You have configured HANA Search View and involved an HANA Rule Set to handle the duplicate check among two different entities with same key field. For example AD_EMAIL and AD_TEL which have the same key field AD_CONSNO. And if you test such search view with a search query, you will get the error " general error: Define Key columns are not sufficient to yield a unique result!".
SAP Master Data Governance
Duplicate Check, Search Rule Set, Non Unique Key , KBA , CA-MDG-DQ-SD , Search / Duplicate Check , HAN-DB , SAP HANA Database , Problem
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