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UPDATE performance_schema.setup_instruments
SET FLAGS = '', ENABLED='NO'
WHERE NAME LIKE 'memory/%';
UPDATE performance_schema.setup_instruments
SET FLAGS = 'controlled', ENABLED='YES'
WHERE NAME IN ('memory/sql/Prepared_statement::infrastructure');
UPDATE performance_schema.setup_instruments
SET ENABLED='YES'
WHERE NAME IN ('memory/sql/Prepared_statement::main_mem_root');
--source ../include/controlled_memory_setup.inc
--connection con1
PREPARE stmt1 FROM "SELECT 1 FROM DUAL;";
--connection con2
PREPARE stmt2a FROM "SELECT 2 FROM DUAL;";
PREPARE stmt2b FROM "SELECT 2+2 FROM DUAL;";
--source ../include/controlled_memory_dump.inc
--connection con1
EXECUTE stmt1;
--connection con2
EXECUTE stmt2a;
EXECUTE stmt2b;
--source ../include/controlled_memory_dump.inc
--connection con1
EXECUTE stmt1;
--connection con2
EXECUTE stmt2a;
EXECUTE stmt2b;
--source ../include/controlled_memory_dump.inc
--connection con1
DEALLOCATE PREPARE stmt1;
--connection con2
DEALLOCATE PREPARE stmt2a;
DEALLOCATE PREPARE stmt2b;
--source ../include/controlled_memory_dump.inc
--source ../include/controlled_memory_cleanup.inc
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