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Java Concurrency and Multi Threading in Java 17 and Java 21 Interview questions

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What is a vector embedding? What is hybrid search in LanceDB? What is the Lance columnar format? Define a table in LanceDB? What is ANN (Approximate Nearest Neighbor) search? What is full-text search in LanceDB? How do you perform time travel queries in LanceDB? What is the purpose of LanceDB? What is an embedded vector database? What is Apache Arrow, and how does LanceDB use it? What are the supported languages/SDKs for LanceDB? How do you create a table in LanceDB? Explain the execution flow of a RAG pipeline built with LanceDB as the retrieval layer? What is the IVF_PQ index in LanceDB? Explain the lifecycle of a write operation in LanceDB (versioning)? How do you monitor and troubleshoot slow vector search queries in LanceDB? How do you implement multimodal search across text and images in LanceDB? What is LanceDB? What are the key features of LanceDB? Define the embedding function registry in LanceDB?

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