Internals

7 lessons

• 01Commit HashesUnderstand how Git generates commit hashes using the SHA-1 algorithm.
• 02The Object DatabaseUnderstand the structure of Git's low-level database and the .git/objects directory.
• 03Object FilesLearn how Git compresses and encrypts object database files on your disk.
• 04Cat FileLearn how to use the git cat-file command to inspect internal Git database objects.
• 05Trees and BlobsUnderstand how Git separates directories (trees) from files (blobs) within its object model.
• 06Committing HistoryLearn how Git links commits together in a historical chain using parent pointers.
• 07Storing and Deduplicating DataLearn how Git optimizes repository storage using file deduplication and delta packing.