For Vector Search to work properly, the embedding field should use the correct format. The format will depend on the quantisation method, the data already exists (if any) on the collection, and the similarity functions used when searching.

Ref table: https://docs.google.com/document/d/1DQA0pJ-7wvBbJtSRUxqiMzxgQ5oELBWlYwIEzWnDRso/edit?tab=t.qxfrs5i99ora#heading=h.ngyzfaoyuclb