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Sparkify Solutions is one of Islamabad's leading digital marketing agencies that helps small and medium-sized businesses and startups achieve success online. We specialize in creating world-class, custom WordPress websites, accompanied by full-service Search Engine Optimization (SEO) solutions, to establish your business as the best in your sector. Our experienced developers are committed to delivering great results without breaking the bank. We don't just build websites; we build brands that resonate with your dream client and drive tangible business outcomes. Our SEO makes your site appear high on search engines, receive maximum visibility, and attract quality leads. Your success is our aim.

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Adding new column with DEFAULT II

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Question of the Day

Adding new column with DEFAULT II

Which number did the two COUNT(*) return: 

DROP TABLE IF EXISTS #tmp
CREATE TABLE #tmp (id INT NOT NULL)

INSERT INTO #tmp (id) 
SELECT gs.value
  FROM GENERATE_SERIES(1, 5) AS gs

ALTER TABLE #tmp ADD my_value INT NOT NULL CONSTRAINT df_tmp_my_value DEFAULT 1

SELECT COUNT(*)  FROM #tmp AS t WHERE my_value = 1

ALTER TABLE #tmp DROP CONSTRAINT df_tmp_my_value

ALTER TABLE #tmp ADD CONSTRAINT df_tmp_my_value DEFAULT 2 FOR my_value

SELECT COUNT(*)  FROM #tmp AS t WHERE my_value = 1

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