Similarity search and a time range, in one Postgres hypertable
This story is from 2026-10-14. It is preserved in the archive; the latest stories are on the live feed.
Operator notes are time-series data. Each one has a timestamp, a site, a temperature, and a sentence about what happened. Searching them by meaning usually means a second database for the embeddings, plus a job to keep the two stores in sync. I kept the embedding on the same TimescaleDB hypertable…
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- 2026-10-14 17:14 · DEV Community — AI
Similarity search and a time range, in one Postgres hypertable