Database / PineCone Database Interview questions II

How does Pinecone's upsert operation work, and what happens if you upsert a vector with an existing ID?

The upsert operation in Pinecone inserts new vectors or updates existing ones if the vector ID already exists. This ensures that the latest vector and metadata are stored for each unique ID, supporting both insert and update semantics in a single API call.

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What does upserting a vector with an existing ID do in Pinecone? It updates the existing vector

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It creates a duplicate

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