DBCC SHOWCONTIG Improvements in SQL Server 2005 and comparisons to SQL
This document describes the problem and the workaround in SQL Server 2000, and the solution and recommendation in SQL Server 2005.
2006-12-08
2,616 reads
Performance Tuning
Using SQL Server 2005 Profiler
In this presentation, Brian introduces SQL Server 2005 Profiler. He shows you to integrate System Monitor logs (also called perfmon) to find what queries were running against your machine during key performance failures. He also shows you how to output the query plan into an XML file.
2006-12-04
2,253 reads
TEMPDB Capacity Planning and Concurrency Considerations for Index Crea
Some of the key factors to consider while you devise an index maintenance plan are performance, concurrency, and required resources. SQL Server 2005 provides you with several options for index create and rebuild operations that you can use to effectively meet the requirements of performance, concurrency, and resources.
2006-12-01
2,142 reads
Basics of Statistics in SQL Server 2005
If you're having a problem with particular queries, there are a few things you can do with the information that the server collects about the distribution of data in columns and indexes.
2006-11-30
3,327 reads
SQL Server 2005 Waits and Queues
The methodology helps identify the areas of slow performance by looking at the problem from two directions called Waits and Queues. An analysis of Waits indicates where SQL Server is spending lots of time waiting. In addition, the biggest waits point out the most important or relevant Queues (that is, Performance Monitor counters and other data) for this workload.
2006-11-24
2,377 reads
Gathering Metrics with SMO
Keeping track of the performance of your SQL Servers requires metrics. There are many methods for doing this, but some type of automated process is essential these days with DBAs managing many servers. New author Allen White brings us a technique for doing this using SMO, the replacement for DMO in SQL Server 2005.
2006-11-22
5,989 reads
Table Variables
New author Jambu Krishnamurthy brings us a look at table variables and how they differ from temporary tables in SQL Server 2000.
2006-11-21
16,967 reads
Analysis of SQL Server Performance Data
Gathering performance data on your servers can be a cumbersome task without paying for an expensive tool. New author Jambu Krishnamurthy brings us a short tutorial on how you can gather this data from Perfmon and import it into SQL Server for reporting.
2006-10-30
11,358 reads
Fine Tuning your Database Design in SQL 2005
If your SQL Server app is suffering from poor performance and you suspect a missing index, then read on
2006-10-30
2,990 reads
Indexes and Fragmentation in SQL Server 2000 Part 1
How do your indexes perform under different fragmentation levels in SQL 2000? Joe Doherty brings us part 1 of his look at this topic with an examination of how your data is stored and a detailed analysis of DBCC SHOWCONTIG.
2006-10-23
18,181 reads
Blogs
Running a Local LLM On Your Laptop Resources
By Steve Jones
Thanks to everyone that attended my sessions at VS Live San Diego yesterday. It...
Differences Between xp_readerrolog and sp_readerrorlog: #SQLNewBlogger
By Steve Jones
I was creating a question on sp_readerrorlog and realized that this procedure is different...
Why sys.fn_dblog Is Undocumented And Why It's Still There
By SQLPals
Why sys.fn_dblog Is Undocumented And Why It's Still There Why sys.fn_dblog...
Forums
Implementing Type 4 Slowly Changing Dimensions in SQL Server
Comments posted to this topic are about the item Implementing Type 4 Slowly Changing...
The Disabled Index
Comments posted to this topic are about the item The Disabled Index
Server-Level Table sizes
Comments posted to this topic are about the item Server-Level Table sizes
Question of the Day
The Disabled Index
I run this code on SQL Server 2022.
CREATE TABLE Drink
(
drinkid INT NOT NULL
CONSTRAINT DrinkPK PRIMARY KEY CLUSTERED,
drinkname VARCHAR(20),
rating NUMERIC(2, 1)
)
GO
INSERT INTO Drink
(
drinkid,
drinkname,
rating
)
VALUES
(1, 'Margarita', 4.5),
(2, 'Mojito', 4.3),
(3, 'Old Fashioned', 4.7),
(4, 'Martini', 4.4),
(5, 'Cosmopolitan', 4.2)
GO
ALTER INDEX drinkpk ON dbo.drink DISABLE
GO
SELECT * FROM dbo.Drink
GO
What is the result? See possible answers