Database / Milvus Vector database Interview questions
What is the Proxy component in Milvus?
The Proxy is the stateless access-layer service that every client request passes through first. It validates incoming requests against the collection's schema, handles authentication, and routes each request to the appropriate coordinator or worker nodes, without holding any of the actual vector data itself.
Being stateless is a deliberate design choice: because a Proxy instance holds no persistent state of its own, any number of Proxy replicas can run behind a load balancer, and any of them can handle any incoming request interchangeably, which makes the access layer straightforward to scale horizontally simply by adding more Proxy instances as client traffic grows, without any special coordination between them.
The Proxy component in Milvus is responsible for:
The Proxy being stateless allows it to:
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