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23 lines
790 B
SQL
23 lines
790 B
SQL
SET joined_subquery_requires_alias = 0;
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DROP TABLE IF EXISTS ANIMAL;
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CREATE TABLE ANIMAL ( ANIMAL Nullable(String) ) engine = TinyLog;
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INSERT INTO ANIMAL (ANIMAL) VALUES ('CAT'), ('FISH'), ('DOG'), ('HORSE'), ('BIRD');
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select * from (
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select x.b x, count(distinct x.c) ANIMAL
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from (
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select a.ANIMAL a, 'CAT' b, c.ANIMAL c, d.ANIMAL d
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from ANIMAL a join ANIMAL b on a.ANIMAL = b.ANIMAL
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left outer join ANIMAL c on (b.ANIMAL = c.ANIMAL)
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right outer join (select * from ANIMAL union all select * from ANIMAL
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union all select * from ANIMAL) d on (a.ANIMAL = d.ANIMAL)
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where d.ANIMAL <> 'CAT' and c.ANIMAL <>'DOG' and b.ANIMAL <> 'FISH') as x
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where x.b >= 'CAT'
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group by x.b
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having ANIMAL >= 0) ANIMAL
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where ANIMAL.ANIMAL >= 0;
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DROP TABLE ANIMAL;
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