What is the difference between activity and data transform in PEGA?

Hi, Activity rules provide us with one way to automate the processing of work in pega applications using a program-like approach. A data transform rule provides a purpose-built rule for easily transforming and mapping clipboard data without using activities.

In which three situations can you use a data transform?

Question: 1

• To set the destination location as the arrival location.
• To create a new property after case creation.
• To set the default arrival date to five days in the future.
• To copy the first and last name properties into a single property value.
• To perform an action that allows the user to update a reservation.

How will you create a data transforming page in PEGA?

Step 1: In the activity append 2 pages to the SourceList property as shown below. Step 2: In the data transform, Use ‘a new page’ in Relation. Step 3: run the activity and check the clipboard. Relation – An existing page.

How do you call a function in data transform in PEGA?

How to call Data-Transform from expression builder?

1. Create a data transform.
2. Create an activity which calls the above data transform.
3. Create a custom function which calls above activity.
4. Use this function in the expression builder.

Why activity is not used in PEGA?

The link that i have shared, if you go to that link it explains the reason why pega doesn’t recommend the use of activities. Few of them are obstacle to reuse,security vulnerabilities, Costs valuable time to develop, debug, and maintain, etc.

Why activity is not recommended in PEGA?

The activities are not recommended because it allows you to do further complex tasks such as writing the java code, calling external services and many more which might cause the performance issues to your business use case and are also complex to debug the issues.

Which issue do you address by simulating a data source?

Simulating the data source allows you to implement case processing before the external system is available. External data source simulation is also useful to unit test since you can dictate the returned response.

Can we call decision tree from data transform in PEGA?

Hi, You can use pxEvaluateDecisionTable function to call the Decision table.

Can we call activity from data transform?

we need to write a custom function to call activity from data transform. You can call custom activities as well from data transform using callActivity() function.

How do you call flow in PEGA?

If you need to specify a flow using a parameter or property reference, use the activity StartFlow. Type Flow-New in the Method field, followed by one space and a flow name (the second key part of a Rule-Obj-Flow record) as a literal constant. If the flow takes parameters, you can display them by expanding the step.

What is page list property in PEGA?

A Page List property is an ordered list of embedded pages that are referenced by a numeric subscript, starting with 1. Page List properties are useful for holding lists of data. A Page Group property is an unordered set of pages that is referenced by a string subscript.

https://www.youtube.com/watch?v=OyVERnNsT7U