e (mathematical constant) (e)

[ 1 Description ] [ 2 How does it work in the search window? ] [ 3 How does it work in LINQ? ]

Description

Adds a new column that returns the value of the Euler's number (2.718281828459045).

How does it work in the search window?

Select Create column in the search window toolbar, then select the e (mathematical constant) operation. This operation needs no arguments.

The data type of the values in the new column is float.

Example

In the siem.logtrust.web.activity table, we want to add a new column that contains the value of the e constant. To do it, we will create a new column using the e (mathematical constant) operation.

Click Create column and you will see the following result:

How does it work in LINQ?

Use the operator select... as... and add the operation syntax to create the new column. This is the syntax for the e (mathematical constant) operation:

e()

Example

You can copy the following LINQ script and try the above example on the siem.logtrust.web.activity table:

from siem.logtrust.web.activity
  select e() as e_constant