> 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/references/data-class-management/data-class-group.md).
# Data Class Group
Management of `Data Class Groups`. Note that these APIs are not yet implemented.
## Find Data Class Groups
> Finds \`Data Class Groups\` based on the provided criteria.
```json
{"openapi":"3.0.3","info":{"title":"Collibra Classification - Data Class API","version":"0.0.3"},"tags":[{"name":"Data Class Group","description":"Management of `Data Class Groups`. Note that these APIs are not yet implemented."}],"servers":[{"url":"/rest/classification/v1"}],"security":[{"basicAuth":[]},{"jwtAuth":[]}],"components":{"securitySchemes":{"basicAuth":{"type":"http","scheme":"basic","description":"Collibra REST API authentication using Basic Authentication."},"jwtAuth":{"type":"http","scheme":"bearer","bearerFormat":"JWT","description":"Collibra REST API authentication using JSON Web Token."}},"parameters":{"DataClassGroupName":{"name":"name","in":"query","description":"The name of a `Data Class Group`.\n\nThe matching logic is case insensitive and supports partial matches.\n\nE.g. A search for `PERSONAL` or a search for `Identi` match `Data Class Group` name 'Personal Identifiable Information'\n","required":false,"schema":{"type":"string"}},"Offset":{"name":"offset","in":"query","required":false,"description":"The index of the first result to retrieve.\n\nIf not set (offset = `0`), results will be retrieved starting from row `0`.\n","schema":{"type":"integer","format":"int32","default":0}},"Limit":{"name":"limit","in":"query","required":false,"description":"The maximum number of results to retrieve.\n\nIf not set, the default limit (limit = `50`) will be used. The maximum value for this parameter is\n`1000`.\n","schema":{"type":"integer","format":"int32","default":50,"maximum":1000}}},"schemas":{"DataClassGroupPagedResponse":{"type":"object","properties":{"results":{"type":"array","description":"The list of results.","items":{"$ref":"#/components/schemas/DataClassGroup"}}}},"DataClassGroup":{"type":"object","description":"Group of `Data Classes`.\n","required":["id","name","dataClasses"],"properties":{"id":{"$ref":"#/components/schemas/DataClassGroupId"},"name":{"$ref":"#/components/schemas/DataClassGroupName"},"dataClasses":{"$ref":"#/components/schemas/DataClassIds"}}},"DataClassGroupId":{"type":"string","format":"uuid","description":"The ID of the `Data Class Group`.\n"},"DataClassGroupName":{"type":"string","description":"Name of the `Data Class Group`.\n"},"DataClassIds":{"type":"array","description":"IDs of the `Data Classes` contained in the `Data Class Group`.\n","items":{"$ref":"#/components/schemas/DataClassId"}},"DataClassId":{"type":"string","format":"uuid","description":"The ID of the `Data Class`.\n"},"StandardErrorResponse":{"type":"object","properties":{"statusCode":{"type":"integer","description":"An HTTP response code."},"titleMessage":{"type":"string","description":"A translated message."},"helpMessage":{"type":"string","description":"A translated message."},"userMessage":{"type":"string","description":"A translated message."},"errorCode":{"type":"string","description":"An error code. This error code is not translated."}}}},"responses":{"InvalidRequest400":{"description":"The request is not valid.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest401":{"description":"The client is not authenticated.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest403":{"description":"The user lacks permissions.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest500":{"description":"An unexpected error occurred.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}}}},"paths":{"/dataClassGroups":{"get":{"tags":["Data Class Group"],"summary":"Find Data Class Groups","description":"Finds `Data Class Groups` based on the provided criteria.\n","operationId":"findDataClassGroups","parameters":[{"$ref":"#/components/parameters/DataClassGroupName"},{"$ref":"#/components/parameters/Offset"},{"$ref":"#/components/parameters/Limit"}],"responses":{"200":{"description":"`Data Class Groups` successfully retrieved.\n","content":{"application/json":{"schema":{"$ref":"#/components/schemas/DataClassGroupPagedResponse"}}}},"400":{"$ref":"#/components/responses/InvalidRequest400"},"401":{"$ref":"#/components/responses/InvalidRequest401"},"403":{"$ref":"#/components/responses/InvalidRequest403"},"500":{"$ref":"#/components/responses/InvalidRequest500"}}}}}}
```
## Create a Data Class Group
> Creates a \`Data Class Group\`.
