updatetable
Use the updatetable command to update an existing table created using
            the createtable command. You can apply a sub-query or an
                eval expression to the table, and show or hide fields. This command
            works only in the link visualization.
               
Syntax:
updatetable name = <name> <subquery>Parameters
The following table lists the parameters used in this command, along with their descriptions.
| Parameter | Description | 
|---|---|
| name | Name of the table, as used in the
                                         | 
| subquery | The sub-query to apply on the tabulated data. | 
The following command calculates the average content size in GB and adds
                the new column Avg Content Size (GB) to the table: 
                  
* | link Entity, Severity
 | eventstats avg('Content Size') as 'Avg Content Size' by Severity
 | createtable name = 'Size By Severity' select Severity, 'Avg Content Size'
 | updatetable name = 'Size By Severity' [
     *| eval 'Avg Content Size (GB)' = unit('Avg Content Size' / 1024 / 1024, GB)]The following command summarizes the top 3 average content sizes:
* | link Entity, Severity
 | eventstats avg('Content Size') as 'Avg Content Size' by Severity
 | createtable name = 'Size By Severity' select Severity, 'Avg Content Size'
 | updatetable name = 'Size By Severity' [ Severity != Info | top limit = 3 'Avg Content Size' ]