AlterQuery  test_03629 (children 2)
 ExpressionList (children 1)
  AlterCommand ADD_PROJECTION (children 1)
   Projection (children 1)
    ProjectionSelectQuery (children 2)
     ExpressionList (children 1)
      Function plus (children 1)
       ExpressionList (children 2)
        Identifier a
        Literal UInt64_1
     Identifier a
 Identifier test_03629
