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Remote Work Resources

We’re at least five weeks into this thing here in New York and while there are some encouraging signs, it’s more likely than not that “non-essential” workers aren’t at...

2020-04-21

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

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

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

Advice I Like: Lots of Ideas

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Adding new column with DEFAULT

By Thomas Franz

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

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Looking for New Blood

By Grant Fritchey

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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