[
  {
    "type": "raw_sql",
    "description": "Use exact microsecond schedule shift revision tokens for optimistic assignment",
    "database": "{{store}}",
    "check_query": "SELECT 1 FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'scheduleShifts' AND COLUMN_NAME = 'updated_at' AND DATETIME_PRECISION = 6",
    "sql": "ALTER TABLE `scheduleShifts` MODIFY COLUMN `updated_at` TIMESTAMP(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6)"
  }
]