What are the advantages and disadvantages of using a relational database than a flat-file database.

Advances

Data Integrity, You Only need to change the data in one of the tables, it will then update itselfData Redundancy, By having a relational databse it ensures that no attributes are repeatedData Consistency, There is no chance of the same attribute being stored in a different format in a different fileData Flexibility, When dealing with queries, it gets much easier creating deeper queries with a relational DatabseGreater Efficiency, as you only have to input the data only once into a relational database it saves time and human resources

Disadvantages

Complex, Relational databases can be very complex and without the necessary training can be very hard to break down.Expensive, Relational databases are mostly commercial and require the user to buy that piece of software or licenses for more than one machine

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