MongoDB Times Series in 4ward
Codemotion Milan November 2014Ivan Fioravanti CTO 4ward srl – www.4ward.it
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Time Series everywhere!
Time series?
How it works?
{"_id" : "201411/apikey1/forms/calculaterefund",
"daily" : {“1” : 2368, “2” : 3514, …, “28” : 2833}
"metadata" : {
"date" : ISODate("2014-11-01T00:00:00Z"),
"apikey" : “apikey1",
"api" : "forms",
"method" : "calculaterefund"
}
}
Monthly Collection Document Design
FAST UPDATE WITH
$INC OR $SET
db.monthlystats.update(
{ _id : " 201411/apikey1/forms/calculaterefund"},
{$inc : {"daily.30" : 1}}
)
{ "_id" : " 201411/apikey1/forms/calculaterefund ",
"hourly" : {"00" : 3, “01” : 5, …, “23” : 15},
"minute" : {
"00" : {“05" : 3, “09” : 5,.. “35”: 20},
"01" : {“15" : 1, “27” : 1,.. “44”: 33},
…,
“23” : {“10" : 2, “15” : 3,.. “49”: 20}
},
"metadata" : {
…
}
}
Daily Collection Document Design
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