Database design issue for profile tables
26537
Possible to do a MySQL foreign key to one of two possible tables?
61301
How to create user profiles with PHP and MySQL
24015
SQL Query; Admin Log System; Foreign Keys; Retriving multiple rows form different tables at once
155109
Foreign key constraint may cause cycles or multiple cascade paths?
34093
What is a basic model for making a database with users and groups?
90206
Database Normalization
158321
SQL Server database design for "archived but available" data
84126
Database design - many-to-many relationship between three columns
88747
Database redesign opportunity: What table design to use for this sensor data collection?
96449
Database schema for entities with two possible owner/parent types?
85172
Lookup Tables Best Practices: DB Tables... or Enumerations
48942
Optimum design / structure for product data database?
41172
Should I use a database to store ~10 000 names in a sports game?
56109
Better to create a table for each user account, or one huge table for all user data in MYSQL
132697
use EntityFieldQuery to find user based on profile field value
128580
Efficiently storing query-affecting settings in a database
11362
Profile Page for Android app