CreateQuery test_table (children 3)
 Identifier test_table
 Storage definition (children 2)
  Function MergeTree
  Identifier id
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 3)
     Identifier id_values.id1 (alias id)
     Identifier string_values.string_val1 (alias string_val1)
     Identifier string_values.string_val2 (alias string_val2)
    TablesInSelectQuery (children 2)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       TableIdentifier id_values
     TablesInSelectQueryElement (children 2)
      TableExpression (children 1)
       Subquery (alias string_values) (children 1)
        SelectWithUnionQuery (children 1)
         ExpressionList (children 1)
          SelectQuery (children 1)
           ExpressionList (children 3)
            Function arrayJoin (alias id1) (children 1)
             ExpressionList (children 1)
              Function range (children 1)
               ExpressionList (children 1)
                Literal UInt64_10
            Literal \'qwe\' (alias string_val1)
            Literal \'asd\' (alias string_val2)
      TableJoin (children 1)
       Function equals (children 1)
        ExpressionList (children 2)
         Identifier id_values.id1
         Identifier string_values.id1
    Set