```json
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```
## Get a Data Class Group
> Get a single \`Data Class Group\` by its identifier.
```json
{"openapi":"3.0.3","info":{"title":"Collibra Classification - Data Class API","version":"0.0.3"},"tags":[{"name":"Data Class Group","description":"Management of `Data Class Groups`. Note that these APIs are not yet implemented."}],"servers":[{"url":"/rest/classification/v1"}],"security":[{"basicAuth":[]},{"jwtAuth":[]}],"components":{"securitySchemes":{"basicAuth":{"type":"http","scheme":"basic","description":"Collibra REST API authentication using Basic Authentication."},"jwtAuth":{"type":"http","scheme":"bearer","bearerFormat":"JWT","description":"Collibra REST API authentication using JSON Web Token."}},"schemas":{"DataClassGroup":{"type":"object","description":"Group of `Data Classes`.\n","required":["id","name","dataClasses"],"properties":{"id":{"$ref":"#/components/schemas/DataClassGroupId"},"name":{"$ref":"#/components/schemas/DataClassGroupName"},"dataClasses":{"$ref":"#/components/schemas/DataClassIds"}}},"DataClassGroupId":{"type":"string","format":"uuid","description":"The ID of the `Data Class Group`.\n"},"DataClassGroupName":{"type":"string","description":"Name of the `Data Class Group`.\n"},"DataClassIds":{"type":"array","description":"IDs of the `Data Classes` contained in the `Data Class Group`.\n","items":{"$ref":"#/components/schemas/DataClassId"}},"DataClassId":{"type":"string","format":"uuid","description":"The ID of the `Data Class`.\n"},"StandardErrorResponse":{"type":"object","properties":{"statusCode":{"type":"integer","description":"An HTTP response code."},"titleMessage":{"type":"string","description":"A translated message."},"helpMessage":{"type":"string","description":"A translated message."},"userMessage":{"type":"string","description":"A translated message."},"errorCode":{"type":"string","description":"An error code. This error code is not translated."}}}},"responses":{"InvalidRequest400":{"description":"The request is not valid.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest401":{"description":"The client is not authenticated.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest403":{"description":"The user lacks permissions.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest404":{"description":"Resource not found.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest500":{"description":"An unexpected error occurred.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}}}},"paths":{"/dataClassGroups/{dataClassGroupId}":{"get":{"tags":["Data Class Group"],"summary":"Get a Data Class Group","description":"Get a single `Data Class Group` by its identifier.\n","operationId":"getDataClassGroup","responses":{"200":{"description":"`Data Class Group` successfully retrieved.\n","content":{"application/json":{"schema":{"$ref":"#/components/schemas/DataClassGroup"}}}},"400":{"$ref":"#/components/responses/InvalidRequest400"},"401":{"$ref":"#/components/responses/InvalidRequest401"},"403":{"$ref":"#/components/responses/InvalidRequest403"},"404":{"$ref":"#/components/responses/InvalidRequest404"},"500":{"$ref":"#/components/responses/InvalidRequest500"}}}}}}
```
## Delete a Data Class Group
> Delete a \`Data Class Group\` by its identifier.
```json
{"openapi":"3.0.3","info":{"title":"Collibra Classification - Data Class API","version":"0.0.3"},"tags":[{"name":"Data Class Group","description":"Management of `Data Class Groups`. Note that these APIs are not yet implemented."}],"servers":[{"url":"/rest/classification/v1"}],"security":[{"basicAuth":[]},{"jwtAuth":[]}],"components":{"securitySchemes":{"basicAuth":{"type":"http","scheme":"basic","description":"Collibra REST API authentication using Basic Authentication."},"jwtAuth":{"type":"http","scheme":"bearer","bearerFormat":"JWT","description":"Collibra REST API authentication using JSON Web Token."}},"responses":{"InvalidRequest400":{"description":"The request is not valid.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest401":{"description":"The client is not authenticated.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest403":{"description":"The user lacks permissions.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest404":{"description":"Resource not found.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest500":{"description":"An unexpected error occurred.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}}},"schemas":{"StandardErrorResponse":{"type":"object","properties":{"statusCode":{"type":"integer","description":"An HTTP response code."},"titleMessage":{"type":"string","description":"A translated message."},"helpMessage":{"type":"string","description":"A translated message."},"userMessage":{"type":"string","description":"A translated message."},"errorCode":{"type":"string","description":"An error code. This error code is not translated."}}}}},"paths":{"/dataClassGroups/{dataClassGroupId}":{"delete":{"summary":"Delete a Data Class Group","description":"Delete a `Data Class Group` by its identifier.\n","tags":["Data Class Group"],"operationId":"deleteDataClassGroup","responses":{"204":{"description":"`Data Class Group` successfully deleted.\n"},"400":{"$ref":"#/components/responses/InvalidRequest400"},"401":{"$ref":"#/components/responses/InvalidRequest401"},"403":{"$ref":"#/components/responses/InvalidRequest403"},"404":{"$ref":"#/components/responses/InvalidRequest404"},"500":{"$ref":"#/components/responses/InvalidRequest500"}}}}}}
