When object-oriented programming languages began to be used in enterprise applications, designers had problems fitting the object-oriented model with the relational model. In the object-oriented model ...

Select Load to Disk and click the link to download the database files. Access requires two database files *.MDB and *.LDB. You will need to download both. This is a ...

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Junk dimensions are often misunderstood and avoided. And they should not be. Junk dimensions offer a strategy to remain true to dimensional intentions and to better focus one's design and sometimes ...

Any data that does not fall into the traditional field structure (alpha, numeric, dates) of a relational DBMS. Examples of complex data types are bills of materials, word processing documents, maps, ...

Transactional cloud databases come in all shapes and sizes, from simple key-value stores to planet-scale distributed relational databases. Here’s how to choose the right cloud database for your ...