Articles

External Article

Checking the Plan Cache Warnings for a SQL Server Database

How often do you check your query plans to see if they contain any warnings? If you're missing them, it means that you're not getting all those hints about missing indexes, join predicates or statistics. Is the query optimiser trying to tell you about implicit conversions? Dennes shows how to view the warnings in plan cache for a particular database using SQL.

2015-03-02

7,649 reads

External Article

Cloud Storage Replication Is Not Backup

The options that you need to select when setting up an Azure Storage service account allow you to specify the durability and high-availability of your data, but they don't provide for data recovery to a point-in-time. In fact, it means that some of the bad things that can happen to data are more efficiently replicated to all copies. Backup is quite a separate issue.

2015-02-27

8,864 reads

Technical Article

SQL Saturday #381 - Richmond, VA

SQL Saturday is coming to Richmond on March 21, 2015. Join us for a free day of SQL Server training and networking. There are also paid-for pre-con sessions available from Tim Mitchell and Kevin Kline. Register while space is available.

2015-02-27

7,175 reads

External Article

Another Look at Tuning Big Data Queries

Most large organizations have implemented one or more big data applications. As more data accumulates internal users and analysts execute more reports and forecasts, which leads to additional queries and analysis, and more reporting. The cycle continues: data growth leads to better analysis, which generates more reporting. Eventually the big data application swells with so much data and querying that performance suffers.

2015-02-26

11,157 reads

Blogs

How to Find Expensive Queries in Amazon Redshift

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The Notification Trap: How Input Fatigue Is Killing Deep Work in Tech

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Designing a Storage Load Test for SQL Server

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Forums

SQL 2019 instance with AG, across 2 Windows 2016 OS servers - OSin-place upgrade

By millardus

Hi all Can I get some perspective from the community please on performing in-place...

How Long is a Long I/O?

By Steve Jones - SSC Editor

Comments posted to this topic are about the item How Long is a Long...

T-SQL Trigonometric Functions in SQL Server

By Imran2629

Comments posted to this topic are about the item T-SQL Trigonometric Functions in SQL...

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Question of the Day

How Long is a Long I/O?

In SQL Server 2025, a long I/O is recorded in the error log with message 833. How long much an I/O request be outstanding before this message is written to the log?

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