Consistency, inside the Context of Databases, States that statistics cannot be written that might violate the Database’s own regulations for valid Records. If a sure Transaction happens that attempts to introduce inconsistent records, the complete transaction is rolled again and an error again to the person.
A simple rule of consistency may additionally country that the ‘Gender’ column of a database may handiest have the values ‘Male’ , ‘Female’ or ‘Unknown’. If a user attempts to go into some thing else, say ‘Hermaphrodite’ then a database consistency rule kicks in and disallows the Access of this kind of value.
Consistency guidelines can get pretty problematic, as an Instance a bank account number have to comply with a particular sample- it should begin with a ‘C’ for bank account or ‘S’ for financial savings account, then observed by means of 14 digits which can be picked from the date and time, in the layout YYYYMMDDHHMISS.
Database consistency does now not most effective occur at the single-report degree. In our bank instance above, another consistency rule can also nation that the ‘Customer Name’ Field can't be empty when develoPing a consumer.
Consistency rules are vitally essential whilst creating databases, as they're the embodiment of the enterprise policies for which the database is being created. They additionally serve some other crucial feature: they Make the application Developers’ paintings less complicated- additionally it is a whole lot simpler to outline consistency regulations at the database degree instead of defining them inside the utility that connects to the database.
If you have a better way to define the term "Consistency" or any additional information that could enhance this page, please share your thoughts with us.
We're always looking to improve and update our content. Your insights could help us provide a more accurate and comprehensive understanding of Consistency.
Whether it's definition, Functional context or any other relevant details, your contribution would be greatly appreciated.
Thank you for helping us make this page better!
Obviously, if you're interested in more information about Consistency, search the above topics in your favorite search engine.
Score: 5 out of 5 (1 voters)
Be the first to comment on the Consistency definition article
Tech-Term.com© 2024 All rights reserved