On 01/22/2016 03:46 PM, Tom Lane wrote:
Add trigonometric functions that work in degrees.
The implementations go to some lengths to deliver exact results for values
where an exact result can be expected, such as sind(30) = 0.5 exactly.
I have a host here that is having regression test failures from this commit:
--- src/test/regress/expected/float8.out
+++ src/test/regress/results/float8.out
@@ -490,9 +490,9 @@
x | asind | acosd | atand
------+-------+-------+-------
-1 | -90 | 180 | -45
- -0.5 | -30 | 120 |
+ -0.5 | | 120 |
0 | 0 | 90 | 0
- 0.5 | 30 | 60 |
+ 0.5 | | 60 |
1 | 90 | 0 | 45
(5 rows)
Any ideas?
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