How to force apigee not to cache empty results from backend services

[lbaskar]

How to force apigee not to cache empty results from backend services

[pmallikarjuna]

lbaskar, create a flag if response is empty using javascript policy in target response flow and the use flow condition to response cache policy as below 

<Step>
<Name>rc_responseCache</Name>
<Condition>( isEmptyResponse != "true" ) </Condition>
</Step>

[lbaskar]

Thanks  for your response pmallikarjuna.