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showing results for - "mongodb add property to object inside array"
Monica
14 Nov 2017
1//Example "users" collection:
2
3{
4  	name: "Jim",
5    friends: [
6      {name: "Pam"},
7      {name: "Michael"}
8	]
9} 
10
11//Will be: 
12
13{
14  	name: "Jim",
15    friends: [
16      {name: "Pam", active: true},
17      {name: "Michael", active: true}
18	]
19} 
20
21//For every user inside "users"
22
23db.getCollection('users').update({}, {"$set": {"friends.$[].active": true}}, {multi: true})
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