data-modeling tutorials

How to create complex structure in Cassandra with CQL3

Jan 27, 2021

How to create an ontology from raw data (CSV)?

Apr 21, 2022

rdf data-modeling semantic-web owl ontology

Many-to-many link table design : two foreign keys only or an additional primary key?

Oct 15, 2022

sql database database-design data-modeling

How to rearrange entity attributes in Xcode data modeling tool?

Nov 12, 2022

xcode core-data interface-builder data-modeling

EFCore - How to exclude owned objects from automatic loading?

Sep 15, 2022

c# entity-framework-core data-modeling owned-types

When two tables are very similar, when should they be combined?

Nov 20, 2022

sql-server database-design data-modeling normalization

Should I split the data between multiple databases or keep them in a single one?

Aug 29, 2022

mysql database-design data-modeling multi-tenant

Whats better design/practice: Nullable property or 1 value property and 1 bool "has" property?

Oct 22, 2022

c# asp.net-mvc data-modeling code-first

How to maintain data consistency across multiple tables in cassandra?

May 08, 2022

cassandra data-modeling cql data-consistency

Filtering non-'cohorts' from dataset

Oct 15, 2022

python pandas statistics data-modeling

Couchbase data modelling - Document oriented

May 05, 2019

nosql data-modeling couchbase document-based-database

Is it bad practice to have two controllers for one model in Ruby on Rails?

Sep 07, 2022

ruby-on-rails design-patterns data-modeling

Efficient NoSQL modeling in Google App Engine Datastore

Nov 03, 2022

google-app-engine nosql google-cloud-datastore data-modeling

How to combine class design and matrix math efficiently?

Feb 18, 2022

python oop numpy data-modeling modeling

What is the difference between Max Cardinality and Min Cardinality?

Aug 24, 2022

database data-modeling cardinality

DB design to use sub-type or not?

Nov 01, 2022

sql database-design data-modeling

Best way to store tags in a database?

Sep 25, 2022

sql database database-design tags data-modeling

What is wrong with this data structure?

Jul 21, 2019