> For the complete documentation index, see [llms.txt](https://developer.collibra.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.collibra.com/api/graphql/data-access/unions.md).

# Unions

- [AbacComparisonExpression](https://developer.collibra.com/api/graphql/data-access/unions/abac-comparison-expression.md)
- [AbacComparisonExpressionOperand](https://developer.collibra.com/api/graphql/data-access/unions/abac-comparison-expression-operand.md)
- [AccessControlConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-control-connection-result.md)
- [AccessControlFromAccessRequestResult](https://developer.collibra.com/api/graphql/data-access/unions/access-control-from-access-request-result.md)
- [AccessControlMatchSideEffectWhoItem](https://developer.collibra.com/api/graphql/data-access/unions/access-control-match-side-effect-who-item.md)
- [AccessControlResult](https://developer.collibra.com/api/graphql/data-access/unions/access-control-result.md)
- [AccessControlValidationResult](https://developer.collibra.com/api/graphql/data-access/unions/access-control-validation-result.md)
- [AccessControlWithOptionalAccessRequestsResult](https://developer.collibra.com/api/graphql/data-access/unions/access-control-with-optional-access-requests-result.md)
- [AccessPermissionsResult](https://developer.collibra.com/api/graphql/data-access/unions/access-permissions-result.md)
- [AccessRequestActionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-request-action-result.md)
- [AccessRequestApprovalActionListResult](https://developer.collibra.com/api/graphql/data-access/unions/access-request-approval-action-list-result.md)
- [AccessRequestAssigneeIdentity](https://developer.collibra.com/api/graphql/data-access/unions/access-request-assignee-identity.md)
- [AccessRequestConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-request-connection-result.md)
- [AccessRequestResult](https://developer.collibra.com/api/graphql/data-access/unions/access-request-result.md)
- [AccessRequestStepResult](https://developer.collibra.com/api/graphql/data-access/unions/access-request-step-result.md)
- [AccessRequestStepResultConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-request-step-result-connection-result.md)
- [AccessRequestWhatItemConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-request-what-item-connection-result.md)
- [AccessWhatAccessControlItemConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-what-access-control-item-connection-result.md)
- [AccessWhatDataObjectItemConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-what-data-object-item-connection-result.md)
- [AccessWhoItemConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/access-who-item-connection-result.md)
- [AccessWhoItemItem](https://developer.collibra.com/api/graphql/data-access/unions/access-who-item-item.md)
- [AccountConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/account-connection-result.md)
- [CatalogAssetRelationsPageResult](https://developer.collibra.com/api/graphql/data-access/unions/catalog-asset-relations-page-result.md)
- [CatalogAssetResult](https://developer.collibra.com/api/graphql/data-access/unions/catalog-asset-result.md)
- [CommentConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/comment-connection-result.md)
- [CommentResult](https://developer.collibra.com/api/graphql/data-access/unions/comment-result.md)
- [CountResult](https://developer.collibra.com/api/graphql/data-access/unions/count-result.md)
- [DataComparisonExpression](https://developer.collibra.com/api/graphql/data-access/unions/data-comparison-expression.md)
- [DataComparisonExpressionOperand](https://developer.collibra.com/api/graphql/data-access/unions/data-comparison-expression-operand.md)
- [DataObjectConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/data-object-connection-result.md)
- [DataObjectResult](https://developer.collibra.com/api/graphql/data-access/unions/data-object-result.md)
- [DataSourceConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/data-source-connection-result.md)
- [DataSourceResult](https://developer.collibra.com/api/graphql/data-access/unions/data-source-result.md)
- [DeleteCommentResult](https://developer.collibra.com/api/graphql/data-access/unions/delete-comment-result.md)
- [DeleteDataSourceResult](https://developer.collibra.com/api/graphql/data-access/unions/delete-data-source-result.md)
- [DeleteGrantCategoryResult](https://developer.collibra.com/api/graphql/data-access/unions/delete-grant-category-result.md)
- [DeleteTagResult](https://developer.collibra.com/api/graphql/data-access/unions/delete-tag-result.md)
- [DirectAccessResult](https://developer.collibra.com/api/graphql/data-access/unions/direct-access-result.md)
- [ExportedItem](https://developer.collibra.com/api/graphql/data-access/unions/exported-item.md)
- [GrantCategoryResult](https://developer.collibra.com/api/graphql/data-access/unions/grant-category-result.md)
- [GroupedDataAccessReturnItemConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/grouped-data-access-return-item-connection-result.md)
- [GroupedUserAccessReturnItemConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/grouped-user-access-return-item-connection-result.md)
- [IssueConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/issue-connection-result.md)
- [IssueEntity](https://developer.collibra.com/api/graphql/data-access/unions/issue-entity.md)
- [MessageValue](https://developer.collibra.com/api/graphql/data-access/unions/message-value.md)
- [NextHopToDataObjectResult](https://developer.collibra.com/api/graphql/data-access/unions/next-hop-to-data-object-result.md)
- [NextHopToUserResult](https://developer.collibra.com/api/graphql/data-access/unions/next-hop-to-user-result.md)
- [PromiseDetailsResult](https://developer.collibra.com/api/graphql/data-access/unions/promise-details-result.md)
- [RoleAssignmentConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/role-assignment-connection-result.md)
- [RoleAssignmentOn](https://developer.collibra.com/api/graphql/data-access/unions/role-assignment-on.md)
- [RoleAssignmentTo](https://developer.collibra.com/api/graphql/data-access/unions/role-assignment-to.md)
- [RoleResult](https://developer.collibra.com/api/graphql/data-access/unions/role-result.md)
- [SearchItem](https://developer.collibra.com/api/graphql/data-access/unions/search-item.md)
- [SearchResultItemConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/search-result-item-connection-result.md)
- [TagConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/tag-connection-result.md)
- [TagKeyConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/tag-key-connection-result.md)
- [TagResult](https://developer.collibra.com/api/graphql/data-access/unions/tag-result.md)
- [TagValueConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/tag-value-connection-result.md)
- [UserConnectionResult](https://developer.collibra.com/api/graphql/data-access/unions/user-connection-result.md)
- [UserResult](https://developer.collibra.com/api/graphql/data-access/unions/user-result.md)