Knowing exactly what in-memory OLTP tables are used for will help you make the most of one of SQL Server's newest features.

How to Reindex SQL Tables. The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, locating a single record in a large table can ...

FileTables, a new feature introduced in SQL Server 2012, is a unique table that reflects metadata of files in a specified folder.

Any table they reference cannot be dropped without first dropping all of the stored procedures that reference it. Unfortunately normal stored procedures don’t support this option in SQL Server 2014.

If screaming speed in data access is the most important thing in your life, SQL Server's durable in-memory, memory-optimized tables are your answer. They were good in SQL Server 2014 and they're even ...

In SQL 7 and other high-end relational databases, each table is required to have a Unique Row Identifier or Primary Key in order to interact with other tables. Access does not require this and will ...

SQL Server throws a wobbly when one tries to declare/create the same-named temporary table more than once in the same procedure - I guess the query analyser assumes that all temp table creations ...

SQL lets you use one command to quickly create a new table containing a subset of records from a larger table while working in Access. Sound complicated? It's not, as Mary Ann Richardson shows us.

Want faster SQL queries? Here are nine best practices for writing SQL queries that work like a charm (or at least, like they should).