What is AWS .NET Distributed Cache Provider for DynamoDB?

It's a NuGet package turning DynamoDB into an IDistributedCache for ASP.NET Core, handling serialization, TTL, and sharing across instances serverlessly.

Does AWS .NET DynamoDB cache replace Redis?

For durable, low-ops needs — yes, potentially. Redis faster for hot paths; this wins on scale and persistence without clusters.

How do I set up AWS .NET DynamoDB cache table?

String partition key, no sort key, enable TTL. Configure TableName, PartitionKeyName, TTLAttributeName in options.

☁️ Cloud & Infrastructure

AWS Makes DynamoDB .NET's New Cache Backbone

Forget Redis sprawl. AWS just wired DynamoDB straight into .NET's caching core, promising durability without the ops headache. But does it deliver on distributed dreams?

theAIcatchup Apr 10, 2026 4 min read

Diagram of AWS .NET Distributed Cache Provider integrating DynamoDB with ASP.NET Core app

⚡ Key Takeaways

DynamoDB now powers .NET distributed caching via IDistributedCache, slashing ops for serverless apps. 𝕏
Trade Redis speed for durability and infinite scale — ideal for cold data, risky for ultra-hot. 𝕏
Architectural bet: AWS positions DynamoDB as universal cache, predicting ElastiCache decline. 𝕏

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#.NET #.NET caching #ASP.NET Core #AWS #AWS DynamoDB #DynamoDB #distributed cache #serverless cache

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Originally reported by AWS Developer Blog

⚡ Key Takeaways

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