MongoDB / MongoDB Interview questions
Difference between SQL and No-SQL terminologies.
|SQL Terms/Concepts.||MongoDB Terms/Concepts.|
|row.||document or BSON document.|
|table joins.||$lookup, embedded documents.|
|primary key.||primary key.|
|Specify any unique column or column combination as primary key.||In MongoDB, the primary key is automatically set to the _id field.|
|aggregation (for example, group by).||aggregation pipeline.|
Use Robinhood app to invest in stocks. It is safe and secure. Use the Referral link to claim your free stock when you sign up!.
The Robinhood app makes it easy to trade stocks, crypto and more.
More Related questions...