I am trying to map values associated to my location dimension – dimension seen below: LocationID Country State City Zip Code Longitude Latitude 1 USA NY Manhattan 2 USA NY Yonkers 3 USA NY Buffalo I am receiving transaction data where multiple regions may be identified as a value. For example, I will get a value for city as such:
Tag: data-modeling
Which is the correct form to create one to many relationships between two tables on a Oracle database
I have a Oracle database in which I have two tables, RegistroPPL and Alias. One RegistroPPL can have multiple Aliases. Now, my question is, what is the right way to create this relationship, using a bridge table like this: or creating a direct relationship like this What is the best way to create one to many relationships according to the
PHP – I want the user to have no possibility to upvote more than one time
I am working on a small social network with PHP and MySQL I want the users to have the possibility to upvote a post, and I already did this but the problem is that I want the user to be able to upvote only one time. Here is my PHP code: This is the form of the upvote button :
Modeling a prescription/medicine usage set of database tables
Not sure how to go about modelling medication taken at a point in time in a relational database. Each way I have thought of so far seems to have redundant data. Need to be able to have a user say I …
Database design, which table has the foreign key
I have an Table USER (USER_ID, PASSWORD, NAME, …) and an Table ACCESS_ROLES for the Users, every user can have one ACCESS_ROLE (ONE-TO-ONE). Which table has the Foreign Key? I would put the USER_ID into ACCESS_ROLES table. Is there any best practice approach? Answer Since you will be having a one-to-one relationship, the solution suggested by Philip Kelley is better.