Group by in ruby mongoid

Lead.where(client_id: client.id.to_s).collection.aggregate([{"$group"=>{ :_id=> "$sales_id" , :count=>{"$sum"=>1} } }, {"$match": { count: { "$gte": 3 } }} ]).to_a

Similar codes

1 vote301 views1 answer
Add one to all elements in list python
Python
1 vote316 views1 answer
Get last year of today python
Python
1 vote319 views1 answer
Unique words from pandas
Python
0 vote301 views1 answer
Password protected cmd python
Python
0 vote340 views1 answer
Jupyter notebook play audio
Python
0 vote322 views1 answer
Recorrer diccionario python
Python
5 votes314 views1 answer
Datetime one week ago python
Python
0 vote311 views1 answer
Py2exe no console
Python
0 vote311 views1 answer
Install python 3.4 mac terminal
Python
15 votes320 views5 answers
Timer in python
Python