I'm trying to run a Spring Boot Application, in where I'm trying to test the display of a list of cars on my Postgres database. The thing is that, when I try to run the app, is shutdowns inmediatly, because…
I'm encountering a problem in a Spring Boot application using Hibernate, where OneToOne relationships involving entities with composite keys are not mapped correctly in a PostgreSQL database. Specifically, Hibernate maps the same entity instance to two properties in a parent…
I have PostgreSQL installed on my local machine on port 5432. I build several microservices via Docker Compose, but they can't connect to PostgreSQL and one service can't see Keycloak. Tried a bunch of options already and it still doesn't…
We have the use case that we’re storing deeply nested objects in MongoDB. Certain fields in this object can have different types. For instance let’s say an object can have a field that’s a collection of InterfaceType and there are…
I would like to ask about the experience of a production run of a Spring Boot web application, with embeded Tomcat, based on Maven or Gradle. So far I have been working with a vanilla Spring application, deployed on Tomcat,…
I have a question about data performance time value is stored as long in my spring boot application. When I retrieve multiple data, I convert the time using Date_Format FROM_UNIXTIME like below @Query("SELECT new today.feeling.dto.response.emotion.EmotionMonthlyReportQuery(" + "s.id, " + "s.studentId,…
I have a form in Angular which looks like so The user can input only the field he wants and I send the form to Spring Rest API like so { "symbol": "DOL", "currency": "CAD" } From there how to…
When i try to execute native query in my Spring JPA i give an error in my code ? import javax.management.Query; import javax.persistence.EntityManager; import javax.sql.DataSource; import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.stereotype.Repository; import lombok.AllArgsConstructor; import lombok.extern.slf4j.Slf4j; import java.util.ArrayList; import java.util.List; import java.sql.SQLException; import…
I'm trying to insert an entry into my database with a one-to-one relationship to another entity. I'm using spring data jpa and postgres. My code looks as follows: @MappedSuperclass @Getter @Setter @ToString public abstract class Post { @Id @GeneratedValue private…
I have a API in JavaSpring and i want to know how can i get All "Finances" by user id, relly got stuck on that and i want to send a body to the API that sends a UserId and…