Oracle connections are only supported as a source system but not a target system. You can find more detail below:List of supported source systems: https://help.sap.com/docs/SAP_DATA_INTELLIGENCE/ca509b7635484070a655738be408da63/fd278a0b09214153bd9553...
According to the note, the substitutes are:Image ClassificationImage Feature ExtractionOCRSimilarity ScoringText ClassificationTopic DetectionThe note should be republished shortly, sorry for the inconvenience.