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ZhangCheng updated NIFI-9169: ----------------------------- Description: For NIFI, If we set some EL to one processor, such as `${schema.name}` for PutDatabaseREcord, and the incoming flowfile does not have a `schema.name` attribute, then the result of PutDatabaseRecord property evalutes is Empty String(""), not NULL. So for PutDatabaseRecord `Update Keys`, If we set ${update.keys}, but some flowfiles has `update.keys` attribute , some not. And we will get wrong was: For NIFI, If we set some EL to one processor, such as `${schema.name}` for PutDatabaseREcord, and the incoming flowfile does not have a `schema.name` attribute, then the result of PutDatabaseRecord property evalutes is Empty String(""), not NULL. So for > Improvement for PutDatabaseRecord `Update Keys` > ----------------------------------------------- > > Key: NIFI-9169 > URL: https://issues.apache.org/jira/browse/NIFI-9169 > Project: Apache NiFi > Issue Type: Improvement > Reporter: ZhangCheng > Assignee: ZhangCheng > Priority: Major > > For NIFI, If we set some EL to one processor, such as `${schema.name}` for > PutDatabaseREcord, and the incoming flowfile does not have a `schema.name` > attribute, then the result of PutDatabaseRecord property evalutes is Empty > String(""), not NULL. > So for PutDatabaseRecord `Update Keys`, If we set ${update.keys}, but some > flowfiles has `update.keys` attribute , some not. And we will get wrong -- This message was sent by Atlassian Jira (v8.3.4#803005)