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I'm trying to setup a local install of a parse server for my express app. Here is what I have...
In my program I want to populate my index page with a model called a group. Previously I just...
I am getting the error TypeError: unhashable type: 'dict' when I try use $concat in my pymongo...
I was going through this blog about mongoose and NodeJS In this article, they have done two...
However, I can not find any tutorials or anything remotely close to what I am looking for. I was...
I am trying to fetch data from server database with node.js code: const start = async () => { ...
I have 3 collections with each having a different set of information: offers...
I have a collection similar to this: { '_id': ObjectId("5bc74908f2377d746g1e9983"), components:{ ...
I have these codes to get the product information, how can I add to the query that I want to select...
My model: class FitDataModel(models.Model): user = models.ForeignKey(get_user_model(),...
I've been searching for an hour or so and can't seem to find a solution to this. I have a defined...
I am trying to implement service mesh using istio and envoy for a service which requires connecting...
How can I make query with sorting by an array of string which will be execute without "stage" :...
The schema of my model is:- var socialSchema = new mongoose.Schema({ friend_names:[String], ...
I have a question about Cascading in MongoDB; So. My project is based on Java 10 and Spring Boot...
i have a problem which is basically driving me crazy during the last day and a half: I have a...
I am running an ETL to pull data from sybase into a MongoDB environment. Initially my ETL design...
Simplifying my question, I have 5 models. Student, Teacher, Course, Subscription, Exam I want to...
I have multiple MongoDB instances running locally(offline/online) on different client machines. The...
I want to define custom query helper using query helper api . Here the example: //...
I have view pager defined in my activity and I am using NodeJs and MongoDb as a back-end service.I...
How can I add $or condition with update query? example: id:1 or...
I am using nodejs,express, mongodb and mongoose here! It happens that i am trying to delete some of...
I'm trying to build a filter for a MongoDB Collection in c# with...
I try to query documents and get last value from that result by using following...
The schema of my model is:- var socialSchema = new mongoose.Schema({ friend_names:[String], ...
I am running some python script in local jupyter and inserting dictionary as a document in...
I have a collection in which subject and student are unique fields and I will be saving field...
Lets say I have hierarchical structure of comments like this: Comment 1 Comment 2 Comment 3 ...
We have mongodb database with 4 replicas. The following code executes in about 10 seconds, even if...