AppFlowy-Cloud/migrations/20240521092310_collab_embed...

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643 B
SQL

-- Add migration script here
CREATE EXTENSION IF NOT EXISTS vector;
-- create table to store collab embeddings
CREATE TABLE IF NOT EXISTS af_collab_embeddings
(
fragment_id TEXT NOT NULL PRIMARY KEY,
oid TEXT NOT NULL,
partition_key INTEGER NOT NULL,
content_type INTEGER NOT NULL,
indexed_at TIMESTAMP WITHOUT TIME ZONE NOT NULL DEFAULT (NOW()),
content TEXT,
embedding VECTOR(1536),
FOREIGN KEY (oid, partition_key) REFERENCES af_collab (oid, partition_key) ON DELETE CASCADE
);
CREATE INDEX IF NOT EXISTS af_collab_embeddings_similarity_idx ON af_collab_embeddings USING hnsw (embedding vector_cosine_ops);