Created
July 2, 2015 07:56
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Mongo Aggregation
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| db.Zhengzhou.aggregate([ | |
| { $match: { ModifiedTime: { $gt: ISODate("2015-07-01T00:00:00.000Z"), $lt: ISODate("2015-07-02T00:00:00.000Z")}, DeviceResponseTime: { $ne : 0 } } }, | |
| { | |
| $project: { | |
| date : { $dateToString : { format: "%Y-%m-%d", date: "$ModifiedTime" }}, | |
| DeviceResponseTime: 1 | |
| } | |
| }, | |
| { | |
| $group: { | |
| _id: "$date", | |
| avg: { $avg : "$DeviceResponseTime" }, | |
| count: { $sum: 1 } | |
| } | |
| } | |
| ]) |
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