Question : Okay so I know that for BCNF, when listing all non-trivial FD’s that everything to the left has […]
Tag: denormalization
Checking if a transitive key dependency is in 3rd normal form
Question : I’m currently trouble determining if one of my schemas is in third normal form. I have a table […]
How to design database tables using normalization in better manner in SQL?
Question : I have designed my tables in below manner. Countries Table:- PkId — + Country Name — + StatusFlag […]
Need advice on database normalization
Question : I am working on a basic blood bank database on Oracle. I would like to create a completely […]
Junction table or denormalize?
Question : I’m using MariaDB. I’m designing a simple application that can send notifications to subscribers for when certain websites […]
Possible benefits of storing multiple values in one field of one row instead of as separate rows
Question : During our last weekly meeting, a person that has no background experience in Database Administration brought up this […]
should I denormalize for user profiles?
Question : Assuming the choice is to stay with relational model, how are tables structured in the case of large […]
Storing personal data on an invoice to preserve data integrity
Question : I want to store invoice data like addresses of people. But the problem is addresses can change over […]
Is splitting a CSV column into a separate table (enforcing 1NF) unnecessary complication?
Question : I had very carefully asked the table designer why he had chosen to create CSV columns in multiple […]
Is it a good approach to duplicate data in a database?
Question : I have a program that needs to store traceroutes (among other data). Here is a diagram that depicts […]