Articles

Technical Article

Performance Tuning Re-indexing and Update Statistics – A Case Study

Recently we started experiencing a very strange issue in our production reporting environment where the Re-indexing and Update Statistics operation suddenly began taking more than 2 days to complete and was thus causing blockage in the database which in turn caused impairment in application performance.

(1)

You rated this post out of 5. Change rating

2012-11-20

5,852 reads

Technical Article

SQL Server 2012 AlwaysOn: Multisite Failover Cluster Instance

SQL Server Failover Clustering, which includes support for both local and multisite failover configurations, is part of the SQL Server 2012 AlwaysOn implementation suite, designed to provide high availability and disaster recovery for SQL Server. The multisite failover clustering technology has been enhanced significantly in SQL Server 2012. The multisite failover cluster architecture, enhancements in SQL Server 2012 to the technology, and some best practices to help with deployment of the technology are the primary focus of this paper.

You rated this post out of 5. Change rating

2012-11-16

2,732 reads

SQLServerCentral Article

Hierarchies on Steroids #2: A Replacement for Nested Sets Calculations

In this sequel to his first "Hierarchies on Steroids" article, SQL Server MVP Jeff Moden shows us how to build a pre-aggregated table that will answer most of the questions that you could ask of a typical hierarchy. Any bets on whether Santa is packin’ a Tally Table in his bag or not?

(29)

You rated this post out of 5. Change rating

2012-11-15

20,301 reads

Technical Article

FileStream and FileTable in SQL Server 2012

SQL Server 2012 enhanced the SQL Server 2008 FileStream data type by introducing FileTable, which lets an application integrate its storage and data management components to allow non-transactional access, and provide integrated SQL Server services. Arshad Ali explains how.

You rated this post out of 5. Change rating

2012-11-15

3,038 reads

Blogs

T-SQL Tuesday #202: The Two Outages I Won't Ever Forget

By

My T-SQL Tuesday #202 entry for Marlon Ribunal's invitation on memorable SQL Server outages....

Measuring RAG Solutions: Are We Retrieving the Right Information?

By

A RAG pipeline that answers questions in the demo is not the same thing...

Advice I Like: Lots of Ideas

By

“A multitude of bad ideas is necessary for one good idea” – from Excellent...

Read the latest Blogs

Forums

Adding new column with DEFAULT

By Thomas Franz

Comments posted to this topic are about the item Adding new column with DEFAULT

How do I connect to a SQL Server database on my ISP?

By Doctor Who 2

I've got a web application for my side business. I've added a SQL Server...

Looking for New Blood

By Grant Fritchey

Comments posted to this topic are about the item Looking for New Blood

Visit the forum

Question of the Day

Adding new column with DEFAULT

Which number will the COUNT() return after executing the following statements:

DROP TABLE IF EXISTS #test;
CREATE TABLE #test (id INT)
INSERT INTO #test (id)
SELECT *
  FROM GENERATE_SERIES(1, 3) AS gs
;

ALTER TABLE #test ADD flag BIT CONSTRAINT DF_#test_flag DEFAULT 0;
go
UPDATE #test SET flag = 0 WHERE id = 1
UPDATE #test SET flag = 1 WHERE id = 2

INSERT INTO #test (id) VALUES (4)

SELECT COUNT(*)
  FROM #test AS t
 WHERE flag = 0
 

See possible answers