one-to-many Questions
1
Solved
So I have 2 classes: Game and User. User can play 1 or more games so it'a a OneToMany relationship between them. Here are the classes.
And I try to make the relationship bidirectional between clas...
Teleutospore asked 11/6, 2017 at 9:49
4
Solved
I am using PostgreSQL 9.5 (but upgrade is possible to say 9.6).
I have permissions table:
CREATE TABLE public.permissions
(
id integer NOT NULL DEFAULT nextval('permissions_id_seq'::regclass),
...
Banwell asked 16/5, 2017 at 21:28
1
Solved
I have 2 tables as follows :
TABLE_A
-------
A_SIREN
A_NDA
TABLE_B
-------
B_id
B_NDA
B_SIREN
The id of table A is a COMPOSITE KEY SIREN/NDA
Here's the entities code.
Key class
@Embeddable
...
Hypogeal asked 28/4, 2017 at 14:7
1
Solved
I have two tables:
CREATE TABLE Thing (
Id int,
Name nvarchar(max)
);
CREATE TABLE SubThing (
Id int,
Name nvarchar(max),
ThingId int (foreign key)
);
I want to select all Things with a l...
Gibbon asked 28/4, 2017 at 15:20
4
Solved
We are nesting several entities. However upon retrieving we only want to get those entities which are active.
@Entity
public class System {
@Id
@Column(name = "ID")
private Integer id;
@OneTo...
Malversation asked 9/11, 2012 at 10:24
2
Solved
I have a one-to-many relationship between MapHeader and MapDetail tables
therefore there can be multiple mapdetails for a single mapheader.
In the database, table MapDetail has foreign key MapHeade...
Forbearance asked 4/4, 2017 at 5:35
1
I want to update a one to many relationship. For example I have a model called Product
class Product extends Model
{
protected $primaryKey = 'product_id';
public $timestamps = FALSE;
public f...
Rust asked 30/3, 2017 at 5:31
1
Solved
I'm trying to save multiple records in a one to many relationship. I have two models as following.
Product Model
class Product extends Model
{
protected $primaryKey = 'product_id';
public $...
Shinshina asked 27/3, 2017 at 18:7
4
Solved
I'm using Backpack for Laravel to provide the backend area of my laravel website.
I'm having the following tables in my database structure:
This is to add sets to a match, and add matches to a ...
Arsine asked 28/2, 2017 at 17:21
1
Solved
I am trying out JOOQ and trying to select from 3 tables (Author, Books and Articles) using a join statement. The ERD is as follows:
Author ----< Books
|
|
^
Articles
The query I have is th...
Smithers asked 8/3, 2017 at 13:36
2
Solved
I am struggling to understand how to handle pojos with one-to-many and many-to-many relationships with JOOQ.
I store locations that are created by players (one-to-many relation). A location can ho...
Jackquelinejackrabbit asked 27/4, 2014 at 21:18
3
Solved
I have 2 entities CallRecords and CallRecordOperators with one-to-many relation as given below
public class CallRecords {
@Id
@Column(name = "id", unique = true)
private String id;
@Column(...
Wernerwernerite asked 29/12, 2016 at 9:25
3
Solved
I have a three table structure: tournament, group and team. The tournament and group tables have a one-to-many relation, and group and team have a one-to-many relation as shown below.
How do i ...
Baldachin asked 13/1, 2016 at 14:38
5
Solved
I have a question concerning Hibernate 3.6.7 and JPA 2.0.
Consider following entities (some getters and setters are omitted for brevity):
@Entity
public class Parent {
@Id
@GeneratedValue
priv...
Oxyacid asked 26/10, 2011 at 14:4
8
Solved
So I am surprised that doing a search on google and stackoverflow doesn't return more results.
In OO programming (I'm using java), how do you correctly implement a one-to-many relationship?
I hav...
Mellophone asked 10/4, 2012 at 9:52
1
i am new to the easyadmin bundle and i am looking if it is possible to add childs directly from the parent object
So i got 3 objects :
- Recipe
namespace AppBundle\Entity;
use Doctrine\ORM\Mappi...
Vaden asked 12/10, 2016 at 20:2
3
Solved
I'm looking for a solution to manage a one-to-many relation within an HTML form using jQuery. I'm developing with Spring, Spring MVC and Hibernate. I found many tracks on the web, but not any worki...
Retiring asked 12/3, 2012 at 17:15
1
Solved
I am making my personal website using django 1.10
Here is models of skill app:
from __future__ import unicode_literals
from django.db import models
# Create your models here.
class Skill(model...
Argosy asked 5/9, 2016 at 9:19
1
Solved
When we use the mappedBy annotation in @OneToMany for example, did we mention the Class Name or the Table Name ?
An exemple :
@Entity
@Table(name = "customer_tab")
public class Customer {
@Id @...
Amidase asked 19/7, 2016 at 0:57
4
Solved
How can I get data one to many relationship in ONE query?
Example: one book has many authors.
The result return should be like this:
array(
'book_title' => 'HTML for Dummies',
'book_desc' ...
Rosalia asked 13/6, 2016 at 9:13
1
Solved
I have an audit table with revisioning and I want to create another table with one-to-many relation with the audit table revision. The audit revision will pointing to the new table data. How can I ...
Rosariarosario asked 20/5, 2015 at 14:50
3
Solved
This is a similar problem to "Hibernate @OneToMany without a separate join table", in that I need a @OneToMany relationship without a join table. However, I would also like to not define the invers...
Pfeifer asked 19/1, 2010 at 18:31
7
I have a table "class" which is linked to tables "student" and "teachers".
A "class" is linked to multiple students and teachers via foriegn key relationship.
When I use hibernate associations an...
Amylolysis asked 10/2, 2016 at 19:13
0
I have the following two classes.
School has many TestTakers
@Entity
@Table(name = "school")
@JsonIdentityInfo(generator = ObjectIdGenerators.PropertyGenerator.class, property = "id")
public cla...
Jodee asked 27/2, 2016 at 23:7
2
I have two models: User and Roles. I need to insert User and his Roles from same form.
$user = new User;
$user ->name = $request ->input('name');
$user ->email = $request ->input ('emai...
Picklock asked 21/2, 2016 at 7:44
© 2022 - 2024 — McMap. All rights reserved.