<html><head></head><body><div style="color:#000; background-color:#fff; font-family:bookman old style, new york, times, serif;font-size:16px"><div id="yui_3_16_0_ym19_1_1475388494133_33320">Oi Marcos,</div><div dir="ltr" id="yui_3_16_0_ym19_1_1475388494133_33267">obrigado pelas sugestões. Eu estava indo muito bem com a data.table, tentei library(ff) e library(ffbase), mas sem sucesso. <br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1475388494133_33468"><br></div><div id="yui_3_16_0_ym19_1_1475388494133_33328"><span></span></div><div id="yui_3_16_0_ym19_1_1475388494133_33412"> </div><div class="signature" id="yui_3_16_0_ym19_1_1475388494133_33431">André Oliveira Souza.
Graduação em Matemática, mestrado em estatística aplicada.Instituto Federal de Educação, Ciência e Tecnologia do Espirito Santo. IFES</div> <div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: bookman old style, new york, times, serif; font-size: 16px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div dir="ltr"><font size="2" face="Arial"> Em Domingo, 2 de Outubro de 2016 9:00, Marcos Silva <marcosfs2006@gmail.com> escreveu:<br></font></div> <br><br> <div class="y_msg_container"><div id="yiv8788672064"><div><div dir="ltr"><div>Dá uma olhada nesse post:</div><div><br clear="none"></div><a rel="nofollow" shape="rect" target="_blank" href="http://rcoster.blogspot.com.br/2014/02/lendo-grandes-bancos-de-dados.html">http://rcoster.blogspot.com.br/2014/02/lendo-grandes-bancos-de-dados.html</a><br clear="none"></div><div class="yiv8788672064gmail_extra"><br clear="none"><div class="yiv8788672064yqt9103747632" id="yiv8788672064yqt57046"><div class="yiv8788672064gmail_quote">Em 2 de outubro de 2016 08:36, Marcos Silva <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:marcosfs2006@gmail.com" target="_blank" href="mailto:marcosfs2006@gmail.com">marcosfs2006@gmail.com</a>></span> escreveu:<br clear="none"><blockquote class="yiv8788672064gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div dir="ltr">André,<div><br clear="none"></div><div>Este tipo de arquivo não tem um caractere delimitador, tal como virgula, ponto e virgula, pipe ("|"), Você não vai conseguir importar com read.table() e derivações (read.csv(), read.csv2()) ou mesmo com fread().</div><div><br clear="none"></div><div>Mas para vc "ler" esse arquivo, vc precisa saber qual o comprimento de cada variável (quantidade de caracteres que ocupa no arquivo), informação essa que deveria estar no dicionário de variáveis.<br clear="none"></div><div><br clear="none"></div><div>Este tipo de arquivo vc importa com read.fwf() ou read_fwf() do pacote readr. Mas como essa base é muito grande, recomendo utilizar algum pacote, a exemplo do pacote LaF. Existem outras possibilidades talvez melhores.</div><div><br clear="none"></div><div><br clear="none"></div><div><br clear="none"></div><div><br clear="none"></div><div><br clear="none"></div></div><div class="yiv8788672064gmail_extra"><div><div class="yiv8788672064h5"><br clear="none"><div class="yiv8788672064gmail_quote">Em 2 de outubro de 2016 03:13, Andre Oliveira <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:andreolsouza@yahoo.com.br" target="_blank" href="mailto:andreolsouza@yahoo.com.br">andreolsouza@yahoo.com.br</a>></span> escreveu:<br clear="none"><blockquote class="yiv8788672064gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div style="color:#000;background-color:#fff;font-family:bookman old style, new york, times, serif;font-size:16px;"><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_3709">Oi Marcos,</div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_3682">neste dicionário fala que é <span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_5750"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_5751"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_5752"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_5753"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_5754"> formato em formato ASCII. Não tem mais instruções pelo que percebi. Descreve os nomes da varáveis também! </span></span></span></span></span> </div><span></span><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_3683"><span></span></div><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_3712"> </div><div class="yiv8788672064m_-3874261699229706095m_3037608916558264409signature" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yui_3_16_0_ym19_1_1475388494133_3711">André Oliveira Souza.
