DBA relationships – The data custodian
G’day,
As DBA’s, we all know how to manage security, some are more advanced that others but ensuring that the right...
2011-04-28
2,279 reads
data-marty
- Interests: Playing Guitar,Music Theory
- Website: http://martincatherall.com/
Connection strings and application name
G’day,
There are many things that developers and DBA’s can do to help their relationships run smoothly, most of them are relatively simply...
2011-04-27
15,040 reads
The developer / DBA relationship.
G’day,
A large part of my job involves liaising with developers. I spent the first 8 years of my IT career working as...
2011-04-27
2,673 reads
A small facet of information
G’day,
I’ve blogged about facets before, but I just thought that I’d mention them again, as they came in quite handy...
2011-04-24
534 reads
PowerShell Tip – Custom windows for different tasks.
G’day
There seems to be a lot of articles around at the moment concerning the use of PowerShell.
I think this is...
2011-04-22
742 reads
DBCC TraceOn – some processes are global.
Hi,
I was recently doing some testing as I thought that I’d experiment with the ghost clean up process.
I found that...
2011-04-13
2,658 reads
So, what’s this heap thing?
G’day,
I’ve been asked a few times lately to explain what a heap is.
I’m quite happy to do this, but I...
2011-04-10
2,410 reads
This appears to be a system procedure..but it isn’t!
G’day,
Recently, I was browsing through my database server when suddenly under the “System Stored Procedures” folder of the master database...
2011-04-05
2,045 reads
View system object definitions
G’day,
You’ve probably all noticed that when you right click on a user database object in SSMS object explorer that you...
2011-04-03
633 reads
If you fire that trigger, make sure you have the correct ID
G’day,
I think it would be a fair bet to say that we’ve all used the @@IDENTITY function. It returns the...
2011-04-02
577 reads
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Adding new column with DEFAULT
Comments posted to this topic are about the item Adding new column with DEFAULT
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 = 0See possible answers