Starting from Power BI Connector 1.5.5 export of Database View functionality was added.
This option is available only for ServiceNow Admin only.
Database View can be added on the data source page and easily export to PBI desktop.
Click on Add Source button and select database view from the list:
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Also, all general options and fields are supported to set on a data source with database view(s), such as Name, Description, Rows Limit, Use field labels for column names, and Disable editing for other users.
To import database view data export Database View data use the process, described in the article https://aserve.atlassian.net/wiki/spaces/PBISN/pages/2433581072/User+Guide#How-to-import-data-into-Microsoft-Power-BI? can be used.