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A comment on Why Google Stores Billions of Lines of Code in a Single Repository (2016). Parent comment

Re:Why Google Stores Billions of Lines of Code in a Single R... by shakna on Tuesday July 24, 2018 @10:47PM (#17606586)
Submodules? [0]

Easy to use, cutting edge updates.

[0] https://git-scm.com/book/en/v2/Git-Tools-Submodules

[1] https://www.mercurial-scm.org/wiki/Subrepository

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Re:Why Google Stores Billions of Lines of Code in a Single R... by glandium on Wednesday July 25, 2018 @12:31AM (#17606914)
Submodules are cutting edge and have cutting edges. The user experience on some corner cases can be painful. Example: if you happen to have unrelated conflicts when you rebase some patch across a submodule update, you're most likely going to end up committing a reversal of the submodule update.
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