CreateQuery polygon_dictionary (children 3)
 Identifier polygon_dictionary
 ExpressionList (children 2)
  DictionaryAttributeDeclaration key (children 1)
   DataType Array (children 1)
    ExpressionList (children 1)
     DataType Array (children 1)
      ExpressionList (children 1)
       DataType Array (children 1)
        ExpressionList (children 1)
         DataType Tuple (children 1)
          ExpressionList (children 2)
           DataType Float64
           DataType Float64
  DictionaryAttributeDeclaration name (children 1)
   DataType Nullable (children 1)
    ExpressionList (children 1)
     DataType String
 Dictionary definition (children 4)
  ExpressionList (children 1)
   Identifier key
  FunctionWithKeyValueArguments  clickhouse (children 1)
   ExpressionList (children 1)
    pair (children 1)
     Literal \'polygon_dictionary_source_table\'
  Dictionary lifetime
  Dictionary layout (children 1)
   ExpressionList
