Qlik Sap Connector works on the same method on Qlik Sense and Qlikview. The SQL syntax is mandatory to get data set.
Follow, the help on-line who have all requirements and information to help you.
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Qlik SAP SQL Connector works well with Qliksense 3.*
SAP Report extraction is not available with this version. With SAP SQL Connector you can only fetch Base tables.
For SAP report extraction there is a workaround which i have tried.
Refer below link