OBJECT_TYPE VARCHAR(64) not null,
  OBJECT_SCHEMA VARCHAR(64),
  OBJECT_NAME VARCHAR(64),
  COLUMN_NAME VARCHAR(64),
  OBJECT_INSTANCE_BEGIN BIGINT unsigned not null,
  LOCK_TYPE VARCHAR(32) not null,
  LOCK_DURATION VARCHAR(32) not null,
  LOCK_STATUS VARCHAR(32) not null,
  SOURCE VARCHAR(64),
  OWNER_THREAD_ID BIGINT unsigned,
  OWNER_EVENT_ID BIGINT unsigned,
  PRIMARY KEY (OBJECT_INSTANCE_BEGIN) USING HASH,
  KEY (OBJECT_TYPE, OBJECT_SCHEMA, OBJECT_NAME, COLUMN_NAME) USING HASH,
  KEY (OWNER_THREAD_ID, OWNER_EVENT_ID) USING HASH