AlterQuery  t_lightweight_mut_7 (children 2)
 ExpressionList (children 1)
  AlterCommand UPDATE (children 2)
   Literal UInt64_1
   ExpressionList (children 1)
    Assignment v (children 1)
     Function multiply (children 1)
      ExpressionList (children 2)
       Identifier v
       Identifier v
 Identifier t_lightweight_mut_7
