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18 строки
491 B
Plaintext
18 строки
491 B
Plaintext
coll
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.find({"field1": "v1", ...}, {f1: 1, f2: 0}) // 2-nd - projection
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.pretty()
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.sort({keyfield: 1/-1, ...})
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https://www.studytonight.com/mongodb/sorting-in-mongodb
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skip(N).limit(M)
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https://www.tutorialsteacher.com/mongodb/cursor
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!!! cursor
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operators
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{$gt: 75}
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{ $gte: new ISODate( "2020-01-30" ), $lt: new ISODate( "2022-01-30" ) }
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field: {"$exists": false}
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???
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cur = db.world.find();x=cur.next();print(x["speech"]);
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