɡɪt/

• Initial release April 2005

Commands: git …

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• init, clone, add

• commit

•branch, checkout, merge

•push, pull, fetch

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4 layers

Git vs. SVN

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Git SVN

small, fast well…

Distributed central

content hashes revision numbers

clone last revision

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BRANCHING

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MERGING

Git Banches vs. SVN Branches

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Git SVN

clear semantics NO semantics

Pointer on a commit Folder

whole repository arbitrary subtree

Really fast well...

complete history is cloned local history

Motivation

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•1 product

•multiple customers

•multiple releases

•multiple bugs!

Git Flow

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Pros

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• fast (local operations)

• safe / secure (= distributed backup)

•modern

• total freedom (self-organization)

Cons

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• learning curve (?)• Git Flow…

• total freedom (??)

Thank you!

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Literature

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• Git vs SVN - Eine vergleichende Einführung (in German) http://de.slideshare.net/mariomueller/git-vs-svn-eine-vergleichende-einfhrung

• git - eine praktische Einführung (in German) http://de.slideshare.net/ephigenia1/git-praktische-einfhrung-13308756

• Git SCM https://git-scm.com/• A successful Git branching model http://nvie.com/posts/a-successful-git-

branching-model/• Git-Workflows: Der Gitflow-Workflow (Teil 1) (in German)

https://blog.seibert-media.net/blog/2014/03/31/git-workflows-der-gitflow-workflow-teil-1/

• Git (Wikipedia) https://en.wikipedia.org/w/index.php?title=Git_(software)&oldid=701764449