https://community.qlik.com/t5/Talend-Studio/Hand-shake-between-Variables/m-p/2349820#M116751 <P>Hello Talend Experts,</P> <P>Suppose I have a complex logic that i want to handle in multiple steps, instead of trying to achieve everything in one step. Can i achieve this with variables as shown in the below image, and what will be the hand shake between variables and what will be the input/output hand shake between them&nbsp;</P> <P>&nbsp;</P> <P>&nbsp;<SPAN class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Var 4 will be the final output" style="width: 400px;"><span class="lia-inline-image-display-wrapper" image-alt="0683p000009M5P8.png"><img src="https://community.qlik.com/t5/image/serverpage/image-id/131281i39B75E8231DE6780/image-size/large?v=v2&amp;px=999" role="button" title="0683p000009M5P8.png" alt="0683p000009M5P8.png" /></span><SPAN class="lia-inline-image-caption" onclick="event.preventDefault();">Var 4 will be the final output</SPAN></SPAN></P> <P><SPAN class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="hand shake between variables.png" style="width: 999px;"><span class="lia-inline-image-display-wrapper" image-alt="0683p000009M5LW.png"><img src="https://community.qlik.com/t5/image/serverpage/image-id/144692i8367380C87A99EDA/image-size/large?v=v2&amp;px=999" role="button" title="0683p000009M5LW.png" alt="0683p000009M5LW.png" /></span></SPAN></P> Mon, 03 Jun 2019 16:29:02 GMT tnewbie 2019-06-03T16:29:02Z https://community.qlik.com/t5/Talend-Studio/Hand-shake-between-Variables/m-p/2349820#M116751 <P>Hello Talend Experts,</P> <P>Suppose I have a complex logic that i want to handle in multiple steps, instead of trying to achieve everything in one step. Can i achieve this with variables as shown in the below image, and what will be the hand shake between variables and what will be the input/output hand shake between them&nbsp;</P> <P>&nbsp;</P> <P>&nbsp;<SPAN class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="Var 4 will be the final output" style="width: 400px;"><span class="lia-inline-image-display-wrapper" image-alt="0683p000009M5P8.png"><img src="https://community.qlik.com/t5/image/serverpage/image-id/131281i39B75E8231DE6780/image-size/large?v=v2&amp;px=999" role="button" title="0683p000009M5P8.png" alt="0683p000009M5P8.png" /></span><SPAN class="lia-inline-image-caption" onclick="event.preventDefault();">Var 4 will be the final output</SPAN></SPAN></P> <P><SPAN class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="hand shake between variables.png" style="width: 999px;"><span class="lia-inline-image-display-wrapper" image-alt="0683p000009M5LW.png"><img src="https://community.qlik.com/t5/image/serverpage/image-id/144692i8367380C87A99EDA/image-size/large?v=v2&amp;px=999" role="button" title="0683p000009M5LW.png" alt="0683p000009M5LW.png" /></span></SPAN></P> Mon, 03 Jun 2019 16:29:02 GMT https://community.qlik.com/t5/Talend-Studio/Hand-shake-between-Variables/m-p/2349820#M116751 tnewbie 2019-06-03T16:29:02Z https://community.qlik.com/t5/Talend-Studio/Hand-shake-between-Variables/m-p/2349821#M116752 <P>The tMap variables are fired strictly in order (top to bottom) for each row of data brought in via the Main flow. They hold their values between rows as well. This tutorial goes through this functionality in a bit more detail....</P> <P><A href="https://community.qlik.com/s/feed/0D53p00007vCjPhCAK#M595" target="_blank">https://community.talend.com/t5/How-Tos-and-Best-Practices/Compare-row-value-against-a-value-from-the-previous-row/m-p/133710#M595</A></P> Mon, 03 Jun 2019 17:32:10 GMT https://community.qlik.com/t5/Talend-Studio/Hand-shake-between-Variables/m-p/2349821#M116752 Anonymous 2019-06-03T17:32:10Z