I have an MS SQL system, and I need to be able to identify each table's primary key via SQL queries. I have all the other info I need (row data type, var length, etc...), but I cannot find the ...

When working on a multidimensional design, every fact table within scope should be handled with care. In an ideal world, each low-level fact table represents the metrics related to a business event.

In this third and final installment on using SQLite from C++, I want to begin exploring some of the internals of this amazing little database engine. SQLite does things quite differently than most ...

MySQL table primary keys and unique indexes prevent multiple rows with the same index from being added to the table. If you try to insert a duplicate row with a ...

The superiority of surrogate versus natural keys is a hotly debated topic among database developers. Susan Harkins offers some insights into when — and why — you might choose one over the other.

Which makes for a better primary key: natural data points or meaningless values? Database developers have strong opinions on this facet of primary key design. This article settles the debate once and ...