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Commit dc96dcd

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1 parent cae3fd5 commit dc96dcd

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db.categories.insertMany( [
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{ _id: "MongoDB", children: [] },
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{ _id: "dbm", children: [] },
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{ _id: "Databases", children: [ "MongoDB", "dbm" ] },
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{ _id: "Languages", children: [] },
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{ _id: "Programming", children: [ "Databases", "Languages" ] },
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{ _id: "Books", children: [ "Programming" ] }
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] )
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db.categories.findOne( { _id: "Databases" } ).children
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db.categories.find( { children: "MongoDB" } )
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db.categories.createIndex( { children: 1 } )
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db.categories.insertMany( [
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{ _id: "MongoDB", parent: "Databases" },
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{ _id: "dbm", parent: "Databases" },
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{ _id: "Databases", parent: "Programming" },
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{ _id: "Languages", parent: "Programming" },
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{ _id: "Programming", parent: "Books" },
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{ _id: "Books", parent: null }
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] )
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db.categories.findOne( { _id: "MongoDB" } ).parent
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db.categories.createIndex( { parent: 1 } )
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db.categories.find( { parent: "Databases" } )
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AltStyle によって変換されたページ (->オリジナル) /