Graduação em Matemática, mestrado em estatística aplicada.Instituto Federal de Educação, Ciência e Tecnologia do Espirito Santo. IFES</div> <div class="yiv8788672064m_-3874261699229706095m_3037608916558264409qtdSeparateBR"><br clear="none"><br clear="none"></div><div class="yiv8788672064m_-3874261699229706095m_3037608916558264409yahoo_quoted" style="display:block;"> <div style="font-family:bookman old style, new york, times, serif;font-size:16px;"> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"><span> </span><div dir="ltr"><font size="2" face="Arial"> Em Domingo, 2 de Outubro de 2016 0:13, Marcos Silva <<a rel="nofollow" shape="rect" ymailto="mailto:marcosfs2006@gmail.com" target="_blank" href="mailto:marcosfs2006@gmail.com">marcosfs2006@gmail.com</a>> escreveu:<br clear="none"></font></div> <br clear="none"><br clear="none"> <div class="yiv8788672064m_-3874261699229706095m_3037608916558264409y_msg_container"><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436"><div><span></span><div dir="ltr">Acho que este e um arquivo de formato fixo. Vc vai precisar do dicionario de dados para importar. Normalmente este dicionario e disponibilizado com os dados pelo inep.</div>
<div class="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436gmail_extra"><br clear="none"><div class="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436gmail_quote"><span>Em 01/10/2016 22:31, "Andre Oliveira via R-br" <<a rel="nofollow" shape="rect" ymailto="mailto:r-br@listas.c3sl.ufpr.br" target="_blank" href="mailto:r-br@listas.c3sl.ufpr.br">r-br@listas.c3sl.ufpr.br</a>> escreveu:<br clear="none"></span><blockquote class="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div class="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436yqt1834513401" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436yqt82642"><div><div style="color:#000;background-color:#fff;font-family:bookman old style, new york, times, serif;font-size:16px;"><span></span><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2161"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469">Boa noite,</span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2640"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469">não estou conseguindo identificar o motivo de não abrir este arquivo .txt corretamente, ele tem em torno de <a rel="nofollow" shape="rect" class="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160edited-link-editor" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_4887" target="_blank" href="http://portal.inep.gov.br/basica-levantamentos-microdados">6.3 GB</a></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5090"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469">Alguém teria uma dica para compartilhar? Acredito que não estou trabalhando corretamente! <br clear="none"></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5446"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469"><br clear="none"></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2662"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469">library(data.table)<br id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2480" clear="none">readLines("DADOS_ENEM_2011. TXT", n = 1) <br clear="none"></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5525"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469"><br clear="none"></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5484"><b id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5504"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469">[1] "3000000000012011 2803548708SAO BERNARDO DO CAMPO SP110000000000000000000011 . . ...3548708SAO BERNARDO DO CAMPO SP1111 577.10 576.00 575.50 737. 10CEBDCACBEAABBAABAEBDCABDCDEA AADCBBEBADDBEBECDDEECABABEBDDE BAEADCACABCBBECADDAADBADDAABAB CAEEAEAEDDDAAEEBDECADCEABDDBAE CAAABDAEBCCACBAECBAEBECCAAEBAB ECECCDDAACDADADBACCBAADCAECCCE DD1241201251290CECDDACBCAEBEBB ACEEDCAEBDAEDADBEBBDDADCBCBACD DEECEBABAADDEBAECDCACEDCBBEBCD CAADBADDDBAEACAEEDBDBDDCAEDDDA CDEBBECAACDABADBAECCEADDCEBCBA CBAEEBAEEECCEEEBCBECEBADCBDBEA DCDBDCCCBADCAECCCCDDP 140.00 140.00 140.00 140.00 60.00 620.000 . . . <br clear="none"></span></b></div><span></span><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5489"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469"><br clear="none"></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5498"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469">require(bit64) <br id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2482" clear="none">enem2011<- fread("DADOS_ENEM_2011.TXT", nrow = 1, header = TRUE, sep=";")<br id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2483" clear="none">head(enem2011)<br clear="none"></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5089"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469"><br id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2484" clear="none"></span></div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2701"><span id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2469">3000000000012011 2803548708SAO BERNARDO DO CAMPO SP110000000000000000000011 . . ...3548708SAO BERNARDO DO CAMPO SP1111 577.10 576.00 575.50 737. 10CEBDCACBEAABBAABAEBDCABDCDEA AADCBBEBADDBEBECDDEECABABEBDDE BAEADCACABCBBECADDAADBADDAABAB CAEEAEAEDDDAAEEBDECADCEABDDBAE CAAABDAEBCCACBAECBAEBECCAAEBAB ECECCDDAACDADADBACCBAADCAECCCE DD1241201251290CECDDACBCAEBEBB ACEEDCAEBDAEDADBEBBDDADCBCBACD DEECEBABAADDEBAECDCACEDCBBEBCD CAADBADDDBAEACAEEDBDBDDCAEDDDA CDEBBECAACDABADBAECCEADDCEBCBA CBAEEBAEEECCEEEBCBECEBADCBDBEA DCDBDCCCBADCAECCCCDDP 140.00 140.00 140.00 140.00 60.00 620.000 . . . ...<br id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2707" clear="none">1: 3000000000022011 2214125506SAO JOSE DOS PINHAIS PR110000000000000000000011 . . ...4125506SAO JOSE DOS PINHAIS PR0000 . . . . 1211171251290DCEACDBECBCAEBACB EAECEDEDAABDBEDBBDDDCABCBDCAED EBCEAEDBDAACACECDBBCACEDCDCBAE ADADBBDDEAABAEEDBDBDDCAEDDDACD EBBECAACDABADBAECCEADDCEBCBACB AEEBAEEECCEEEBCBECEBADCBDBEADC DBDCCCBADCAECCCCDDF 0.00 0.00 0.00 0.00 0.00 0.000 . . . </span></div><span></span><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2087"><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_2670"> </div><div dir="ltr" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5515">obrigado. <br clear="none"></div><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5529"><br clear="none"></div><div id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5527"><br clear="none"></div></div><div class="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160signature" id="yiv8788672064m_-3874261699229706095m_3037608916558264409yiv1691817436m_-1712471352952863160yui_3_16_0_ym19_1_1475371361949_5528">André Oliveira Souza.
Graduação em Matemática, mestrado em estatística aplicada.Instituto Federal de Educação, Ciência e Tecnologia do Espirito Santo. IFES</div></div></div></div><span><br clear="none">______________________________ _________________<br clear="none">
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</div></div><br clear="none"><br clear="none"></div> </div> </div> </div></div></div></blockquote></div><br clear="none"><br clear="all"><div><br clear="none"></div></div></div><span class="yiv8788672064HOEnZb"><font color="#888888">-- <br clear="none"></font></span><div class="yiv8788672064m_-3874261699229706095gmail_signature">Marcos F. Silva<br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://sites.google.com/site/marcosfs2006">http://sites.google.com/site/ marcosfs2006</a></div>
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</blockquote></div></div><br clear="none"><br clear="all"><div><br clear="none"></div>-- <br clear="none"><div class="yiv8788672064gmail_signature">Marcos F. Silva<br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://sites.google.com/site/marcosfs2006">http://sites.google.com/site/marcosfs2006</a></div>
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