Event Looped

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Overview
Scaling Reads Scaling Writes Real-time Updates Dealing with Contention Multi-step Processes Handling Large Blobs Managing Long-running Tasks Security & Access Patterns
Key Technologies
System Design Problems

Company ProblemsNew
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Interview Preparation

Javascript Conceptual
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Dealing with Contention

Optimistic vs Pessimistic LockingDistributed Locks (Redlock)Row-Level vs Table-Level Locks

Locking Strategies

Master concurrency control — optimistic vs pessimistic locking, distributed locks (Redlock), and row-level vs table-level locks. Understand the trade-offs between performance and correctness.

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