compound_three_primary_keys

12 rows where pk1 = "b" and pk3 = "z"

descending

Link	pk1	pk2	pk3	content
b,a,z	b	a	z	b-a-z
b,b,z	b	b	z	b-b-z
b,c,z	b	c	z	b-c-z
b,d,z	b	d	z	b-d-z
b,e,z	b	e	z	b-e-z
b,f,z	b	f	z	b-f-z
b,g,z	b	g	z	b-g-z
b,h,z	b	h	z	b-h-z
b,i,z	b	i	z	b-i-z
b,j,z	b	j	z	b-j-z
b,k,z	b	k	z	b-k-z
b,l,z	b	l	z	b-l-z

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CREATE TABLE compound_three_primary_keys (
  pk1 varchar(30),
  pk2 varchar(30),
  pk3 varchar(30),
  content text,
  PRIMARY KEY (pk1, pk2, pk3)
);
CREATE INDEX idx_compound_three_primary_keys_content ON compound_three_primary_keys(content);