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transformations:trimtable

TRIM TABLE

Category: Transform / Filters


Description

This action keeps or removes the first or last N rows.


Use cases

  • Keep only the top N significant items (e.g. top 10 products by sales volume) for a report or dashboard.
  • Reduce the size of a larger dataset to a specific number of rows during the initial build of a workflow. Remove or disable the Trim table action when the workflow is complete, to process the entire dataset.
  • Remove extraneous metadata from the top or bottom of a dataset.


Action settings

Setting Description
Keep only/RemoveSelect whether rows will be kept or removed.
Top/BottomSelect whether the rows at the top or bottom of the table will be kept/removed.
N rows*Enter/Select the number of rows to keep/remove.

* Setting can be specified using a parameter.


Examples

Example #1

Remove the 2 rows of metadata (heading and underline) from the top of the table.

Before (source table)

Mountain Height (m)
Tallest Mountains
————————-
Mt. Everest 8848.86
K2 8611
Kangchenjunga 8586

After (result table)

Mountain Height (m)
Mt. Everest 8848.86
K2 8611
Kangchenjunga 8586

Action parameters

Keep only/Remove: Remove
Top/Bottom: Top
N rows: 2


Example #2

Keep the top 3 rows of the table and remove the rest.

Before (source table)

Mountain Height (m)
Mt. Everest 8848.86
K2 8611
Kangchenjunga 8586
Lhotse 8516
Makalu 8485
Cho Oyu 8188

After (result table)

Mountain Height (m)
Lhotse 8516
Makalu 8485
Cho Oyu 8188

Action parameters

Keep only/Remove: Keep
Top/Bottom: Bottom
N rows: 3


Community examples


See also

transformations/trimtable.txt · Last modified: 2025/01/21 20:15 by craigt

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