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Questions - hibernate

Mapstruct one to many ,fill DTO row by row

There is the Customer entity which has a one to many relationship to entity Address,so there is a List<Address> addresses=new ArrayList<> in Customer.Entity Address has an Email field. For...
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microwth

java

hibernate

mapstruct

Votes: 0

Answers: 1

Latest Answer

I am not sure that i understand what you want. Mapstruct is used for mapping and not applying logic. The case that you describe is something that i would solve eiter with SQL or with onboard java util...
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GJohannes

Map database record to entity without knowing its id

Basically I have the system where there is entity called Dictionary, where all dictionary entries are stored (like countries in example below), these entries are prefilled in database using database s...
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bladekp

java

spring

hibernate

hibernate-mapping

Votes: 0

Answers: 1

Latest Answer

Hibernate will throw the transient exception because CountryDictionary is never passed to persist or save method since it is only created in the constructor of the User object.Also hibernate can't be ...
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karim farhouti

Why Spring JPA still retrieves associated entities with FetchMode.LAZY?

I have Account entity with 3 associated entities inside with configuration like that: @OneToOne( fetch = FetchType.LAZY, cascade = CascadeType.ALL, mappedBy = "account" ...
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andrew17

java

sql

spring-boot

hibernate

jpa

Votes: 0

Answers: 2

Latest Answer

You have a bi-direction One-To-One relation. By default, Hibernate ignores the fetch strategy of the parent side of a bidirectional One-To-One, but it properly applies it to other associations (Many-T...
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Eugene

How to implement a search table with many to many relationship in Hibernate with a 3rd class entity

I am trying to learn Hibernate to create on startup the Db from entities, but I have only found articles suggesting how to implement many to many relationship with only 2 entities, but what if I wante...
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PontiacGTX

java

hibernate

jpa

spring-data-jpa

Votes: 0

Answers: 1

Latest Answer

You can do that by making an association Entity e.g ProductsCategories ,Product will have a @OneToMany relation to it and same with Categorie ,the ProductsCategories class will have an EmbeddedId comp...
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karim farhouti

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