video_category

6 rows where v_uid = "v_ammuw"

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Link v_uid c_uid
v_ammuw,c_0951h v_ammuw Hi-Def c_0951h
v_ammuw,c_dbas9 v_ammuw Idol Video c_dbas9
v_ammuw,c_g1r8g v_ammuw Beautiful Girl c_g1r8g
v_ammuw,c_hn6cc v_ammuw Idol c_hn6cc
v_ammuw,c_qdq9p v_ammuw Swimsuit c_qdq9p
v_ammuw,c_sq4lx v_ammuw Gravure c_sq4lx

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CREATE TABLE video_category (
  v_uid TEXT NOT NULL REFERENCES videos(uid)     ON DELETE CASCADE,
  c_uid TEXT NOT NULL REFERENCES categories(uid) ON DELETE CASCADE,
  PRIMARY KEY (v_uid, c_uid)
);
CREATE INDEX idx_video_category_c ON video_category(c_uid);