Learn Microsoft BI (Business Intelligence) Tools with Free Lessons & Tips

A deadlock occurs when two or more processes or transactions block each other from continuing because each has locked a database resource that the other transaction needs. SQL Server handles deadlocks by terminating and rolling back transactions that were started after the first transaction.

Both Oracle and Microsoft SQL Server are great RDBMS options, and can both be used in similar ways. Both offer enterprise-level solutions, both make it easier to recover data than the rest of the competition. Microsoft's might be easier to learn, but that simplicity comes with some drawbacks.

Drawing Clearer Distinctions With An Azure And Microsoft SQL Server. As a cloud-based relational database service, Microsoft SQL in Azure offers many of the same features as SQL Server. However, Azure SQL includes extra cost-saving features, such as scaling on demand and paying only for what you use.

SQL Server Express is a full database engine, containing much of the same functions and features as SQL Server Standard.  It also includes the SQL Server Management Studio for more advanced management and configuration of the database.