35 lines
		
	
	
		
			349 B
		
	
	
	
		
			Markdown
		
	
	
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			349 B
		
	
	
	
		
			Markdown
		
	
	
	
	
	
---
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id: 5e7b9f180b6c005b0e76f08c
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title: Relational Database Design
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challengeType: 11
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videoId: AqdfbrpkbHk
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dashedName: relational-database-design
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---
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# --question--
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## --text--
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What is the best practice for how many times a piece of string data should be stored in a database?
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## --answers--
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0
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1
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2
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3
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## --video-solution--
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2
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