We have several collections in Mongo based on n tenants and want the kafka connector to only watch for specific collections. Below is my mongosource.properties file where I have added the pipeline filter to listen only to specific collections.It works…
I have an array of reviews, I want to retrieve only a review from an array of objects inside a schema. Here is my schema: const sellerSchema = new mongoose.Schema({ user: { type: mongoose.Schema.Types.ObjectId, ref: "User", unique: true, }, reviews:…
I am following this MERN tutorial: https://www.youtube.com/watch?v=ngc9gnGgUdA Around @18:00 is where I am having problems. After some research I think some of the code in the video is outdated and I am doing my best to get this to work!…
When running the project I get this exception: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'axonMongoTemplate' defined in com.springbank.user.core.configuration.AxonConfig: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.axonframework.extensions.mongo.MongoTemplate]: Factory method 'axonMongoTemplate' threw exception; nested exception is…
I'm trying to build a dating app, and for my backend, I'm using a nosql database. When it comes to the user's collection, some relations are happening between documents of the same collection. For example, a user A can like,…
I am setting up a two-replicate and one arbiter setup, the reference is from https://iitbitz.wordpress.com/2016/03/14/how-to-setup-mongodb-replication-using-replica-set-and-arbiters/ Node 1 can speaks with Node 2. Node 1 is the primary and Node 2 is secondary. I set up Node 3 via the following…
I didn't think this would be an issue, but as the database I am using continues to grow, I've noticed that the responses from my program are getting slower and slower (which makes sense, more stuff to look through to…
I have the following documents... { "_id": 2, "name": "Jane Doe", "phones": [ { "type": "Mobile", "digits": [ { "val": 1 }, { "val": 2 } ] }, { "type": "Mobile", "digits": [ { "val": 3 }, { "val": 4…
I have a set of dictionaries with keys and values i need all the values as a separate dictionary print(i) O/P: {'type':a,total:3} {'type':b,total:2} {'type':c,total:5} {'type':d,total:6} But now the required Output should like this... {'a':3} {'b':2} {'c':5} {'d':6}
So I want to upload large CSV files to a mongoDB cloud database using a Node.js server using Express, Mongoose and Multer's GridFS storage engine, but when the file upload starts, my database becomes unable to handle any other API…