CreateQuery 01778_db hierarchy_direct_dictionary (children 4)
 Identifier 01778_db
 Identifier hierarchy_direct_dictionary
 ExpressionList (children 2)
  DictionaryAttributeDeclaration id (children 1)
   DataType UInt64
  DictionaryAttributeDeclaration parent_id (children 1)
   DataType UInt64
 Dictionary definition (children 3)
  ExpressionList (children 1)
   Identifier id
  FunctionWithKeyValueArguments  clickhouse (children 1)
   ExpressionList (children 5)
    pair (children 1)
     Literal \'localhost\'
    pair (children 1)
     Function tcpPort (children 1)
      ExpressionList
    pair (children 1)
     Literal \'default\'
    pair (children 1)
     Literal \'hierarchy_source_table\'
    pair (children 1)
     Literal \'01778_db\'
  Dictionary layout (children 1)
   ExpressionList