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			27 lines
		
	
	
		
			547 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			27 lines
		
	
	
		
			547 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| USE tpch1;
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| DROP TABLE IF EXISTS mcol128;
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| CREATE TABLE mcol128 (a int, b varchar(50));
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| INSERT INTO mcol128 VALUES (1, 'hello'),(2, 'world');
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| SELECT * FROM mcol128;
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| a	b
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| 1	hello
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| 2	world
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| ALTER TABLE mcol128 ENGINE=Columnstore;
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| SELECT * FROM mcol128;
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| a	b
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| 1	hello
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| 2	world
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| ALTER TABLE mcol128 ENGINE=InnoDB;
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| SELECT * FROM mcol128;
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| a	b
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| 1	hello
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| 2	world
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| DROP TABLE IF EXISTS mcol128_clone;
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| CREATE TABLE mcol128_clone ENGINE=Columnstore AS SELECT * FROM mcol128;
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| SELECT * FROM mcol128_clone;
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| a	b
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| 1	hello
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| 2	world
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| DROP TABLE mcol128_clone;
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| DROP TABLE mcol128;
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