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On the Third Day…

Mais Oui! But of course, we must have some french hens for today!  Today we have the third day of pre-Christmas.  And as was mentioned we have more undercarriage...

2012-12-15

8 reads

Blog Post

Big Data and Hadoop Part 1

Big Data Definition

As per wiki Big Data usually includes data sets with sizes beyond the ability of commonly-used software tools to capture, curate, manage, and process the data within...

2012-12-14

39 reads

Blog Post

On the Second Day…

  Yesterday, I introduced the 12 Days of pre-Christmas.  In that first article, I gave you a gift to help maintain your msdb undercarriage.  Today I want to continue...

2012-12-14

12 reads

Blog Post

SQLOS Basics - Chennai User Group Meet - Presentation File Download

Chennai SQL Server User Group (CSSUG) meet is happening tomorrow (15-Dec-2012) in Microsoft Training Centre, Chennai.
You can download presenation and demo scripts here
http://www.sqlservercentral.com/blogs-admin/blogs/livingforsqlserver/CSSUG_SQLOS_Basics_15Dec2012/SQLOS_CSSUG_Meet_15Dec2012.zip
Tomorrow,  I...

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2012-12-14

2,238 reads

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Adding new column with DEFAULT

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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