Articles

External Article

Columnstore Indexes in SQL Server 2012

The columnstore index in SQL Server 2012 stores columns instead of rows, and is designed to speed up analytical processing and data-warehouse queries. Whilst columnstore indexes certainly do that effectively, they are not a universal panacea since there are a number of limitations on them. When used appropriately, they can reduce disk I/O and use memory more efficiently.

2013-08-20

3,335 reads

External Article

New SQL Monitor Custom Metric: Untrusted Foreign Keys

A foreign key points to a primary key that must exist in another table, for example, column X in Table 1 must also be present in Table 2. The key protects this link, and only valid data can be inserted in the foreign key column. An untrusted foreign key may threaten a database’s referential and data integrity.

2013-08-20

2,554 reads

SQLServerCentral Article

Implementing, loading and optimizing a Type 2 Slowly Changing Fact Table

This article shows how to implement a Slowly Changing Facts Table, how to overcome the problems encountered when using the MERGE statement to process the data and suggest a minimal set of indexes to aid data loading and quering.

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2013-08-19

10,191 reads

SQLServerCentral Article

The End of Privacy: Tragically Comical Edition

It’s hard to avoid privacy-based stories at the moment, with growing concern over government snooping and the limits of power. But where I’m based, in the UK, there’s a new, fully-privatised invasion of privacy. One marketing company has created an outdoor wi-fi basestation that grabs your phone’s MAC address as you pass, with the idea […]

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2013-08-19

79 reads

Blogs

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Lots of FKs

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Real-time On-prem SQL Server Data in Excel – Over the Internet

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Can You Let Go of Determinism

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Question of the Day

Lots of FKs

In SQL Server 2025, what are the most outgoing and incoming FK references a table can have?

See possible answers