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				https://github.com/MariaDB/server.git
				synced 2025-11-03 14:33:32 +03:00 
			
		
		
		
	
		
			
				
	
	
		
			154 lines
		
	
	
		
			5.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			154 lines
		
	
	
		
			5.7 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
--------------------------------------------------------------------
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server_id           = 1
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server_id           = 2
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--------------------------------------------------------------------
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SHOW VARIABLES LIKE 'server_id';
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Variable_name	Value
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server_id	1
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SHOW INSTANCES;
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instance_name	state
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mysqld1	starting
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mysqld2	offline
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UNSET mysqld1.server_id;
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ERROR HY000: The instance is active. Stop the instance first
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SET mysqld1.server_id = 11;
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ERROR HY000: The instance is active. Stop the instance first
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CREATE INSTANCE mysqld3
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datadir = '/',
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server_id = 3,
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socket = "$MYSQL_TMP_DIR/mysqld_3.sock";
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START INSTANCE mysqld3;
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UNSET mysqld3.server_id;
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ERROR HY000: The instance is active. Stop the instance first
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SET mysqld3.server_id = 11;
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ERROR HY000: The instance is active. Stop the instance first
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STOP INSTANCE mysqld3;
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SHOW INSTANCE STATUS mysqld3;
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instance_name	state	version_number	version	mysqld_compatible
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mysqld3	offline	VERSION_NUMBER	VERSION	no
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UNSET mysqld2.server_id;
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UNSET mysqld2.server_id;
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SHOW INSTANCE OPTIONS mysqld2;
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option_name	value
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instance_name	option_value
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socket	option_value
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pid-file	option_value
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port	option_value
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datadir	option_value
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log	option_value
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log-error	option_value
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log-slow-queries	option_value
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language	option_value
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character-sets-dir	option_value
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basedir	option_value
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skip-stack-trace	option_value
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skip-innodb	option_value
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skip-ndbcluster	option_value
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nonguarded	option_value
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log-output	option_value
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SET mysqld2.server_id = 2;
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SET mysqld2.server_id = 2;
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SHOW INSTANCE OPTIONS mysqld2;
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option_name	value
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instance_name	option_value
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socket	option_value
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pid-file	option_value
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port	option_value
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datadir	option_value
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log	option_value
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log-error	option_value
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log-slow-queries	option_value
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language	option_value
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character-sets-dir	option_value
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basedir	option_value
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skip-stack-trace	option_value
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skip-innodb	option_value
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skip-ndbcluster	option_value
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nonguarded	option_value
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log-output	option_value
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server_id	option_value
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UNSET mysqld2.server_id = 11;
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ERROR 42000: You have an error in your command syntax. Check the manual that corresponds to your MySQL Instance Manager version for the right syntax to use
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SET mysqld2.aaa, mysqld3.bbb, mysqld2.ccc = 0010, mysqld3.ddd = 0020;
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--------------------------------------------------------------------
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aaa
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--------------------------------------------------------------------
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bbb
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--------------------------------------------------------------------
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ccc=0010
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--------------------------------------------------------------------
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ddd=0020
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--------------------------------------------------------------------
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UNSET mysqld2.aaa, mysqld3.bbb, mysqld2.ccc, mysqld3.ddd;
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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SET mysqld2.aaa, mysqld3.bbb, mysqld.ccc = 0010;
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ERROR HY000: Bad instance name. Check that the instance with such a name exists
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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SET mysqld2.aaa, mysqld3.bbb, mysqld1.ccc = 0010;
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ERROR HY000: The instance is active. Stop the instance first
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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UNSET mysqld2.server_id, mysqld3.server_id, mysqld.ccc;
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ERROR HY000: Bad instance name. Check that the instance with such a name exists
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--------------------------------------------------------------------
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server_id           = 1
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server_id=2
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server_id=3
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--------------------------------------------------------------------
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UNSET mysqld2.server_id, mysqld3.server_id, mysqld1.ccc;
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ERROR HY000: The instance is active. Stop the instance first
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--------------------------------------------------------------------
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server_id           = 1
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server_id=2
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server_id=3
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--------------------------------------------------------------------
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DROP INSTANCE mysqld3;
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SET mysqld2.server_id=222;
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SET mysqld2.server_id = 222;
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SET   mysqld2.server_id   =  222  ;
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SET   mysqld2  .  server_id  =  222  ;
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SET   mysqld2  .  server_id  =  222  , mysqld2  .  aaa  , mysqld2  .  bbb  ;
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--------------------------------------------------------------------
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server_id           = 1
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server_id=222
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--------------------------------------------------------------------
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aaa
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--------------------------------------------------------------------
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bbb
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--------------------------------------------------------------------
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UNSET mysqld2  . aaa  ,  mysqld2  .  bbb ;
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--------------------------------------------------------------------
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server_id           = 1
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server_id=222
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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--------------------------------------------------------------------
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server_id           = 1
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server_id=222
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--------------------------------------------------------------------
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SHOW VARIABLES LIKE 'server_id';
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Variable_name	Value
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server_id	1
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SHOW INSTANCES;
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instance_name	state
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mysqld1	online
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mysqld2	offline
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FLUSH INSTANCES;
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ERROR HY000: At least one instance is active. Stop all instances first
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STOP INSTANCE mysqld1;
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SHOW INSTANCES;
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instance_name	state
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mysqld1	offline
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mysqld2	offline
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FLUSH INSTANCES;
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