CreateQuery id_values (children 3)
 Identifier id_values
 Storage definition (children 2)
  Function MergeTree
  Identifier id1
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 1)
    ExpressionList (children 2)
     Function arrayJoin (alias id1) (children 1)
      ExpressionList (children 1)
       Function range (children 1)
        ExpressionList (children 1)
         Literal UInt64_500000
     Function arrayJoin (alias id2) (children 1)
      ExpressionList (children 1)
       Function range (children 1)
        ExpressionList (children 1)
         Literal UInt64_1000
