This topic outlines the steps to develop the West Lake Longjing business filter, following this tutorial.
Procedure
From the Dataphin home page, single click the Develop option in the top menu bar to access the Development page by default.
Use the operation guide depicted below to navigate to the New Business Filter dialog box.

In the New Business Filter dialog box, set the parameters as follows:
Parameter
Description
Basic Information
Business Entity
Select the Order Purchase (order_buy) business entity.
Data Domain
Set to the default Transaction Domain.
English Name
Enter longjing_tea as the English name.
Chinese Name
Enter West Lake Longjing as the Chinese name.
Description
Provide a brief description, such as West Lake Longjing Category.
Computation Logic
Business Filter Type
Choose the Basic Business Filter type.
Data Timeliness
Enable the Day option.
Main Source Table
Select the LD_dataphin_tutorial.fct_order_buy_di table.
Computation Logic
Opt for Unified Across All Periods and input the specified computation logic.
fct_order_buy_di.products_id = 1001 --'West Lake Longjing'Single click Save And Submit to finalize and submit the business filter.