I created an application with springboot+mongoDB.
I have a class Test which has an instance variable duration of class "javax.xml.datatype.Duration". Duration is an abstract class.
I am able to save data using rest request.But when I am retrieving…
I have a Post document in Mongo DB, which has an array of comments.
class Post {
String id,
User user,
List comments
}
The class structure looks as above.
Now I would like to use mongoTemplate in order to retrieve a sliced content of…
I'm trying to get a food object by its foodId but I'm getting 400 error code saying Required String parameter 'foodId' is not present.
Here is my controller class:
package com.quickmeal.controller;
import java.util.List;
import…
I need to add the fields(get from ui) which need to be fetched using mongodb Aggregation,
From uri i will get param as fields which has comma seperated string of fields
http://foo.com?fields=id,name
A document looks like:
{
"_id" :…
I recently upgraded to Spring boot 2.0.0.RELEASE from 1.5.0.RELEASE, I am using Spring oAuth2 in my project and MongoDb for databases. After the upgrade, oAuth2 stopped working which I fixed by adding "oauth2-autoconfigure". I was able to get access…
I am new to Mongo DB, and I didn't find any good resource/example for that. What I'd like to achieve is have a MongoDB running on my server, with authentication turned on. And a database for my application, with a user who can access the data.
I…
In a spring-boot data mongodb application I whould like to return the last element of an embeded collection.
My document is :
@Document
public class ConnectedObject {
@Id
private String uuid;
private List measures = new…
This is spring-mongo.xml class while deploying I am getting some error. This is my XML.form this xml I am not able to create bean instance of MongoTemplate.
I am trying to find a way to filter the records in Mongo db using Spring query.
Here is the scenario, let's see I have an Activity entity/document. One of the fields is a list of names. I want to see if I can get all the records that the names field…
I ran into a surprising bug. I am trying to make an application that would access mongodb using the repository pattern. In order to reduce code duplication I wanted to make a common base class for all repositories. The repository of each root…
I am new to MongoDB, I am trying to insert my db object using the below code, i am able to insert successfully but the DBobject is not removing after the given time it is still in db. Can any one give me example to insert the Dbobject correctly.
…
@Query("{'recibido' : null ,'activo' : true}")
public List findEmpleadosPrlActivoRecibidoIsNull();
I want you to return a list with the "employee_id" attribute of each object and not the whole object.
Can somebody help me.
Thank you.
I have 2 collections (articles & tags). Articles has 'tags' which is array of objectIds. I am trying to join articles and tags so as to get tagName from tags. Below is my mongodb query:
db.articles.aggregate([
{"$unwind": "$tags"},
{"$lookup":…