Rollup Column
Calculate an entire column or relation
The rollup allows you to perform a calculation on an entire column or a Relation. The most basic computation for the rollup is Count.
For example, in the image below we create a rollup column that counts the number of items in the Animals
column.
Column or relation source
You can perform a calculation on values in a column or a relation column. For example, in the app below we have a list of users with a relation
Calculations
The rollup column can perform different calculations based on the data it finds in the column or relation you select.
The rollup column can calculate the Count
, Count Unique
, Sum
, Average
, Range
, Minimum
and Maximum
of number values in a column or relation.
You can use the rollup in many ways. Our expense splitter template also uses the rollup column to calculate the Sum
& Count
of different columns. https://go.glideapps.com/app/expense-splitter-template
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