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    <title>topic Re: Dúvida relacionada a Previous+if in Brasil</title>
    <link>https://community.qlik.com/t5/Brasil/D%C3%BAvida-relacionada-a-Previous-if/m-p/608696#M16751</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Obrigado Fernando.&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Wed, 19 Feb 2014 21:18:19 GMT</pubDate>
    <dc:creator />
    <dc:date>2014-02-19T21:18:19Z</dc:date>
    <item>
      <title>Dúvida relacionada a Previous+if</title>
      <link>https://community.qlik.com/t5/Brasil/D%C3%BAvida-relacionada-a-Previous-if/m-p/608694#M16749</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Pessoal, boa tarde.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Me deparei com uma situação que não estou conseguindo resolver:&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Tenho uma tabela onde preciso categorizar os clientes conforme a vida dele sendo como critério de categorização, o retorno da propria informação na linha anterior sendo createdon (data de criaçao do registro) e new_idcliente (ID do cliente).&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;O erro que apresenta é de que não está sendo encontrado o campo Classif.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Valew!&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if (&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp; isnull (previous (createdon))&lt;/P&gt;&lt;P&gt;&amp;nbsp; and (createdon)&amp;gt;0 &lt;/P&gt;&lt;P&gt;&amp;nbsp; and previous(new_idcliente)=new_idcliente &lt;/P&gt;&lt;P&gt;&amp;nbsp; and ( previous (Classif)='Base Antiga' &lt;/P&gt;&lt;P&gt;&amp;nbsp; or previous (Classif)='Cancelado'&amp;nbsp; ),&lt;/P&gt;&lt;P&gt;&amp;nbsp; 'Recuperado',&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if ( isnull (previous (createdon) )&lt;/P&gt;&lt;P&gt;&amp;nbsp; and (createdon)&amp;gt;0 &lt;/P&gt;&lt;P&gt;&amp;nbsp; and previous(new_idcliente)=new_idcliente &lt;/P&gt;&lt;P&gt;&amp;nbsp; and previous (Classif)='Potencial',&lt;/P&gt;&lt;P&gt;&amp;nbsp; 'Novo',&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if ( previous(createdon)&amp;gt;0 &lt;/P&gt;&lt;P&gt;&amp;nbsp; and IsNull(createdon) &lt;/P&gt;&lt;P&gt;&amp;nbsp; and previous(new_idcliente)=new_idcliente &lt;/P&gt;&lt;P&gt;&amp;nbsp; and ( previous (Classif)='Base' &lt;/P&gt;&lt;P&gt;&amp;nbsp; or previous (Classif)='Novo' &lt;/P&gt;&lt;P&gt;&amp;nbsp; or previous (Classif)='Recuperado' ),&lt;/P&gt;&lt;P&gt;&amp;nbsp; 'Cancelado',&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if ( previous(createdon)&amp;gt;0 &lt;/P&gt;&lt;P&gt;&amp;nbsp; and (createdon)&amp;gt;0 &lt;/P&gt;&lt;P&gt;&amp;nbsp; and previous(new_idcliente)=new_idcliente &lt;/P&gt;&lt;P&gt;&amp;nbsp; and ( previous (Classif)='Novo' &lt;/P&gt;&lt;P&gt;&amp;nbsp; or previous (Classif)='Base'&lt;/P&gt;&lt;P&gt;&amp;nbsp; or previous (Classif)='Recuperado' ),&lt;/P&gt;&lt;P&gt;&amp;nbsp; 'Base',&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if ( isnull (previous (createdon) )&lt;/P&gt;&lt;P&gt;&amp;nbsp; and IsNull(createdon) &lt;/P&gt;&lt;P&gt;&amp;nbsp; and previous(new_idcliente)=new_idcliente &lt;/P&gt;&lt;P&gt;&amp;nbsp; and ( previous (Classif)='cancelado' &lt;/P&gt;&lt;P&gt;&amp;nbsp; or previous (Classif)='Base Antiga' ),&amp;nbsp; &lt;/P&gt;&lt;P&gt;&amp;nbsp; 'Base Antiga',&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;if ( isnull (previous(createdon) )&lt;/P&gt;&lt;P&gt;&amp;nbsp; and IsNull(createdon) &lt;/P&gt;&lt;P&gt;&amp;nbsp; and previous(new_idcliente)=new_idcliente &lt;/P&gt;&lt;P&gt;&amp;nbsp; and ( previous (Classif)='' &lt;/P&gt;&lt;P&gt;&amp;nbsp; or previous (Classif)='Potencial' ), &lt;/P&gt;&lt;P&gt;&amp;nbsp; 'Potencial'&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;)))))) as Classif&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 19 Feb 2014 17:51:25 GMT</pubDate>
      <guid>https://community.qlik.com/t5/Brasil/D%C3%BAvida-relacionada-a-Previous-if/m-p/608694#M16749</guid>
      <dc:creator />
      <dc:date>2014-02-19T17:51:25Z</dc:date>
    </item>
    <item>
      <title>Re: Dúvida relacionada a Previous+if</title>
      <link>https://community.qlik.com/t5/Brasil/D%C3%BAvida-relacionada-a-Previous-if/m-p/608695#M16750</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Olá,&lt;/P&gt;&lt;P&gt;Você deve utiliza a função Peek() no lugar do Previous(), pois com a Função Previous() não é possível fazer a referência ao último registro de um campo que você esta criando nesse momento, o campo "Classif".&lt;/P&gt;&lt;P&gt;Lembre sempre assim:&lt;/P&gt;&lt;P&gt;Campo já existe na tabela, posso utilizar o Previous()&lt;/P&gt;&lt;P&gt;Campo sendo criado nesse Load, sempre devo utilizar o Peek().&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Abraços.&lt;/P&gt;&lt;P&gt;Tonial.&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 19 Feb 2014 18:13:58 GMT</pubDate>
      <guid>https://community.qlik.com/t5/Brasil/D%C3%BAvida-relacionada-a-Previous-if/m-p/608695#M16750</guid>
      <dc:creator>fernando_tonial</dc:creator>
      <dc:date>2014-02-19T18:13:58Z</dc:date>
    </item>
    <item>
      <title>Re: Dúvida relacionada a Previous+if</title>
      <link>https://community.qlik.com/t5/Brasil/D%C3%BAvida-relacionada-a-Previous-if/m-p/608696#M16751</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Obrigado Fernando.&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Wed, 19 Feb 2014 21:18:19 GMT</pubDate>
      <guid>https://community.qlik.com/t5/Brasil/D%C3%BAvida-relacionada-a-Previous-if/m-p/608696#M16751</guid>
      <dc:creator />
      <dc:date>2014-02-19T21:18:19Z</dc:date>
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