----SQL
CREATE SEQUENCE IF NOT EXISTS svd_vectors_id_seq START 1;
CREATE TABLE IF NOT EXISTS svd_vectors (
    id INTEGER DEFAULT nextval('svd_vectors_id_seq'),
    window_id TEXT NOT NULL,
    entity_type TEXT NOT NULL,
    entity_id TEXT NOT NULL,
    vector JSON NOT NULL,
    model TEXT,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
    PRIMARY KEY (id)
);
----END