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Mongodb Array Subset Query

 May 12, 2019   mongodb, question

{
‘user_name’:’xiaoming’,
‘books’:[‘java’,’c++’,’php’,’python’,’js’,’html’,’android’]
}
When querying, how do you return only the 3 elements after’ c++’ in the books array?

“MonogDB authoritative guide” second edition 61 pages
It is suggested to turn over more books.

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