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Ankit Gupta SFDCLearnerAnkit Gupta SFDCLearner 

Why roll up summary is for master details fields not for lookup fields?

Why roll up summary is for master details fields not for lookup fields?
Santosh Reddy9989Santosh Reddy9989
Hi,
We can create orphan child records in lookup relationship  so  rollup summary won't there for lookup.

Thanks,
Santosh Reddy
Narender Singh(Nads)Narender Singh(Nads)
Hi Ankit,

Refer to this post, it will give you an sight of Master Detail and Look up Relationship.
https://developer.salesforce.com/forums/?id=906F0000000BXZBIA4

Let me know if it helps.
Thanks!
Ankit Gupta SFDCLearnerAnkit Gupta SFDCLearner

Yaha Santosh

Thanks for reply, I gave same answer to the interviewer of TCS, but he wants something more