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2011-07-18 (first published: 2011-07-01)
3,219 reads
Articles
JSON.SQL: A CLR-resident JSON serializer/deserializer for SQL Server
One CLR function and four CLR procedures for the import/export of JSON data to and from SQL Server are presented, with supporting performance metrics.
2011-07-18
17,788 reads
Migrating SQL Server Databases – The DBA’s Checklist (Part 1)
It is a fact of life: SQL Server databases change homes. They move from one instance to another, from one version to the next, from old servers to new ones. They move around as an organisation’s data grows, applications are enhanced or new versions of the database software are released.
2011-07-18
3,616 reads
SQL Saturday #80 - Wheeling. WV
Come get a free day of SQL Server training in Wheeling on Jul 23, 2011.
2011-07-18 (first published: 2011-06-22)
2,518 reads
Yet Another SQL Strategy for Versioned Data
There is a popular design for a database that requires a built-in audit-trail of amendments and additions, where data is never deleted, but superseded by a later version. Whilst this is conceptually simple, it has always made reporting the latest version of data complicated. Alex Kuznetsov joins the debate on the best way of doing this with an example using an indexed view and the filtered index.
2011-07-15
3,274 reads
2011-07-14 (first published: 2009-06-10)
7,101 reads
Second Normal Form
In this article Tom Thomson takes a look at what second normal form means, how it is violated, and how you can fix it. This is part of our normalization series.
2011-07-14
8,095 reads
Identifying PII Data to Lock Down in SQL Server - Part 1
We're pretty confident that we have locked down and encrypted our financial data, but a lot of our customer's PII (Personally Identifiable Information) data is still held in unencrypted form. This data is able to be selected directly by read only business users on many of our downstream reporting, datawarehouse and standby servers. The rise of identity theft makes protecting this data imperative. DBAs are the custodians of this information and must protect it like we protect our own personal information. Recent publicity over the theft of Sony PSN data underscores both the economic and ethical importance of protecting personal data.
2011-07-14
2,864 reads
Questions About SQL Server Distribution Statistics
Fabiano Amorim was asked a couple of questions about SQL Server Distribution Statistics. Having given an answer based on his current knowledge, he then decided to find out for himself whether what he'd said was right, and started an epic journey of exploration into Distribution Statistics and the way that the Query Optimiser uses them.
2011-07-13
2,132 reads
2011-07-12 (first published: 2009-06-03)
8,716 reads
Blogs
Upgrading SQL Server Containers on the Laptop
By Steve Jones
I don’t have SQL Server installed on my laptop. In an effort to keep...
How to Find Expensive Queries in Amazon Redshift
Slow-running queries can degrade your Redshift cluster’s performance and lead to increased costs. Identifying...
The Notification Trap: How Input Fatigue Is Killing Deep Work in Tech
By gbargsley
If you've been here before, you know this blog is usually about SQL Server,...
Forums
SQL 2019 instance with AG, across 2 Windows 2016 OS servers - OSin-place upgrade
Hi all Can I get some perspective from the community please on performing in-place...
How Long is a Long I/O?
Comments posted to this topic are about the item How Long is a Long...
T-SQL Trigonometric Functions in SQL Server
Comments posted to this topic are about the item T-SQL Trigonometric Functions in SQL...
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?
See possible answers