How can I clear the mongoDB oplog?

What is considered a collection in MongoDB?

  • Is it correct to believe that all namespaces in MongoDB - providing they encapsulate documents, can be considered collections? For example: mongodb.entities.users  {} mongodb.entities {} mongodb.content.items {} mongodb.content.comments {} This is a follow-up question to .

  • Answer:

    http://www.mongodb.org/display/DOCS/Collections - they are clear about what Collections mean :-)

Raghavendra Kidiyoor at Quora Visit the source

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Other answers

Check out this link, it will provide some clarity: http://www.mongodb.org/display/DOCS/SQL+to+Mongo+Mapping+Chart

William Sharp

Collections in MongoDB are analogous to Tables in Relational DBs. It is just a  grouping to optimize fetch eventhough Documents in a Collection are schemaless.

Sathish Kumar

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