SQL databases have constraints on data types and consistency. NoSQL does away with them for the sake of speed, flexibility, and scale. One of the most fundamental choices to make when developing an ...

Knowing what you want from SQL Server is probably the biggest step toward running it successfully in business applications, according to consultant Koen Verbeeck. It's not just about knowing how SQL ...

In SQL Server 2000, we had a nifty little utility called rebuildm.exe which would rebuild the master database in emergency situations. This utility was removed in SQL Server 2005 and has not been seen ...

The heart of any relational database management system is the system catalog that documents the database objects and system settings being used. The system catalog offers a wealth of information about ...

While data warehouses and cloud-native architectures have grown rapidly, business users are still finding it difficult to reach enterprise data. Even as dashboards and query tools become easier to use ...

SQL Server backups cannot be restored to older versions directly. Use Export and Import Data-Tier Application for cross-version database migration. Reconfigure permissions, logins, and connection ...

The first step in learning how to avoid deadlocks in SQL Server databases is preparedness. Knowing about deadlocks -- in particular, what causes them -- is the key to preventing them and resolving ...

The landscape for database management systems is changing more rapidly these days than it has since the earliest days of the relational DBMS. Not only do we have an onslaught of NoSQL database systems ...