The purpose of this article is to introduce you to Dynamic Management Views (DMVs) and Dynamic Management Functions (DMFs) at a high level; in later articles, I will drill down into how specific DMVs and DMFs can be used to help you performance tune your servers and databases.
2007-03-12
2,861 reads
Keeping track of your DDL is something that is critical and some sort of VCS system should be used. However pulling out your scripts from SQL Server sometimes entails a bit more than the standard scripting. New author Richard Sutherland brings us an open source project that can help you get this done. Complete with code.
2008-03-03 (first published: 2007-03-06)
10,220 reads
One of the more mysterious features of SQL Server is isolation levels. Whenever a statement is executed, or a data modification is made, it runs under the influence of an isolation level. Traditionally, SQL Server has supported four isolation levels. In SQL Server 2005, two new isolation levels are introduced.
2008-02-27 (first published: 2007-03-05)
3,652 reads
Before you even begin building a SQL Server 2005 cluster, you must ensure that your network infrastructure is in place. Here's a checklist of everything that is required before you begin installing a SQL Server 2005 cluster.
2007-03-02
2,443 reads
If your organization is like many organizations, it may have some older version SQL Server clusters in production. If so, at some point you will have to make a choice about how to upgrade them to SQL Server 2005.
2007-03-01
1,739 reads
2007-02-27
1,910 reads
This article covers the basics of full backup backups and restores in SQL Server. The examples are from SQL Server 2005 however it applies to SQL Server 2000 and SQL Server 2005. This is a very basic article covering full database backups, database restores and the simple and full recovery models.
2007-02-27
5,180 reads
2007-02-21
1,291 reads
Microsoft has finally release service pack 2 for SQL Server 2005. Read a short commentary and get the links to download it now.
2007-02-21
8,843 reads
2007-02-20
1,550 reads
When I put together the invitation for T-SQL Tuesday #202, I wasn't sure what...
By Steve Jones
My life has some crazy travel stretches for sure. Between speaking, office visits, customer...
In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...
Comments posted to this topic are about the item Server-Level Table sizes
Comments posted to this topic are about the item Optional Parameter Plan Optimization in...
There is a table tmp_tab:
CREATE TABLE tmp_tab ( id int, val int );
INSERT INTO tmp_tab VALUES (1, 1), (2, NULL), (3, 3), (4, 4), (5, 5);You want to order the rows ids by the following expression:
ISNULL(val, id) + 1Which of the following queries produces the expected ordering and why? (Select all correct) See possible answers