Overview
The Advanced Table Viewer macro allows you to import, format, and display data from various data sources in a table format using predefined profiles.
...
The Sum-up option in Beta provides only Sum sum and Avg calculationaverage calculation and is applicable only for columns with numeric data.
To be done (let me know if we want to include anything else here)
Future enhancements:
Future releases will support additional data sources, such as JSON and Excel. (need inputs on what other data sources will be supported)
The macro will support more advanced options to interact with your data, such as text filtering, searching in the table, exporting, and more.
...
Insert the macro and select the data connector. By default, CSV is selected.
The Select a Profile drop-down macro displays the list of profiles. Select the profile from which you want to import the data as a Confluence table.
The Select Columns drop-down displays the list of column names to output in the table.
You can select, remove, and order the column names as needed. The selected order of the column names is displayed in the confluence table.
To clear all the selected column names, click Clear All (
)in the drop-down. 
To remove any specific column name from the list, next to the column name, click
.After clearing selections, click the drop-down and select the column names again in the required order.
...
When you insert the macro on a Confluence page without configuration, it displays a welcome note. <screenshot to be included>
...
Macro features
The Advanced Table Viewer macro offers quick formatting options when viewing tables on the Confluence page. You can work with the data and create customizable views.
...