MySQL returned an empty result set (i.e. zero rows). (Query took 0.0003 seconds.)
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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