Ask a question

A _________ key is either an indexed field or an indexed compound field that exists in every document in the collection

Comments and Answers (2)

Rashmi

Rashmi

how did the answer came

Archana

Archana

please anyone explain this answer

Avatar

{{SampleComment.userName || "Your Name"}} ~ {{SampleComment.userCity}}

{{SampleComment.commentValue || "Your Answer or Comment goes here...."}}