Automatization of Practices and Algorithms > Getting Started with the Calculation Algorithms Extension in the Web Application > Building Calculation Algorithm > Inserting and Setting Up Aggregation Blocks
An aggregation block is used to execute aggregation by specified parameters.
Create a new aggregation block
Creating and editing is executed in the aggregation block editing wizard, in which bock parameters can be set up:
Aggregation block setup includes the following steps:
To save settings:
Click the Save button.
Select the Save and Close item in the drop-down menu of the Save button. After the command is executed, the specified settings are saved and the aggregation block editing wizard closes.
NOTE. The Save and Close item is available only on opening aggregation block for edit.
See also:
Building Calculation Algorithm
Create button in the main menu and select the object type on the 
Aggregation Block item in the drop-down menu of the 
Add Block button on the