๐ Why is Git INSANELY Fast? (And How Commits Actually Work)
Graphite Stack Diff โ https://graphite.plug.dev/iYyiiR5
In this video, we slow down git commit and trace exactly what Git does under the hood, from your keystroke to the stored commit object.
Youโll learn:
โข How Git stores files as blobs
โข What the staging area really contains
โข How trees represent directory structure
โข How commit objects are created
โข Why branches are just pointers
โข How Git achieves deduplication
โข Why Git history is immutable
โข How the reflog saves you from mistakes
By the end, youโll understand why Gitโs design is both simple and brilliant.
This is essential knowledgeโฆ
Watch on YouTube โ
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Chapters (15)
What Really Happens When You Run git commit
0:19
Gitโs Three Layers (Working Directory, Index, Repository)
0:44
What git add Actually Does (Blobs & SHA-1)
1:16
Why Git Stores Content Without File Names
1:50
The Git Index (Staging Area Explained)
2:35
Running git commit (What Git Checks First)
3:12
Tree Objects (How Git Stores Directory Structure)
3:48
Why Git Is Efficient (Reusing Unchanged Objects)
4:23
Creating the Commit Object
5:30
How Git Knows Your Current Branch (HEAD)
6:18
How Branches Move Forward
6:48
Why Branches Are Just Text Files
7:20
How Everything Connects in Git History
9:16
Git Reflog (Recover Lost Commits)
9:48
The Full git commit Recap
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