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				https://github.com/MariaDB/server.git
				synced 2025-11-03 14:33:32 +03:00 
			
		
		
		
	
		
			
				
	
	
		
			157 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			157 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
** Setup **
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** Connecting con0 using root **
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** Connecting con1 using root **
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** Connection con0 **
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SET @start_global_value = @@GLOBAL.query_cache_wlock_invalidate;
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SET @start_session_value = @@SESSION.query_cache_wlock_invalidate;
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SET @old_cache_size = @@GLOBAL.query_cache_size;
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SET @old_cache_type = @@GLOBAL.query_cache_type;
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CREATE TABLE t1(id int, value varchar(10));
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INSERT INTO t1 VALUES(1, 'val1');
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INSERT INTO t1 VALUES(2, 'val2');
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INSERT INTO t1 VALUES(3, 'val3');
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SET GLOBAL query_cache_size = 131072;
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FLUSHING CACHE
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SET GLOBAL query_cache_size = 0;
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SET GLOBAL query_cache_size = 131072;
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SET GLOBAL query_cache_type = ON;
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Testing for value ON
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** Connection con0 **
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SET SESSION query_cache_wlock_invalidate = ON;
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** Connection con1 **
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SET SESSION query_cache_wlock_invalidate = ON;
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'#----------------------------FN_DYNVARS_136_01--------------#'
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Testing for cache invalidation
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SELECT * FROM t1;
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id	value
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1	val1
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2	val2
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3	val3
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name	Value
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Qcache_queries_in_cache	1
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1 Expected
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LOCK TABLE t1 WRITE;
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UNLOCK TABLES;
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name	Value
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Qcache_queries_in_cache	0
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0 Expected
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'#----------------------------FN_DYNVARS_136_02-----------------------#'
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SELECT * FROM t1;
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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** Connection con1 **
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SELECT * FROM t1;
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id	value
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1	val1
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2	val2
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3	val3
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** Connection con0 **
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LOCK TABLE t1 WRITE;
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** Connection con1 **
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** Asynchronous Execution **
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SELECT * FROM t1;
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** Connection con0 **
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Sleeping 2 Seconds before unlock
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UNLOCK TABLES;
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** Connection con1 **
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** Asynchronous Result **
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id	value
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1	val1
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2	val2
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3	val3
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Testing for value OFF
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** Connection con0 **
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SET SESSION query_cache_wlock_invalidate = OFF;
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** Connection con1 **
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SET SESSION query_cache_wlock_invalidate = OFF;
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'#----------------------------FN_DYNVARS_136_03------------------#'
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Testing for cache invalidation
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SELECT * FROM t1;
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id	value
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1	val1
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2	val2
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3	val3
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name	Value
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Qcache_queries_in_cache	1
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1 Expected
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LOCK TABLE t1 WRITE;
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UNLOCK TABLES;
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name	Value
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Qcache_queries_in_cache	1
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1 Expected
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'#----------------------------FN_DYNVARS_136_04---------------------#'
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SELECT * FROM t1;
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id	value
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1	val1
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2	val2
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3	val3
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SHOW STATUS LIKE 'Qcache_queries_in_cache';
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Variable_name	Value
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Qcache_queries_in_cache	1
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1 Expected
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** Connection con1 **
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SELECT * FROM t1;
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id	value
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1	val1
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2	val2
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3	val3
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** Connection con0 **
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LOCK TABLE t1 WRITE;
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** Connection con1 **
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** Should not be blocked **
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SELECT * FROM t1;
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id	value
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1	val1
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2	val2
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3	val3
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** Connection con0 **
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Sleeping 2 Seconds before unlock
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UNLOCK TABLES;
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** Connection con1 **
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'#----------------------------FN_DYNVARS_136_05------------------------#'
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SET GLOBAL query_cache_wlock_invalidate = OFF;
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** Connecting con_int1 using root **
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** Connection con_int1 **
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SELECT @@SESSION.query_cache_wlock_invalidate;
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@@SESSION.query_cache_wlock_invalidate
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0
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Expected Value : 0 / OFF;
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SET SESSION query_cache_wlock_invalidate = ON;
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** Connecting con_int2 using root **
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** Connection con_int2 **
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SELECT @@SESSION.query_cache_wlock_invalidate;
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@@SESSION.query_cache_wlock_invalidate
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0
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Expected Value : 0 / OFF;
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SET SESSION query_cache_wlock_invalidate = OFF;
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** Connection con_int1 **
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SELECT @@SESSION.query_cache_wlock_invalidate;
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@@SESSION.query_cache_wlock_invalidate
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1
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Expected Value : 1 / ON;
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** Connection con_int2 **
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SELECT @@SESSION.query_cache_wlock_invalidate;
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@@SESSION.query_cache_wlock_invalidate
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0
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Expected Value : 0 / OFF;
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SELECT @@GLOBAL.query_cache_wlock_invalidate;
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@@GLOBAL.query_cache_wlock_invalidate
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0
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Expected Value : 0 / OFF;
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** Connection default **
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Disconnecting Connections con_int1, con_int2
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CLEANUP
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** Connection con0 **
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SET @@GLOBAL.query_cache_wlock_invalidate = @start_global_value;
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SET @@SESSION.query_cache_wlock_invalidate = @start_session_value ;
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SET @@GLOBAL.query_cache_size = @old_cache_size;
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SET @@GLOBAL.query_cache_type = @old_cache_type;
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** Connection default **
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Disconnecting Connections con0, con1
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DROP TABLE t1;
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