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SELECT * FROM `events_waits_history`
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THREAD_ID
Thread associated with the event. Together with EV…
EVENT_ID
Thread's current event number at the start of the …
END_EVENT_ID
NULL when the event starts, set to the thread's cu…
EVENT_NAME
Event instrument name and a NAME from the setup_in…
SOURCE
Name and line number of the source file containing…
TIMER_START
Value in picoseconds when the event timing started…
TIMER_END
Value in picoseconds when the event timing ended, …
TIMER_WAIT
Value in picoseconds of the event's duration or NU…
SPINS
Number of spin rounds for a mutex, or NULL if spin…
OBJECT_SCHEMA
Name of the schema that contains the table for tab…
OBJECT_NAME
File name for file I/O objects, table name for tab…
INDEX_NAME
Name of the index, PRIMARY for the primary key, or…
OBJECT_TYPE
FILE for a file object, TABLE or TEMPORARY TABLE f…
OBJECT_INSTANCE_BEGIN
Address in memory of the object.
NESTING_EVENT_ID
EVENT_ID of event within which this event nests.
NESTING_EVENT_TYPE
Nesting event type. Either statement, stage or wai…
OPERATION
Operation type, for example read, write or lock
NUMBER_OF_BYTES
Number of bytes that the operation read or wrote, …
FLAGS
Reserved for use in the future.
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