video_label

1 row where v_uid = "v_u3bb2"

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Link v_uid l_uid
v_u3bb2,l_s2wd4 v_u3bb2 Nadeshiko l_s2wd4

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CREATE TABLE video_label (
  v_uid TEXT NOT NULL REFERENCES videos(uid) ON DELETE CASCADE,
  l_uid TEXT NOT NULL REFERENCES labels(uid) ON DELETE CASCADE,
  PRIMARY KEY (v_uid, l_uid)
);
CREATE INDEX idx_video_label_l ON video_label(l_uid);