The term "data integrity" can mean different things to different people, but the most difficult and pervasive problem facing organizations these days is the semantic integrity of the data. As ...

Databases contain integrity constraints to prevent chaotic events from happening, such as shipping a product to a customer with no address. Each company has integrity constraints unique to its ...

Want to improve the integrity of your data? Place constraints in the database, as well as in your application. NoSQL, the catchall phrase for non-relational databases, is all the rage among Web ...

From a database perspective, business constraints provide an accurate picture of the real world being modeled and help enforce data integrity. Typically, rules are gathered during requirements ...

A new potential characteristic of a SAS data set known as integrity constraints has been added for SAS Version 7 or Version 8. Integrity constraints are a set of data validation rules that preserve ...

Zumasys is enhancing its MultiValue database, OpenQM, with a mix of updates driven by its user community. OpenQM 4.0 introduces Data Integrity Constraints, a community-driven feature and the winning ...

When I am working with an Oracle database, I still find myself using SQL*Plus for many quick and dirty database queries. In particular, I often look up constraints in SQL*Plus. In this post, I look at ...