discriminator Questions
1
I want to populate the fields of a subdocument, which is a discriminated element of a common Schema (Notificationable discriminated into Message or FriendRequest).
This question is quite similar ...
Parsnip asked 8/11, 2017 at 10:33
1
I have the following goal, which I have been trying to achieve with the Huggingface Library but I encountered some roadblocks.
The Problem:
I want to generate sentences in a differentiable way at t...
Spelling asked 24/6, 2020 at 23:16
6
Solved
I was used discriminator column in where clause like this:
//f = root entity
$qb = $this->createQueryBuilder('f');
$qb->add('where', 'f.format = \'image\' OR f.format = \'text\'');
I've go...
Eventual asked 13/5, 2011 at 7:27
3
I want that when retrieving the base class I should get all rows in the table disregarding the discriminator. I only want to use the discriminator when retrieving one of the derived classes. How ca...
Martelle asked 29/1, 2020 at 22:56
1
Solved
TLDR:
Is this type possible somehow in TS? Exclude<number, 200 | 400> ("any number except 200 or 400")
I have the following use case. I have a response type, which is generic:
type ...
Cellini asked 16/6, 2021 at 19:6
3
I have DisseminationArea as subcalss for Feature with the following code:
@Entity
@Table(name = "features")
@Inheritance(strategy = InheritanceType.JOINED)
@DiscriminatorColumn(name = "subtype_id"...
Ryun asked 23/4, 2017 at 11:59
1
Solved
By default, EF6 would map a base abstract class and it's derived classes for Table Per Hierarchy (TPH).
EF Core no longer follows this logic and requires derived classes to be opted in. The documen...
Shulock asked 18/1, 2021 at 16:58
3
Situation
I have an Entity with a DiscriminatorColumn, configured for single table inheritance:
@Entity
@Inheritance(strategy=InheritanceType.SINGLE_TABLE)
@DiscriminatorColumn(name="TYPE"...
Qualification asked 15/6, 2012 at 11:17
3
I need some help when select only discriminator column from doctrine 2 when run the DQL below
SELECT p.type FROM AppBundle\Entity\Product p
type is discriminator column in entity AppBundle\Entit...
Damick asked 27/10, 2015 at 4:55
3
Solved
I have a strange issue where hibernate does not create the expected entity type in a many to one relataionship. We have the following entities with subclass hierarchy (simplified):
@Entity
@Table(...
Telefilm asked 28/9, 2015 at 18:32
2
Solved
Given a situation where you have a User Scheme that you use to create a base model called User. And then for user roles, you use mongoose discriminators to create inherited models called Admin, Emp...
Aspic asked 31/12, 2017 at 18:35
1
I want to implement DISCRIMINATOR based Multi-Tenancy solution for Shared Schema Based Multi-Tenancy Model-common database schema for all tenants.
Technology stack
Hibernate 3 Global filter (I ...
Translative asked 5/3, 2014 at 14:3
2
I have created the following abstract class, which use single table inheritance and maps subclasses on the DiscriminatorColumn model.
/**
* @Entity
* @Table(name="entity")
* @InheritanceType("S...
Wong asked 16/9, 2015 at 8:20
5
I have a single MongoDB collection holding documents of three different classes (A,B,C) which all inherit from a common class D.
Using the official C# driver, I have inserted documents of all thre...
Siouan asked 22/7, 2012 at 0:58
1
Solved
I have this entity relationship.
public abstract class UserGroup
{
public virtual int UserGroupId { get; set; }
public virtual int GroupType { get; set; }
public virtual string GroupName { get;...
Codpiece asked 15/10, 2014 at 0:1
0
Consider my classes below
Product (Abstract Root class)
@Entity
@Table(name="PRODUCT")
@Inheritance(strategy=InheritanceType.JOINED)
@DiscriminatorColumn(name="PRODUCT_TYPE")
public abstract cla...
Alica asked 7/9, 2014 at 1:18
1
Solved
I have a Client and Affiliate class, inheriting from Person class. Joined inheritance strategy type is being used - each of them sharing primary key with the parent class. As there's no discriminat...
Leftist asked 14/3, 2014 at 19:12
1
Solved
I have a simple JOINED hierarchy of documents:
CREATE TABLE Documents
(
id INTEGER NOT NULL,
discriminator ENUM('official','individual','external') NOT NULL,
file_name VARCHAR(200) NOT NULL,
P...
Carlotacarlotta asked 2/11, 2011 at 23:48
1
I have 4 classes A, B, B1, B2 with inheritance mapping described as below:
A (mapped to table A) is the top-most parent class and its inheritance mapping strategy is tablePerHierarchy=false (means ...
Directorate asked 11/8, 2011 at 9:52
2
Solved
Here's my heirarchy:
class abstract Entity { /*members*/ } // mapped to entity table
class abstract User : Entity { /*members*/ } // mapped to user table
class Employee : User { /*no members*/ }...
Excrescent asked 24/1, 2011 at 17:38
1
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