video_category

6 rows where v_uid = "v_i4i5n"

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Link v_uid c_uid
v_i4i5n,c_0951h v_i4i5n Hi-Def c_0951h
v_i4i5n,c_3s1t0 v_i4i5n Big Tits c_3s1t0
v_i4i5n,c_g1r8g v_i4i5n Beautiful Girl c_g1r8g
v_i4i5n,c_nouxx v_i4i5n Creampie c_nouxx
v_i4i5n,c_s8q54 v_i4i5n Academy Uniform c_s8q54
v_i4i5n,c_v3sbf v_i4i5n School Uniform c_v3sbf

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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);