Scripts

Technical Article

Mirroring Job Switcher

I wrote this so that jobs associated with a mirrored database will run on the principal and not on the mirror.  Please send your comments on what implications I might be missing - I would appreciate that greatly.This procedure works in conjunction with a WMI alert you will setup in SQLSEVERAGENT -> Alerts ->Mirroring Status […]

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2007-09-04 (first published: )

477 reads

Technical Article

Clean up default constraints

The script scrapes out all default constraints (optional for particular column, table or script generation for the whole db) in SQL Server 2005 manner. Based on: http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dnsqlpro2k/html/sql00a11.asp

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2007-09-03 (first published: )

603 reads

Technical Article

PARSENAME Enhancement

The ParseName function is very useful for getting parts out of a string of characters between delimiters. But a limitiation is that you only can get four parts out, and the function only accepts dots as delimiters.The function I have written below overcomes that limitations, and add a new feature to enable "from left" and […]

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2007-08-27 (first published: )

342 reads

Technical Article

Display disk space stats for each table

Here is my replacement for sp_spaceused, I have altered it so that if no table is past in using the @objname parameter it loops through all the tables which is alot easyer than running the old one for each table and it displays the data one result set. So should be easyer to create a […]

(2)

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2007-08-23

1,072 reads

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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?

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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
 

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