# Class: RollupGroup
URI: [ontoassoc:RollupGroup](https://w3id.org/oak/association/RollupGroup)
```{mermaid}
classDiagram
class RollupGroup
RollupGroup : associations
RollupGroup --> Association : associations
RollupGroup : group_object
RollupGroup : sub_groups
RollupGroup --> RollupGroup : sub_groups
```
## Slots
| Name | Cardinality and Range | Description | Inheritance |
| --- | --- | --- | --- |
| [group_object](group_object.md) | 0..1
[Uriorcurie](Uriorcurie.md) | An ontology entity that is the ancestor of the objects in the group's | direct |
| [sub_groups](sub_groups.md) | 0..*
[RollupGroup](RollupGroup.md) | Container for groups within a rollup group | direct |
| [associations](associations.md) | 0..*
[Association](Association.md) | A collection of associations | direct |
## Usages
| used by | used in | type | used |
| --- | --- | --- | --- |
| [RollupGroup](RollupGroup.md) | [sub_groups](sub_groups.md) | range | [RollupGroup](RollupGroup.md) |
## Identifier and Mapping Information
### Schema Source
* from schema: https://w3id.org/oak/association
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | ontoassoc:RollupGroup |
| native | ontoassoc:RollupGroup |
## LinkML Source
### Direct
```yaml
name: RollupGroup
from_schema: https://w3id.org/oak/association
slots:
- group_object
- sub_groups
- associations
```
### Induced
```yaml
name: RollupGroup
from_schema: https://w3id.org/oak/association
attributes:
group_object:
name: group_object
description: "An ontology entity that is the ancestor of the objects in the group's\
\ \nassociations and sub-group associations."
from_schema: https://w3id.org/oak/association
rank: 1000
slot_uri: rdf:object
alias: group_object
owner: RollupGroup
domain_of:
- RollupGroup
range: uriorcurie
sub_groups:
name: sub_groups
description: Container for groups within a rollup group.
from_schema: https://w3id.org/oak/association
rank: 1000
multivalued: true
alias: sub_groups
owner: RollupGroup
domain_of:
- RollupGroup
range: RollupGroup
inlined: true
inlined_as_list: true
associations:
name: associations
description: A collection of associations
from_schema: https://w3id.org/oak/association
rank: 1000
multivalued: true
alias: associations
owner: RollupGroup
domain_of:
- RollupGroup
range: Association
inlined: true
inlined_as_list: true
```