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Upgrading Replication from SQL Server 2000 32-Bit to SQL Server 2008 64-Bit without re-initialization

In this article we summarized the experiences we gathered during the planning and upgrade of a customer's project. The customer is one of the largest retail shops in its area. Their architecture is made up of a main server, which is located at headquarters and hosts several hundred publications containing over a thousand articles. Regional stores are located all over the country acting as subscribers for the publications hosted on the main server. Based on the business needs and infrastructure limitations the customer set the following goals for the project:

2010-02-26

2,504 reads

External Article

SQL Server Impersonation

SQL Server impersonation, or context switching, is a means to allow the executing user to assume the permissions of a given user or login until the context is set back, set to yet another user, or the session is ended. Deanna Dicken shows you two mechanisms for accomplishing this task and walks through some examples.

2010-02-25

2,388 reads

External Article

Microsoft SQL Server 2008 Analysis Services Consolidation Best Practices

This technical note describes the consolidation options, considerations, and best practices for Microsoft® SQL Server® 2008 Analysis Services that the SQL CAT team has derived from working with Analysis Services customers. In this technical note, we also discuss an Analysis Services load balancer solution that one of our internal customers uses to load balance queries from Microsoft Excel® and SQL Server Reporting Services clients across multiple query servers to increase query performance and provide availability.

2010-02-24

1,994 reads

External Article

SQL Server Lazy Writer Issue: Warning, No Free Buffers Found

This tip is intended to help someone who is or will be facing a no free buffer found issue with the SQL Server LazyWriter. Recently, we experienced some unknown issues with our SQL Server and after inspecting the error log file we noticed the following errors: "SQL Server has encountered 50 occurrence(s) of I/O requests taking longer than 15 seconds to complete on file..." and "LazyWriter: warning, no free buffers found." These error messages were followed by a SQL Server memory dump file like SQLDump0030.mdmp in the file system.

2010-02-23

2,484 reads

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Question of the Day

Using OPENJSON

I have some data in a table that looks like this: 

BeerID BeerName    brewer               beerdescription
1      Becks       Interbrew            Beck's is a German-style pilsner beer 
2      Fat Tire    New Belgium          Toasty malt, gentle sweetness, flash of fresh hop bitterness.
3      Mac n Jacks Mac & Jack's Brewery This beer erupts with a floral, hoppy taste
4      Alaskan Amber Alaskan Brewing     Alaskan Brewing Amber Ale is an "alt" style beer
8      Kirin       Kirin Brewing         Kirin Ichiban is a Lager-type beer
If I run this, what is returned? 
select t1.[key]
    from openjson((select t.* FROM Beer AS t for json path)) t1

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