# Metadata

Metadata about the API, such as versions.

## Get Available MongoDB Versions

> Retrieves all MongoDB versions available for new MongoDB clusters.

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MongoDB REST API","version":"1.0.0"},"tags":[{"name":"Metadata","description":"Metadata about the API, such as versions."}],"servers":[{"url":"https://api.ionos.com/databases/mongodb","description":"Production"}],"security":[{"basicAuth":[]},{"tokenAuth":[]}],"components":{"securitySchemes":{"basicAuth":{"type":"http","scheme":"basic","description":"For 'Basic' authentication, take your credentials by first combining the username and password with a colon (``username:password``) and then encoding the resulting string in base64 (``YWxhZGRpbjpvcGVuc2VzYW1l``).\n\n**Example Request Header**\n\n``Authorization: Basic YWxhZGRpbjpvcGVuc2Vzl``\n\nMore details: https://en.wikipedia.org/wiki/Basic_access_authentication\n"},"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Authorization is granted when a valid proof of identity is provided along with an API request for data. This proof of identity is in the form of a JSON web access token, a unique string that identifies a user.\n\n**Example Request Header**\n\n``Authorization: Bearer ACCESS_TOKEN``\n"}},"schemas":{"MongoDBVersionList":{"description":"List of MongoDB versions.","properties":{"data":{"type":"array","items":{"properties":{"name":{"$ref":"#/components/schemas/MongoDBVersion"}},"type":"object"}}},"type":"object"},"MongoDBVersion":{"type":"string","description":"The MongoDB version of your cluster."},"ErrorResponse":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"type":"object"},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code.\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"ApiError":{"description":"Any erroneous status code: 400 (parse error), 401 (authorization error),\n402 (trial access), 403 (insufficient permissions), 404 (not found),\n405 (unsupported HTTP method), 415 (unsupported content type),\n422 (validation error), 429 (request rate limit exceeded),\n500 (server error), 503 (maintenance)\n","headers":{"Content-Type":{"description":"The content type of the response.","schema":{"type":"string","default":"application/problem+json"}}},"content":{"application/json":{"schema":{"$ref":"#/components/schemas/ErrorResponse"}}}}}},"paths":{"/versions":{"get":{"operationId":"versionsGet","summary":"Get Available MongoDB Versions","description":"Retrieves all MongoDB versions available for new MongoDB clusters.","tags":["Metadata"],"responses":{"200":{"description":"Successful operation.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/MongoDBVersionList"}}}},"default":{"$ref":"#/components/responses/ApiError"}}}}}}
```

## Get API Version

> Retrieves the current version of the responding API.

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MongoDB REST API","version":"1.0.0"},"tags":[{"name":"Metadata","description":"Metadata about the API, such as versions."}],"servers":[{"url":"https://api.ionos.com/databases/mongodb","description":"Production"}],"security":[{"basicAuth":[]},{"tokenAuth":[]}],"components":{"securitySchemes":{"basicAuth":{"type":"http","scheme":"basic","description":"For 'Basic' authentication, take your credentials by first combining the username and password with a colon (``username:password``) and then encoding the resulting string in base64 (``YWxhZGRpbjpvcGVuc2VzYW1l``).\n\n**Example Request Header**\n\n``Authorization: Basic YWxhZGRpbjpvcGVuc2Vzl``\n\nMore details: https://en.wikipedia.org/wiki/Basic_access_authentication\n"},"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Authorization is granted when a valid proof of identity is provided along with an API request for data. This proof of identity is in the form of a JSON web access token, a unique string that identifies a user.\n\n**Example Request Header**\n\n``Authorization: Bearer ACCESS_TOKEN``\n"}},"schemas":{"APIVersion":{"properties":{"name":{"type":"string"},"swaggerUrl":{"type":"string"}},"type":"object"},"ErrorResponse":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"type":"object"},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code.\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"ApiError":{"description":"Any erroneous status code: 400 (parse error), 401 (authorization error),\n402 (trial access), 403 (insufficient permissions), 404 (not found),\n405 (unsupported HTTP method), 415 (unsupported content type),\n422 (validation error), 429 (request rate limit exceeded),\n500 (server error), 503 (maintenance)\n","headers":{"Content-Type":{"description":"The content type of the response.","schema":{"type":"string","default":"application/problem+json"}}},"content":{"application/json":{"schema":{"$ref":"#/components/schemas/ErrorResponse"}}}}}},"paths":{"/infos/version":{"get":{"operationId":"infosVersionGet","summary":"Get API Version","description":"Retrieves the current version of the responding API.","tags":["Metadata"],"responses":{"200":{"description":"Successful operation.","content":{"application/json":{"schema":{"$ref":"#/components/schemas/APIVersion"}}}},"default":{"$ref":"#/components/responses/ApiError"}}}}}}
```

## Get All API Versions

> Retrieves all available versions of the responding API.

```json
{"openapi":"3.0.3","info":{"title":"IONOS DBaaS MongoDB REST API","version":"1.0.0"},"tags":[{"name":"Metadata","description":"Metadata about the API, such as versions."}],"servers":[{"url":"https://api.ionos.com/databases/mongodb","description":"Production"}],"security":[{"basicAuth":[]},{"tokenAuth":[]}],"components":{"securitySchemes":{"basicAuth":{"type":"http","scheme":"basic","description":"For 'Basic' authentication, take your credentials by first combining the username and password with a colon (``username:password``) and then encoding the resulting string in base64 (``YWxhZGRpbjpvcGVuc2VzYW1l``).\n\n**Example Request Header**\n\n``Authorization: Basic YWxhZGRpbjpvcGVuc2Vzl``\n\nMore details: https://en.wikipedia.org/wiki/Basic_access_authentication\n"},"tokenAuth":{"type":"apiKey","in":"header","name":"Authorization","description":"Authorization is granted when a valid proof of identity is provided along with an API request for data. This proof of identity is in the form of a JSON web access token, a unique string that identifies a user.\n\n**Example Request Header**\n\n``Authorization: Bearer ACCESS_TOKEN``\n"}},"schemas":{"APIVersion":{"properties":{"name":{"type":"string"},"swaggerUrl":{"type":"string"}},"type":"object"},"ErrorResponse":{"properties":{"httpStatus":{"type":"integer","description":"The HTTP status code of the operation."},"messages":{"type":"array","items":{"$ref":"#/components/schemas/ErrorMessage"}}},"type":"object"},"ErrorMessage":{"properties":{"errorCode":{"type":"string","description":"Application internal error code.\n"},"message":{"type":"string","description":"A human readable explanation specific to this occurrence of the\nproblem.\n"}},"type":"object"}},"responses":{"ApiError":{"description":"Any erroneous status code: 400 (parse error), 401 (authorization error),\n402 (trial access), 403 (insufficient permissions), 404 (not found),\n405 (unsupported HTTP method), 415 (unsupported content type),\n422 (validation error), 429 (request rate limit exceeded),\n500 (server error), 503 (maintenance)\n","headers":{"Content-Type":{"description":"The content type of the response.","schema":{"type":"string","default":"application/problem+json"}}},"content":{"application/json":{"schema":{"$ref":"#/components/schemas/ErrorResponse"}}}}}},"paths":{"/infos/versions":{"get":{"operationId":"infosVersionsGet","summary":"Get All API Versions","description":"Retrieves all available versions of the responding API.","tags":["Metadata"],"responses":{"200":{"description":"Successful operation.","content":{"application/json":{"schema":{"type":"array","items":{"$ref":"#/components/schemas/APIVersion"}}}}},"default":{"$ref":"#/components/responses/ApiError"}}}}}}
```