VARCHAR(64),
  OBJECT_NAME VARCHAR(512),
  INDEX_NAME VARCHAR(64),
  OBJECT_TYPE VARCHAR(64),
  OBJECT_INSTANCE_BEGIN BIGINT unsigned not null,
  NESTING_EVENT_ID BIGINT unsigned,
  NESTING_EVENT_TYPE ENUM('TRANSACTION', 'STATEMENT', 'STAGE', 'WAIT'),
  OPERATION VARCHAR(32) not null,
  NUMBER_OF_BYTES BIGINT,
  FLAGS INTEGER unsigned