I need to create shopping cart. I have a model CartItem: @Entity @Table(name = "cart_items") public class CartItem { @Id @GeneratedValue(strategy = Generation
I have a database with some entities, ( in parent child relationship )I can say and when When I try to make a query to child table to get all the rows, I only g
Enabling @Version on table Customer when running the tests below @Test public void actionsTest1 () throws InterruptedException { CustomerState t = customerS
Below the Entity trying to persist : @Data @Entity @Table(name = "REQUEST") @TypeDef(name = "jsonb", typeClass = JsonBinaryType.class) public class Request { @
A query for a stored procedure for multiple delete yield an error message shown way below. CREATE OR REPLACE PROCEDURE delete_dim_page(_page_id bigint) LANGUAG
I have created a product table which has four foreign keys mapping to different tables and creating relationship of ManyToOne. so i created manytoone relationsh
I'm working on a project with multiple user data mapped to a user by one-to-one relationships in the entities. I'm in the process of adding another entity which
I am implementing Spring-JPA application . In the model class I am using @Table annotation to map the table with the model class and against the column name usi
Can anybody please tell me @Query annotation will support DB independence query mechanism Example: public interface UserRepository extends JpaRepository<Us
How can I access other query parameter values inside QuerydslBinderCustomizer? My goal is to create a departure.between(min, max) binding, that I want to derive
I have a Spring Boot application and hibernate exception comes every day at a particular time at night. The exception is : could not execute statement; SQL [n/a
I am trying the methods I've found at: https://www.logicbig.com/tutorials/spring-framework/spring-data/derived-count-query.html I'm trying to learn about what c
I have a table in PostgreSQL that stores dob as datatype timestamp without timezone example value '1997-12-03 07:00:00'. My entity class is as follows @Tab
I am not using any type of locking. Is it possible that two concurrent saveAll requests trying to save the same set of records could collide with each other and
I have a JPA Entity (Terminal) which uses an AttributeConverter to convert a Database String into a list of Objects (ProgrmRegistration). The converter just us
I have an Employee entity with the following column: @Entity class Employee { @Column(name = "first_name", length = 14) private String firstName; and I hav
I used the ElementCollection annotation on a List object， @ElementCollection(fetch = FetchType.EAGER) @CollectionTable( name = "a", joinC
Thank you in advance, Hello I am new to spring boot. I am facing a problem with spring boot. When I run my URL in postman it shows an error below. I have also u
Here I am trying to achieve the below in AWS RDS. I have a MySQL database instance running. I am thinking of creating a read replica so that I will have some ex
How do I use a parameter multiple times in the same query? Here is my Query: @Query(value = """ SELECT * FROM person WHERE first_name = ? or last_name =