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Code comment for Version Edit (#5829)

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Summary:
Added comment for Version Edit.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/5829

Test Plan: Run existing tests

Differential Revision: D17486229

Pulled By: vjnadimpalli

fbshipit-source-id: b4b31104fadd667356b64bd2dc409b3376ee46ca
This commit is contained in:
Vijay Nadimpalli 2019-09-20 10:05:52 -07:00 committed by Facebook Github Bot
parent c06b54d0c6
commit a5fa8735e9
1 changed files with 4 additions and 0 deletions
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4
db/version_edit.h
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@ -191,6 +191,10 @@ struct LevelFilesBrief {
} }
}; };
// The state of a DB at any given time is referred to as a Version.
// Any modification to the Version is considered a Version Edit. A Version is
// constructed by joining a sequence of Version Edits. Version Edits are written
// to the MANIFEST file.
class VersionEdit { class VersionEdit {
public: public:
VersionEdit() { Clear(); } VersionEdit() { Clear(); }