CreateQuery 01681_database_for_flat_dictionary flat_dictionary_simple_key_complex_attributes (children 4)
 Identifier 01681_database_for_flat_dictionary
 Identifier flat_dictionary_simple_key_complex_attributes
 ExpressionList (children 3)
  DictionaryAttributeDeclaration id (children 1)
   DataType UInt64
  DictionaryAttributeDeclaration value_first (children 2)
   DataType String
   Literal \'value_first_default\'
  DictionaryAttributeDeclaration value_second (children 2)
   DataType Nullable (children 1)
    ExpressionList (children 1)
     DataType String
   Literal \'value_second_default\'
 Dictionary definition (children 4)
  ExpressionList (children 1)
   Identifier id
  FunctionWithKeyValueArguments  clickhouse (children 1)
   ExpressionList (children 4)
    pair (children 1)
     Literal \'localhost\'
    pair (children 1)
     Function tcpPort (children 1)
      ExpressionList
    pair (children 1)
     Literal \'default\'
    pair (children 1)
     Literal \'simple_key_complex_attributes_source_table\'
  Dictionary lifetime
  Dictionary layout (children 1)
   ExpressionList
