Why are there INFOMATION_SCHEMA and catalog views in SQL Server that do very similar things? For example, to retrieve a list of tables in a database, I can do it via sys.tables or ...

Although tables in SQL databases typically contain massive amounts of data, they’re not always in a format that can be used by data analysts. The data records in these tables need to be filtered ...

A typical screen in your user interface probably combines data from several different tables. To handle that, I typically have my back-end processes generate Data Transfer Objects (DTOs) which combine ...

I've got this view defined on two tables, one of which has an identity field that auto increments. There seems to be no way to insert into this view. If I leave the auto-increment field blank it barks ...

Unlike standard views they can provide significant performance gains. Oracle has a similar feature called Materialized Views. Indexed Views were introduced in SQL Server 2000 as an Enterprise Edition ...

For developers working with SQL Server, few performance tuning techniques are as essential--or as frequently misunderstood--as indexing. Done right, indexing can drastically improve application ...