# Categories

## Category list

<div align="left"><img src="https://4110701782-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LQ0OuyalhD4eRB31PgV%2F-LQ0P-T4HIR4NuuKqbhT%2F-LQ0PAz3jl3_vltX6IsT%2Fcategories_list_624x257.png?generation=1540843171156312&#x26;alt=media" alt=""></div>

## Category screen

<div align="left"><img src="https://4110701782-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LQ0OuyalhD4eRB31PgV%2F-LQ0P-T4HIR4NuuKqbhT%2F-LQ0P9VgUiLukCtM92yu%2Fadd_category_624x150.png?generation=1540843164060290&#x26;alt=media" alt=""></div>

## Menu banner

| Links        | Remarks                                                |
| ------------ | ------------------------------------------------------ |
| New category | Displays a blank categories form to add a new category |
| Refresh      | Refreshes the displayed category list                  |

## Filters

| Filter on \* | Remarks                         |
| ------------ | ------------------------------- |
| Name         | Filters by category name        |
| Description  | Filters by category description |

\* A filter can be applied to a part of a field.

## Category list

| Columns     | Remarks                                                        |
| ----------- | -------------------------------------------------------------- |
| Name        | Category name (a link displays the category form in edit mode) |
| Description | Category description                                           |
| Utilization | Number of processes listed in the category                     |

## Category form

| Fields      | Remarks                                                                                                        |
| ----------- | -------------------------------------------------------------------------------------------------------------- |
| Name        | Unique identifier for the category; must respect nomenclature and be limited to 30 characters (required field) |
| Description | Category description limited to 255 characters (required field)                                                |

## Deleting a category

A category cannot be deleted if used by a process.
