SQL databases have constraints on data types and consistency. NoSQL does away with them for the sake of speed, flexibility, and scale.

How to Restore a SQL Database From a .MDF File. Computer database software such as Microsoft's SQL Server benefits all types of businesses, as it makes recordkeeping fast, flexible and secure.

In fact, SQL Server outnumbers both of these database vendors in installed sites globally. Microsoft SQL Server has arrived!

Sample Database Diagram - SQL Server 7.0 Here is a sample E-commerce application database structure. For a relational database to work properly you should have a field in each database that uniquely ...