Neil Weicher

Neil Weicher, Founder and CTO of Communication Horizons, has over twenty years
experience as a software developer and entrepreneur. Since founding
Communication Horizons in 1986 he has personally developed and marketed a
series of innovative and award winning software products focusing on
database security and workgroup connectivity. Besides product development,
he has spoken at trade seminars and conducted classes on various aspects of
database security and workgroup connectivity. Mr. Weicher has a BS degree
from Case Western Reserve University and an MS degree in Computer Science
from Columbia University.

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Measuring RAG Solutions: Are We Retrieving the Right Information?

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

Building a DBA Agent for Your SQL Server Estate with MCP

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Yesterday I gave a talk for MSSQLTips called “Building a DBA Agent for Your...

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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