The Database That Speaks Math: How Pinecone, Weaviate, and pgvector Became the Backbone of Every AI App You'll Ever Build
In November 2022, ChatGPT's API launch triggered a mass panic among founders: their databases could find rows by ID, but nobody had built one that could find rows by MEANING. Here's how a two-year-old 'solution without a problem' became the most important infrastructure layer in tech.