CreateQuery test_table (children 3)
 Identifier test_table
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration value (children 1)
    DataType Nested (children 1)
     ExpressionList (children 2)
      NameTypePair value_0_level_0 (children 1)
       DataType Nested (children 1)
        ExpressionList (children 2)
         NameTypePair value_0_level_1 (children 1)
          DataType String
         NameTypePair value_1_level_1 (children 1)
          DataType String
      NameTypePair value_1_level_0 (children 1)
       DataType String
 Storage definition (children 2)
  Function MergeTree
  Identifier id
