Data modeling questions refer to the techniques used to gather and analyze data requirements needed to support data operations in programs and systems.
I haven't been able to fully grasp the differences. Can you describe both concepts and use real world examples?
database database-design data-modeling identifying-relationshipWhat's the longest possible worldwide phone number I should consider in SQL varchar(length) for phone. considerations: + for country code () …
sql-server validation database-design data-modeling phone-numberI've heard of a few ways to implement tagging; using a mapping table between TagID and ItemID (makes sense to …
sql database-design tags data-modeling taggingLooking for tools (windows platform) to genereate ER diagram (or similar) from an existing Oracle database. Any good tools out …
oracle data-modeling reverse-engineering documentation-generation er-diagramAre soft deletes a good idea or a bad idea? Instead of actually deleting a record in your database, you …
sql database database-design data-modeling soft-deleteLet's say I have two tables: Table: Color Columns: Id, ColorName, ColorCode Table: Shape Columns: Id, ShapeName, VertexList What should …
sql database database-design naming-conventions data-modelingI'm building a group calendar application that needs to support recurring events, but all the solutions I've come up with …
ruby algorithm calendar data-modeling recurrenceWhat is one good for that the other's not in practice? I understand the theory of what they do, but …
artificial-intelligence data-modeling prolog drools datalogOne of the first things I think about when using a new service (such as a non-RDBMS data store or …
apache-kafka apache-zookeeper data-modelingI know that most of the time NOSQL databses are schema-less or at least have a flexible database schema. However, …
database database-design data-modeling nosql