Answer / Pankaj Kumar Tripathi

An ObjectID in MongoDB consists of 12 bytes, divided into three parts: a 4-byte timestamp (seconds since Unix epoch), a 3-byte machine ID, a 2-byte process ID, and a 3-byte counter incremented for each new ObjectID created on that specific process.

Is mongodb big data?

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In mongodb how do you use $set to update a nested value?

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Is mongodb for big data?

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What is the difference between mongodb and redis database?

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Whether use to safe backup log feature in mongodb?

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Explain what is mongodb?

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