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			14 lines
		
	
	
	
		
			600 B
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			14 lines
		
	
	
	
		
			600 B
		
	
	
	
		
			Text
		
	
	
	
	
	
| create table t1 (a int);
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| alter table mysql.column_stats rename to mysql.column_stats1;
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| flush tables;
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| alter table t1 change a b varchar(100);
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| Warnings:
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| Warning	1177	Got error 1146 when trying to open statistics table `table_stats` for updating statistics
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| Warning	1177	Got error 1146 when trying to open statistics table `table_stats` for updating statistics
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| show create table t1;
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| Table	Create Table
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| t1	CREATE TABLE `t1` (
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|   `b` varchar(100) DEFAULT NULL
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| ) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
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| alter table mysql.column_stats1 rename to mysql.column_stats;
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| drop table t1;
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