ATAN()

Description

The ATAN() function returns the arctangent(given in radians) of the input number.

Syntax

1. > ATAN(number)

Arguments

Arguments Description
number Required. Any numeric data type supported now.

Examples

1. > drop table if exists t1;
2. > create table t1(a int,b float);
3. > insert into t1 values(1,3.14159);
4. > insert into t1 values(0,1);
5. > select atan(a),atan(tan(b)) from t1;
6. +---------+--------------+
7. | atan(a) | atan(tan(b)) |
8. +---------+--------------+
9. |  0.7854 |      -0.0000 |
10. |  0.0000 |       1.0000 |
11. +---------+--------------+

Constraints

Currently, MatrixOne doesn’t support select function() without from tables.