Run the below commands to set the default linking parameters. The below example uses testscfg source config.
Example -
> database link
> set type=LinkParameters
> set linkData.type=AppDataStagedLinkData
> set name=testds
> set group=Untitled
> set linkData.config=testscfg
> set linkData.environmentUser=rh74-cbase/delphix_os
> set linkData.stagingEnvironment=rh74-cbase
> set linkData.stagingEnvironmentUser=rh74-cbase/delphix_os
> set linkData.syncParameters.parameters={\"resync\":true}