AlterQuery  02577_keepermap_delete_update (children 2)
 ExpressionList (children 1)
  AlterCommand UPDATE (children 2)
   Function less (children 1)
    ExpressionList (children 2)
     Identifier value2
     Literal UInt64_100
   ExpressionList (children 1)
    Assignment value2 (children 1)
     Function plus (children 1)
      ExpressionList (children 2)
       Function multiply (children 1)
        ExpressionList (children 2)
         Identifier value2
         Literal UInt64_10
       Literal UInt64_2
 Identifier 02577_keepermap_delete_update
