SQL Schema
Table: Triangle
+-------------+------+| Column Name | Type |+-------------+------+| x | int || y | int || z | int |+-------------+------+In SQL, (x, y, z) is the primary key column for this table.Each row of this table contains the lengths of three line segments.
Report for every three line segments whether they can form a triangle.
Return the result table in any order.
The result format is in the following example.
Example 1:
Input:
Triangle table:
+----+----+----+
| x | y | z |
+----+----+----+
| 13 | 15 | 30 |
| 10 | 20 | 15 |
+----+----+----+
Output:
+----+----+----+
----------+
| x | y | z | triangle |
+----+----+----+----------+
| 13 | 15 | 30 | No |
| 10 | 20 | 15 | Yes |
+----+----+----+----------+
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Lc居然开放数据库的题目了。。。