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76 lines
1.9 KiB
Text
76 lines
1.9 KiB
Text
#
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# Check the handling of @@wsrep_dirty_reads
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#
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--source include/galera_cluster.inc
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--source include/have_perfschema.inc
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call mtr.add_suppression("WSREP has not yet prepared node for application use");
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# Save original auto_increment_offset values.
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--let $node_1=node_1
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--let $node_2=node_2
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--source include/auto_increment_offset_save.inc
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--connection node_2
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--let $wsrep_cluster_address_saved = `SELECT @@global.wsrep_cluster_address`
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CREATE TABLE t1(i INT) ENGINE=INNODB;
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INSERT INTO t1 VALUES(1);
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SELECT * FROM t1;
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SET @@global.wsrep_cluster_address = '';
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SET @@session.wsrep_dirty_reads=OFF;
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# Set wsrep_sync_wait to avoid ER_LOCK_WAIT_TIMEOUT.
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SET SESSION wsrep_sync_wait=0;
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# Must return 'OFF'
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SHOW STATUS LIKE 'wsrep_ready';
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# Must return 'Disconnected'
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SHOW STATUS LIKE 'wsrep_cluster_status';
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--error ER_UNKNOWN_COM_ERROR
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SELECT * FROM t1;
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--error ER_UNKNOWN_COM_ERROR
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SELECT 1 FROM t1;
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SET @@session.wsrep_dirty_reads=ON;
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SELECT * FROM t1;
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SELECT 1 FROM t1;
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SELECT i, variable_name, variable_value FROM t1, information_schema.session_variables WHERE variable_name LIKE "wsrep_dirty_reads" AND i = 1;
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SET @@session.wsrep_dirty_reads=OFF;
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--error ER_UNKNOWN_COM_ERROR
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SELECT i, variable_name, variable_value FROM t1, information_schema.session_variables WHERE variable_name LIKE "wsrep_dirty_reads" AND i = 1;
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SELECT 1;
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USE information_schema;
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SELECT * FROM information_schema.session_variables WHERE variable_name LIKE "wsrep_dirty_reads";
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SELECT COUNT(*) >= 10 FROM performance_schema.events_statements_history;
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--disable_query_log
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--eval SET @@global.wsrep_cluster_address = '$wsrep_cluster_address_saved'
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--enable_query_log
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--source include/wait_until_connected_again.inc
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--source include/galera_wait_ready.inc
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--connection node_1
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USE test;
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SELECT * FROM t1;
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# Cleanup
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DROP TABLE t1;
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# Restore original auto_increment_offset values.
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--source include/auto_increment_offset_restore.inc
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--source include/galera_end.inc
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