Questions tagged [mongo-collection]
110 questions
0
votes
1 answer
Write a mongo query to count the data where similar data in array?
Sample data: there are multiple similar collection:
{
"_id" : NumberLong(301),
"telecom" : [
{
"countryCode" : {
"value" : "+1"
},
"extension" : [
{
…
Rupesh Kashyap
- 9
- 1
- 2
0
votes
2 answers
Why do we need an additional LIMIT stage with compound index in Mongo
I am using Mongo 4.2 (stuck with this) and have a collection say "product_data" with documents with the following schema:
_id:"2lgy_itmep53vy"
uIdHash:"2lgys2yxouhug5xj3ms45mluxw5hsweu"
userTS:1494055844000
Case 1: With this, I have the following…
Naman
- 27,789
- 26
- 218
- 353
0
votes
1 answer
'Public member 'Find' on type 'MongoCollectionImpl(Of BsonDocument)' not found.'
I am trying to find a particular user from a mongodb collection that matches the given id. Folliwng is my VB.Net code. However, I keep getting the error 'Public member 'Find' on type 'MongoCollectionImpl(Of BsonDocument)' not found.'
Public…
PineCone
- 2,193
- 12
- 37
- 78
0
votes
1 answer
error mongo without mongod running first locally in win 10
I have this mongo.zip installed in my win 10.
I have set the environment path with bin.
Somehow whenever I start command line,
my mongo cannot start without mongod first.
C:\Users\asus>mongo
MongoDB shell version v4.4.1
connecting to:…
rulisastra
- 311
- 1
- 2
- 14
0
votes
2 answers
Mongodb shell drop collections with wild card
I have a bunch of collections with the same prefix e.g. data_user_1, data_user_2 etc.
There are also a few collection in between that I wanted to keep and skip from dropping.
So I search for a solution to
a) drop all exclude specific
b) drop all…
FishingIsLife
- 1,972
- 3
- 28
- 51
0
votes
1 answer
Use WriteConcern in MongoCollection.deleteMany in mongo-java-driver 3.12
I am using mongo-java-driver-3.12.X version.
I want to change the deprecated API
DBCollection.remove(query, WriteConcern.UNACKNOWLEDGED);
to
MongoCollection.deleteMany(query)
Is there a way to specify WriteConcern?
What will be the default…
cyrilantony
- 274
- 3
- 14
0
votes
0 answers
How to delete all mongo documents in c# within particular time span
I'm trying to delete mongo document from particular collection in c#
how i'm trying now is
var document = collection.Find(_ => true).FirstOrDefault(); //get all the document
foreach (var item in (dynamic)document)
…
dev
- 163
- 1
- 11
0
votes
2 answers
Default options for dynamic MongoDB collections
I am aware that MongoDB will dynamically create a collection when you attempt to insert a document into a non-existent collection. My question is:
How do I set up default options so that the collection has the options I want when it is dynamically…
DB user10082797
- 38
- 4
0
votes
1 answer
How can i fix this mongo c# find by Id to return result other than null?
I am trying to return a single value from a collection in my MongoDB database, however I am getting a null value returned and a document with that id exists in the collection.
public async Task GetBusiness(string businessId)
{
…
floormind
- 1,868
- 5
- 31
- 85
0
votes
0 answers
Meteor Collection fetch working after insert only
I am fetching data from Mongo Database using Collections but it not returning any data while fetching but when i insert data it then returns fetch call .
Template.message.events({
'click #tag_message-actions__button' : function(){
…
Wahdat Jan
- 3,988
- 3
- 21
- 46
0
votes
1 answer
Is there a way to filter a MongoDB document by other values within that document?
I have a document I'm trying to filter with rows created by aggregation functions that look like:
{
"_id": {
"ID": "randNum01"
},
"ImportantVal1": 50,
"importantVal2": 22
}
{
"_id": {
"ID": "randNum02"
},
…
Shae Hanson
- 13
- 4
0
votes
1 answer
How can I access a parent client-side-collection from a child template in Meteor-Blaze?
I have a child template in which I want to be able to manipulate the parent's client-side-collection. The child template is a reusable component and can not have a global collection. Unluckily Template.parentData(n) doesn't work for me somehow.…
MauriceDev
- 31
- 7
0
votes
1 answer
How to find from mongo collection using comma separated string in C#
I want to fetch data from mongo using comma separated string in C#. Below is my code.
string numbers = "32,12,56,78";
List calling_number= new List();
IMongoCollection Collec;
calling_number=…
pankash mann
- 19
- 7
0
votes
1 answer
Unable to find collection I want to print
Im trying to display the collection of a mongodb server but having difficulty in the MongoController class finding the collection in the FindIterable. I believe it may be a syntax error but I cannot understand what is wrong.
MongoController…
Neil
- 1
0
votes
1 answer
Find not working for GridFS after updating metadata
I added a step in my application to persist files via GridFS and added a metadata field called "processed" to work as a flag for a scheduled task that retrieves the new file and sends it on for processing. Since the Java driver for GridFS doesn't…
JabberwokyStrollin
- 369
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- 12