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	Also re-enables the test for Bug #43867 Followup to Bug#46654 False deadlock on concurrent DML/DDL with partitions, inconsistent behavior Partition_sync.test uses features only available in debug builds. Disabling the test for non-debug builds.
		
			
				
	
	
		
			94 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			94 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
--source include/have_partition.inc
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--source include/have_debug.inc
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# Save the initial number of concurrent sessions.
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--source include/count_sessions.inc
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--echo #
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--echo # Bug #43867 ALTER TABLE on a partitioned table 
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--echo #            causes unnecessary deadlocks
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--echo #
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CREATE TABLE t1 (a int) PARTITION BY RANGE (a)
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(PARTITION p0 VALUES LESS THAN (1),
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 PARTITION p1 VALUES LESS THAN (2));
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INSERT INTO t1 VALUES (0),(1);
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connect(con1,localhost,root);
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--echo # Connection 2
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connection con1;
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BEGIN;
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SELECT * FROM t1;
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--echo # Connection 1
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connection default;
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--error ER_DROP_PARTITION_NON_EXISTENT
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ALTER TABLE t1 DROP PARTITION p3;
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--echo # Connection 2
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connection con1;
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--echo # This failed with deadlock and should not do so.
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SELECT * FROM t1;
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--echo # Connection 1
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connection default;
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disconnect con1;
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DROP TABLE t1;
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--echo #
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--echo # Bug #46654 False deadlock on concurrent DML/DDL 
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--echo #            with partitions, inconsistent behavior
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--echo #
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--disable_warnings
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DROP TABLE IF EXISTS tbl_with_partitions;
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--enable_warnings
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CREATE TABLE tbl_with_partitions ( i INT ) 
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	PARTITION BY HASH(i);
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INSERT INTO tbl_with_partitions VALUES (1);
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connect(con2,localhost,root);
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connect(con3,localhost,root);
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--echo # Connection 3
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connection con3;
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LOCK TABLE tbl_with_partitions READ;
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--echo # Connection 1
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--echo # Access table with disabled autocommit
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connection default;
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SET AUTOCOMMIT = 0;
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SELECT * FROM tbl_with_partitions;
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--echo # Connection 2
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--echo # Alter table, abort after prepare
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connection con2;
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set session debug="+d,abort_copy_table";
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--error ER_LOCK_WAIT_TIMEOUT
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ALTER TABLE tbl_with_partitions ADD COLUMN f INT;
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--echo # Connection 1
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--echo # Try accessing the table after Alter aborted.
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--echo # This used to give ER_LOCK_DEADLOCK.
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connection default;
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SELECT * FROM tbl_with_partitions;
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--echo # Connection 3
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connection con3;
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UNLOCK TABLES;
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--echo # Connection 1
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--echo # Cleanup
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connection default;
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disconnect con2;
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disconnect con3;
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DROP TABLE tbl_with_partitions;
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# Check that all connections opened by test cases in this file are really
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# gone so execution of other tests won't be affected by their presence.
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--source include/wait_until_count_sessions.inc
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