```
## Update a Data Class Group.
> Update attributes of a \`Data Class Group\`.
```json
{"openapi":"3.0.3","info":{"title":"Collibra Classification - Data Class API","version":"0.0.3"},"tags":[{"name":"Data Class Group","description":"Management of `Data Class Groups`. Note that these APIs are not yet implemented."}],"servers":[{"url":"/rest/classification/v1"}],"security":[{"basicAuth":[]},{"jwtAuth":[]}],"components":{"securitySchemes":{"basicAuth":{"type":"http","scheme":"basic","description":"Collibra REST API authentication using Basic Authentication."},"jwtAuth":{"type":"http","scheme":"bearer","bearerFormat":"JWT","description":"Collibra REST API authentication using JSON Web Token."}},"schemas":{"ChangeDataClassGroupRequest":{"type":"object","description":"Request to update a `Data Class Group`.\n\nAll the attributes are optional.\n","properties":{"name":{"$ref":"#/components/schemas/DataClassGroupName"},"dataClasses":{"$ref":"#/components/schemas/DataClassIds"}}},"DataClassGroupName":{"type":"string","description":"Name of the `Data Class Group`.\n"},"DataClassIds":{"type":"array","description":"IDs of the `Data Classes` contained in the `Data Class Group`.\n","items":{"$ref":"#/components/schemas/DataClassId"}},"DataClassId":{"type":"string","format":"uuid","description":"The ID of the `Data Class`.\n"},"DataClassGroup":{"type":"object","description":"Group of `Data Classes`.\n","required":["id","name","dataClasses"],"properties":{"id":{"$ref":"#/components/schemas/DataClassGroupId"},"name":{"$ref":"#/components/schemas/DataClassGroupName"},"dataClasses":{"$ref":"#/components/schemas/DataClassIds"}}},"DataClassGroupId":{"type":"string","format":"uuid","description":"The ID of the `Data Class Group`.\n"},"StandardErrorResponse":{"type":"object","properties":{"statusCode":{"type":"integer","description":"An HTTP response code."},"titleMessage":{"type":"string","description":"A translated message."},"helpMessage":{"type":"string","description":"A translated message."},"userMessage":{"type":"string","description":"A translated message."},"errorCode":{"type":"string","description":"An error code. This error code is not translated."}}}},"responses":{"InvalidRequest400":{"description":"The request is not valid.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest401":{"description":"The client is not authenticated.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest403":{"description":"The user lacks permissions.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest404":{"description":"Resource not found.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}},"InvalidRequest500":{"description":"An unexpected error occurred.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/StandardErrorResponse"}}}}}},"paths":{"/dataClassGroups/{dataClassGroupId}":{"patch":{"tags":["Data Class Group"],"summary":"Update a Data Class Group.","description":"Update attributes of a `Data Class Group`.\n","operationId":"changeDataClassGroup","requestBody":{"content":{"application/json":{"schema":{"$ref":"#/components/schemas/ChangeDataClassGroupRequest"}}}},"responses":{"200":{"description":"`Data Class Group` successfully changed.\n","content":{"application/json":{"schema":{"$ref":"#/components/schemas/DataClassGroup"}}}},"400":{"$ref":"#/components/responses/InvalidRequest400"},"401":{"$ref":"#/components/responses/InvalidRequest401"},"403":{"$ref":"#/components/responses/InvalidRequest403"},"404":{"$ref":"#/components/responses/InvalidRequest404"},"500":{"$ref":"#/components/responses/InvalidRequest500"}}}}}}
```