To tackle performance problems with applications, first use SQL Profiler to find the queries that constitute a typical workload: From the trace, spot the queries or stored procedures that are having the most impact. Then it's down to examining the execution plans and query statistics. You then see what effects you've had and maybe repeat the process. Gail explains all, in a two-part article.
To continue this series on Introduction to Windows PowerShell for the SQL Server DBA, this tip will look at the pipeline and output processing.
Someone is trying to build a better query engine for the web, something beyond a search engine. Steve Jones comments on the possible implications for databases if this works.
Someone is trying to build a better query engine for the web, something beyond a search engine. Steve Jones comments on the possible implications for databases if this works.
Someone is trying to build a better query engine for the web, something beyond a search engine. Steve Jones comments on the possible implications for databases if this works.
This Friday's poll looks at your productivity. Is there some technology that has really helped you do your job better?
When moving data in related tables between databases, the order sometimes matters. New author Glen Cooper brings us an article that discusses the issues in maintaining referential integrity.
In this article, we focus specifically on highlighting new features in the GDR, including its support for offline schema development, tools that support new processes that you can use when you develop a database schema, and features that support database administration.
Visit ten randomly picked customers that own a data warehouse architecture, and you will see that at least eight have developed a classic data warehouse architecture (CDWA). What do I mean by a CDWA? In a CDWA, data is copied periodically from production systems to the central data warehouse.
If you are in a clustered environment, check out this article from James Greaves. Here we learn how to deal with the clustered disk space and mount points.
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Comments posted to this topic are about the item An Unusual Identity
What values are returned when I run this code?
CREATE TABLE dbo.IdentityTest2
(
id NUMERIC(10,0) IDENTITY(10,10) PRIMARY KEY,
somevalue VARCHAR(20)
)
GO
INSERT dbo.IdentityTest2
(
somevalue
)
VALUES
( 'Steve')
, ('Bill')
GO
SELECT top 10
id
FROM dbo.IdentityTest2 See possible answers