Apache Tajo - acos(x)

Let us now check the acos(x) function with the following query.

Query

default> select acos(0.5) as inversecosine;

Result

The above query will generate the following result.

inversecosine 
------------------------------- 
1.0471975511965979

Inverse cosine(acos) value for 0.5 is 1.047197.