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New posts in database-design

Data Model tools for DB2

how do you enforce conditional not null check across sql columns

Set of Foreign Keys Where All But One Are NULL

In SQL / MySQL, are there reasons not to put one-to-one relationship in the same table?

Fastest way to populate a Db [closed]

Storing inherited objects in a database

Database tables, one table referencing multiple unrelated tables

How to define polymorphism in JPA

One or many databases for application for many clients in PHP

Need to design a table with loads of attributes which must all be searchable by SQL

Best-performing method for associating arbitrary key/value pairs with a table row in a Postgres DB?

Indexing simple query in a huge database

Database Logging Table Structure

database-design logging

Data driven business rules.

How big is too big for a view in MySQL InnoDB?

Is there an elegant way to store a dual relationship (i.e. user 1 and user 2 are friends)

Large PostgreSQL table: better to add a column or create a new table to store metadata?

How to store distance between cities and towns in DB efficiently

Database schema for multiple companies

using Natural key as the ID of DomainObject or GUID + auto-increment Domain Driven Design