topic Re: How do QVD files affect RAM? in QlikView https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097291#M1254088 <HTML><HEAD></HEAD><BODY><P>So it is only until the loading process that RAM gets used by QVD files?</P></BODY></HTML> Wed, 24 Feb 2016 09:44:14 GMT jblomqvist 2016-02-24T09:44:14Z How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097288#M1254078 <HTML><HEAD></HEAD><BODY><P>Hi,</P><P></P><P>Can anybody please tell me if using QVD files affects RAM?</P><P></P><P>Is it a positive affect?</P></BODY></HTML> Mon, 26 Jan 2026 18:19:17 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097288#M1254078 jblomqvist 2026-01-26T18:19:17Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097289#M1254082 <HTML><HEAD></HEAD><BODY><P><SPAN lang="en">Only at the time of reading. If you are transforming some data using a group by , something gênero.Depois the application, you can usually affect when climbing the QVD data to memory and contain foreign key, Cartesian product etc.</SPAN></P></BODY></HTML> Tue, 23 Feb 2016 17:44:18 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097289#M1254082 maiconmello 2016-02-23T17:44:18Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097290#M1254085 <HTML><HEAD></HEAD><BODY><P>A QVD file is a way of storing data on disk that will load into QlikView quickly.</P><P>QVD files do not consume RAM until they are loaded into your application.</P></BODY></HTML> Tue, 23 Feb 2016 17:45:48 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097290#M1254085 Colin-Albert 2016-02-23T17:45:48Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097291#M1254088 <HTML><HEAD></HEAD><BODY><P>So it is only until the loading process that RAM gets used by QVD files?</P></BODY></HTML> Wed, 24 Feb 2016 09:44:14 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097291#M1254088 jblomqvist 2016-02-24T09:44:14Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097292#M1254090 <HTML><HEAD></HEAD><BODY><P>John,</P><P></P><P>Check:</P><P><A _jive_internal="true" href="https://community.qlik.com/message/371514#371514" title="https://community.qlik.com/message/371514#371514">https://community.qlik.com/message/371514#371514</A></P><P></P><P>Thanks,</P><P>AS</P></BODY></HTML> Wed, 24 Feb 2016 09:47:42 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097292#M1254090 amit_saini 2016-02-24T09:47:42Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097293#M1254092 <HTML><HEAD></HEAD><BODY><P>But does QVD files consume RAM after the data has been loaded into a QlikView application?</P></BODY></HTML> Wed, 24 Feb 2016 09:55:09 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097293#M1254092 jblomqvist 2016-02-24T09:55:09Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097294#M1254094 <HTML><HEAD></HEAD><BODY><P>hi</P><P>QVD do not consume any RAM.</P><P>It consumes space on you disk only. You can use these QVD to load data in a QVW. This QVW will consume RAM.</P><P>Thanks</P></BODY></HTML> Wed, 24 Feb 2016 10:10:55 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097294#M1254094 ankit777 2016-02-24T10:10:55Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097295#M1254096 <HTML><HEAD></HEAD><BODY><P>To clarify, it is the data loaded into the application (QVW), the number of users accessing that application and the cached calculations that consume RAM, not the QVD files.</P></BODY></HTML> Wed, 24 Feb 2016 10:14:51 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097295#M1254096 Colin-Albert 2016-02-24T10:14:51Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097296#M1254098 <HTML><HEAD></HEAD><BODY><P><SPAN lang="en"><SPAN class="hps">QVD-</SPAN> is a<SPAN class="hps"> format</SPAN> <SPAN class="hps">QlikView</SPAN> <SPAN class="hps">data</SPAN>, <SPAN class="hps">storing</SPAN> <SPAN class="hps">data</SPAN> <SPAN class="hps">in a special way. S</SPAN><SPAN class="hps">o, after storing , qvd-files </SPAN><SPAN class="hps">can be</SPAN> <SPAN class="hps">loaded into</SPAN> <SPAN class="hps">QlikView applications</SPAN>. </SPAN></P><P><SPAN lang="en"><SPAN class="hps">I</SPAN></SPAN><SPAN lang="en"><SPAN class="hps">f</SPAN> <SPAN class="hps">you do not put</SPAN> <SPAN class="hps">logic conditions</SPAN> <SPAN class="hps">(except</SPAN> <SPAN class="hps">exist)</SPAN> <SPAN class="hps">and</SPAN> <SPAN class="hps">load a</SPAN> <SPAN class="hps">table</SPAN> <SPAN class="hps">with no processing from qvd file -</SPAN> <SPAN class="short_text" lang="en"><SPAN class="hps">loading</SPAN> <SPAN class="hps">into memory</SPAN> <SPAN class="hps">is very fast</SPAN></SPAN>. <SPAN class="hps">(Optimized load)</SPAN></SPAN></P></BODY></HTML> Wed, 24 Feb 2016 10:22:01 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097296#M1254098 asgardd2 2016-02-24T10:22:01Z Re: How do QVD files affect RAM? https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097297#M1254100 <HTML><HEAD></HEAD><BODY><P> <STRONG style="font-size: 11.7px; font-family: 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; color: #3d3d3d;"><A href="https://community.qlik.com/people/Ankit777">Ankit777</A> </STRONG>has explained correctly . </P></BODY></HTML> Wed, 24 Feb 2016 10:34:45 GMT https://community.qlik.com/t5/QlikView/How-do-QVD-files-affect-RAM/m-p/1097297#M1254100 agni_gold 2016-02-24T10:34:45Z