Vector Data
Storing embeddings next to the rows they describe — the database half of retrieval.
3 topics
Vectors in Postgres with pgvector
Storing embeddings as a column next to the rows they describe, and why that beats a separate vector database for most products.
core25 minANN Indexes & the Recall Tradeoff
Approximate nearest-neighbour indexes trade correctness for speed, and unlike a B-tree they can silently return the wrong rows.
core25 minKeeping Embeddings in Sync
An embedding is a derived, versioned copy of your content — and the pipeline that keeps it current is where retrieval quality actually goes wrong.
core20 min