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SELECT
CASE
WHEN (A+B) <= C OR (B+C) <= A OR (A+C) <= B THEN 'Not A Triangle'
WHEN A=B AND B=C THEN 'Equilateral'
WHEN A=B OR A=C OR B=C THEN 'Isosceles'
ELSE 'Scalene'
END
FROM TRIANGLES;
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Type of Triangle
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SELECT CASE WHEN (A+B) <= C OR (B+C) <= A OR (A+C) <= B THEN 'Not A Triangle' WHEN A=B AND B=C THEN 'Equilateral' WHEN A=B OR A=C OR B=C THEN 'Isosceles' ELSE 'Scalene' END FROM TRIANGLES;