• + 1 comment

    what is wrong with this query to check if not a triangle: SELECT CASE WHEN A=B AND B=C AND C=A THEN 'Equilateral' WHEN (A=B) OR (B=C) OR (C=A) THEN 'Isosceles' WHEN ((A+B)<=C)OR((B+C)<=A)OR((C+B)<=A) THEN 'Not A Triangle' WHEN A<>B AND B<>C AND C<>A THEN 'Scalene' END FROM TRIANGLES