Apache-presto-trigonometric-function-atan2
提供：Dev Guides
三角関数atan2（y、x）
問い合わせ
presto:default> select atan2(2,3) as inverse_tangent;結果
inverse_tangent
--------------------
0.5880026035475675
presto:default> select atan2(2,3) as inverse_tangent; inverse_tangent
--------------------
0.5880026035475675