Mongodb get information to make some stats -


i need information mongodb database, cant realize request actual skill...

can me making ?

i have : - sum of object attribute {isdone : true} - filter 2 dates - group month concerned

thanks advance

all need aggregation framework.

db.coll_name.aggregate([     {$match: {date_field: {$gt: new date("...")}, date_field: {$lt: new date("...")}}, // date range     {$project: {isdone: "$isdone", year: {$year: "$year"}, month: {$month: "$month"}}}, // extract year/month , isdone     {$group: {_id: {year: "$year", month: "$month"}, count: {$sum: 1}} ]);

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