New Or Improved API Methods
The following API methods were added or improved with Talend Data Catalog 8.1.
New or improved API methods  | Group  | Summary  | 
POST /dataModel/entityRelationship  | Data Model  | A new API function to allow the user to create an Entity Relationship between two classifiers.  | 
DELETE /dataModel/entityRelationship  | Data Model  | A new API function to allow the user to delete an Entity Relationship between two classifiers.  | 
POST /repository/dashboard/import  | Repository  | A new API function to allow the user to import the dashboard JSON definition from a file.  | 
POST /repository/dashboard/export  | Repository  | A new API function to allow the user to export the JSON definition of a dashboard to a file.  | 
POST /semanticMapping/semanticLink  | Semantic Mapping  | A new API function to allow the user to create a new semantic link between two objects.  | 
DELETE /semanticMapping/semanticLink  | Semantic Mapping  | A new API function to allow the user to delete a semantic link between two objects.  | 
POST /entities/getAttributeValueCounts  | Browse  | New parameter "dateRangeGap": Allow the user to specify a range gap (YEAR, MONTH, DAY or HOUR) for faceting if the attribute is of the date or datetime data type.  | 
GET /entities/{objectId} GET /entities/validateMQLQuery GET /entities/countMQLQuery GET /relationships/{objectId} GET /relationships/count/{objectId}  | Browse  | New parameter "mqlVersion": The MQL version. The current MQL version is 3. Specify a number less than 3 if you want to use deprecated syntax and/or MQL system attributes.  | 
POST /entities/executeMQLQuery POST /entities/getAttributeValueCounts  | Browse  | New property "mqlVersion" of Request body: The MQL version. The current MQL version is 3. Specify a number less than 3 if you want to use deprecated syntax and/or MQL system attributes.  | 
POST /entities/executeMQLQuery  | Browse  | New property "namingStandard" of Request body: The name of a naming standard to provide synonyms used in search.  | 
POST /entities/upgradeMQLQuery  | Browse  | Upgrade the Request body to the latest MQL syntax  | 
POST /License/updateLicense  | License  | Update license  | 
POST /repository/model/export  | Repository  | New parameter "exportDataProfilingAndSampling"  | 
DELETE /admin/users  | Users  | New parameter "newOwner" to allow the ownership of customizations to be transferred when a user is being deleted.  | 
For more information about the MQL version, please refer to Metadata Query Language (MQL).