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From "Scott Webster (JIRA)" <j...@apache.org>
Subject [jira] [Created] (OLINGO-1302) Olingo V4 is ten times slower than Olingo V2 when parsing query response body
Date Mon, 01 Oct 2018 19:09:00 GMT
Scott Webster created OLINGO-1302:
-------------------------------------

             Summary: Olingo V4 is ten times slower than Olingo V2 when parsing query response
body
                 Key: OLINGO-1302
                 URL: https://issues.apache.org/jira/browse/OLINGO-1302
             Project: Olingo
          Issue Type: Bug
            Reporter: Scott Webster


The following request to the OData V2 Microsoft NorthWind source returns 500 records with
26 columns:
http://services.odata.org/V2/Northwind/Northwind.svc/Invoices?$top=500&$format=json

The following request to the OData V4 Microsoft NorthWind source returns 500 records with
26 columns:
http://services.odata.org/V4/Northwind/Northwind.svc/Invoices?$top=500&$format=json

When parsing the V2 response by calling the EntityProvider.readFeed() method, the elapsed
time is 44 ms.

When parsing the V4 response by calling the getBody() method on ODataRetrieveResponse<ClientEntitySet>,
the elapsed time is 500 ms.



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