Is there any formula to lookup field in all children records. I have subscribers that are children from an event which is the parent table. I want to have a formula text field in the event recor...
This can be done with oneRich Text Formula Field using the 3Q&S Techniquewithout any limitation on the number of child records and using any adornment of the summarized child records with HTML and CSS. Here is a quick demo of me emulating the the style of the native "combine text" summary fields:
(1) Concatenating fields from all child records is also a catamorphism (aka fold, reduce, collect, summarize, aggregate etc). Not only can you use this technique to implement any of the numeric catamorphisms listed in the below post, you can apply catamorphisms to text entities.
