As I understand it, polymorphic relationships among tables in a database allow one table to have one foreign key that references many tables. I have found that tags are a common application of this ...
I have several types of writings: articles, projects, reviews, etc. I have a table containing paragraphs (fields id (INT) and partext (TEXT)). Each writing consists of several (ordered) paragraphs. ...
I'm building an inventory database to store enterprise hardware information. The devices the database keeps track of range from workstations, laptops, switches, routers, mobile phones, etc. I'm using ...
I'm working on joining multiple tables together to extract some data related to user "runs", this includes basics like runID, username etc but also joins to the run times and favourites. I have the ...
I need to create a database which will have below modules: Items [Food items, stationary] Items Stock Management [stock in out] Customers Items Sale Management Issue: The system will have ...
I have gone through the definition on http://en.wikipedia.org/wiki/Database_engine several times: A database engine (or "storage engine") is the underlying software component that a database ...
I am a newbie on creating database... I need to create it for my recruitment web application. My application needs to schedule screenings, exams and interviews of applicants and save result in the ...