CreateQuery 03040_test (children 3)
 Identifier 03040_test
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration val (children 2)
    DataType String
    Function concat (children 1)
     ExpressionList (children 2)
      Literal \'value: \'
      Function toString (children 1)
       ExpressionList (children 1)
        Identifier id
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
