This certification validates practical skills in database management, including data preparation, analysis, governance, and communicating reliable insights. It is intended for professionals who build or operate data-driven solutions.
What mongosh function displays the indexes associated with the pets collection?
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Get Started FreeGiven the following sample documents in the inventory collection: What expression will remove only one document with “status”:“A” in the inventory collection?
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Get Started FreeGiven a people collection with the following documents: { _id: 0, name: “Emma”, sports: [ “Soccer”, “Badminton” ] }, { _id: 1, name: “James”, sports: [ “Basketb...
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Get Started FreeGiven the following sample documents: { _id: 1, firstName: “Person1”, company: “CompanyA”, active: false } { _id: 2, firstName: “Person2”, company: “CompanyB”,...
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Get Started FreeA collection has the following documents: {_id: 1, firstName: “John”, hobbies: “likes sports, go to the movies, and bird watching”} {_id: 2, firstName: “Jane”,...
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