NoSQL

2013/05/25 -- Andrey Ilinykh

2013/05/24 -- Renato Marroquín Mogrovejo

I am trying to use an aggregation command to extract a monthly summary of data. This projection works.... '$project'=>{ 'update'=> { :year =>{ "$year" => "$fcsDate" }, :month =>{ "$month" => "$fcsDate" } }, 'projectName'=>1, 'fcsDate'=>1, }}, {"update":{"month":10,"year":2 013},"fcsDate":"2013-10-14T00: 00:00Z","_id":"519d06cf0c80e16 a3800002f","projectName":"Proj ect

hi to everybody i'm new using mongo and I need to know if exist any way to update one array nested into other array which nested into another one. being more clear, I have this patient collection: { "_id" : ObjectId("519c3c99398dbd9fcabe 2042"), "(0010,0010)" : { "VR" : "PN", "VM" : 1,

2013/05/24 -- Robert Coli

2013/05/24 -- Kais Ahmed

2013/05/24 -- Robert Coli

2013/05/24 -- Robert Coli

as the subject states, does findandmodify block the entire instance just the database it's issued upon ?

2013/05/24 -- Hiller, Dean