What is Hybrid search in RAGs?

⚠️Need of Hybrid Search We have documents containing error codes in python with their respective definitions and use-cases. User writes a query to know about "What is ERR_404_AUTH?" Classic Rag: Will retrieve all the authentication and error related context it can find from vector db (document embeddings). Lexical search: Will search for terms ["What", "is", "ERR_404_AUTH"] Hybrid search: Will search for keyword "ERR_404_AUTH" and retrieve semantically similar documents using similarity search.