mirror of
				https://github.com/MariaDB/server.git
				synced 2025-11-03 14:33:32 +03:00 
			
		
		
		
	
		
			
				
	
	
		
			11 lines
		
	
	
		
			228 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			228 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
drop table if exists t1;
 | 
						|
SELECT 'A' || 'B';
 | 
						|
'A' || 'B'
 | 
						|
AB
 | 
						|
CREATE TABLE t1 (id INT, id2 int);
 | 
						|
SELECT id,NULL,1,1.1,'a' FROM t1 GROUP BY id;
 | 
						|
id	NULL	1	1.1	a
 | 
						|
SELECT id FROM t1 GROUP BY id2;
 | 
						|
't1.id' isn't in GROUP BY
 | 
						|
drop table t1;
 |