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New posts in entity-relationship
When to use Associative entities?
Aug 23, 2022
entity-relationship
Foreign key mapping inside Embeddable class
Sep 30, 2019
java
jpa
entity-relationship
composite-key
embeddable
Implementing one-to-zero-or-one relation in SQL Server
Sep 20, 2022
sql-server
sql-server-2008
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entity-relationship
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rails 3 scaffolding of relational model
Nov 16, 2022
mysql
ruby-on-rails
ruby-on-rails-3
entity-relationship
When is it appropriate to use a bidirectional association and when is it not?
Nov 08, 2022
hibernate
orm
jpa
entity-relationship
@ManyToOne mapping fails to save parent ID
May 20, 2018
java
jpa
entity-relationship
How to add a Map<String, Person> in an entity class?
Mar 10, 2016
jpa
dictionary
eclipselink
entity-relationship
SQLAlchemy ER diagram in python 3
Feb 26, 2022
python
python-3.x
sqlalchemy
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What's the point of a candidate key?
Sep 16, 2022
database
database-design
entity-relationship
relational-database
How are super- and subtype relationships in ER diagrams represented as tables?
Sep 16, 2022
database
database-design
erd
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NSManagedObject can't get attributes from NSAtomicStoreCacheNode
Dec 13, 2020
objective-c
core-data
attributes
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EF4 code-first: defining object relationships, foreign keys
Sep 15, 2022
.net
entity-framework
mapping
entity-relationship
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Generating ERD diagrams within Visual Studio
Sep 14, 2022
database
visual-studio
entity-relationship
erd
entity-relationship-model
Generate an E-R Diagram by reverse-engineering a database [closed]
Jun 19, 2022
database
diagram
entity-relationship
Hibernate @OneToMany without a separate join table
Oct 03, 2021
java
hibernate
jpa
join
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Is there a way to get all managed entities from an EntityManager
Nov 08, 2022
jpa
persistence
entity-relationship
ER-Diagram: Ternary Relationship - How to read properly?
Sep 13, 2022
model
entity-relationship
relationship
ternary
Really simple CoreData relationship but returns nil and null?
Sep 12, 2022
iphone
ios
core-data
entity-relationship
one-to-one
Entity Relationship Diagram. How does the IS A relationship translate into tables?
Sep 12, 2022
database
entity-relationship
PHP, Yii2 GridView filtering on relational value
Jan 28, 2017
php
entity-relationship
yii2
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