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New posts in database-design

In RoR, if I say that A has_one B, is it mandatory that A has one B?

How to gain performance when maintaining historical and current data?

SQL Server Database Design and Foreign Key confused

Partial index on value from related table, rather than foreign key?

Postgres case-insensitive exclusion constraint

Key-Value Store that is tolerant of writes and deletes

Correct model for a database with a table for each user

EAV vs Serialized Object vs SQL with Xpath?

Dealing with disassociated records in a poorly designed database

Which table should be Parent table and which should be child table?

database database-design

What is the proper way to store friendship associations in a mysql DB

Is it necessary to have a Primary key which is sequence generated even though I may not use it for DB operations

Storing an image dimension with MySQL

mysql database-design

Star Schema Fact Should not store price - Why?

Database Design: Transactional design approach

Table row referencing one table or another

sql database-design

Is it practical to dynamically normalize a table?