Challenge 6a: Single-Node Transactions

desccode

Built transactional operations on a single node with full ACID guarantees. This is where we start building real database-like features.

What it Does

The Implementation

Transaction Operations

Key Design Choices

ACID Properties

  1. Atomicity: All operations in transaction succeed or fail together

  2. Consistency: Transactions maintain data invariants

  3. Isolation: Concurrent transactions don't interfere

  4. Durability: Committed changes persist

Why This Works

This foundation sets us up for multi-node distributed transactions - once we have solid single-node ACID, we can think about distributed ACID.

Links

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