AlterQuery  restore_01640 (children 3)
 ExpressionList (children 1)
  AlterCommand ATTACH_PARTITION (children 1)
   Partition (children 1)
    Function tuple (children 1)
     ExpressionList (children 1)
      Function toYYYYMM (children 1)
       ExpressionList (children 1)
        Function toDate (children 1)
         ExpressionList (children 1)
          Literal \'2021-01-01\'
 Identifier restore_01640
 Set
