Cassandra for AI Data Storage
Cassandra for AI: No more Small Data

Cassandra for AI: No more Small Data

1/21/2026 · Aaron Ploetz

What this post added

This post introduces Apache Cassandra as a solution for the growing data needs of AI applications, particularly those using Retrieval Augmented Generation (RAG). It highlights Cassandra's native vector type for ANN searches, its geographic awareness for data replication, and upcoming features like ACID transactions (in version 6.0) and the Unified Compaction Strategy (UCS) (in version 5.0). It also mentions other features like Trie Memtables and Storage Attached Indexes.

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