Database / 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.|
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