{"id":3005,"date":"2025-02-25T04:25:02","date_gmt":"2025-02-24T21:25:02","guid":{"rendered":"https:\/\/www.linuxid.net\/istilah\/?p=3005"},"modified":"2025-02-25T04:25:02","modified_gmt":"2025-02-24T21:25:02","slug":"sequencefile","status":"publish","type":"post","link":"https:\/\/www.linuxid.net\/istilah\/sequencefile\/","title":{"rendered":"SequenceFile"},"content":{"rendered":"<p><b>SequenceFile<\/b> adalah jenis file biner datar yang berfungsi sebagai wadah untuk menyimpan data yang digunakan dalam proyek komputasi terdistribusi Apache <a href=\"https:\/\/www.linuxid.net\/istilah\/Hadoop\/\">Hadoop<\/a>. SequenceFile banyak digunakan dalam proses MapReduce.<\/p>\n<p>Karena Hadoop bekerja lebih optimal dengan file berukuran besar, SequenceFile digunakan untuk menyimpan dan <a href=\"https:\/\/www.linuxid.net\/istilah\/compression\/\">mengompresi<\/a> file yang ukurannya lebih kecil dari standar yang direkomendasikan. Hal ini membantu mengurangi kebutuhan ruang penyimpanan dan mengoptimalkan penggunaan <a href=\"https:\/\/www.linuxid.net\/istilah\/input-output-I-O\/\">I\/O<\/a>.<\/p>\n<p>SequenceFile berfungsi sebagai <a href=\"https:\/\/www.linuxid.net\/istilah\/container-containerization-or-container-based-virtualization\/\">wadah<\/a> untuk sekumpulan file. Setiap data dalam file memiliki <a href=\"https:\/\/www.linuxid.net\/istilah\/key\/\">key<\/a> dan <i>value<\/i>, di mana isi file direferensikan dalam key yang diberikan. SequenceFile mendukung tiga kelas utama: <i>Writer<\/i>, <i>Reader<\/i>, dan <i>Sorter<\/i>, yang masing-masing bertugas menangani operasi terkait key. Misalnya, SequenceFile bisa digunakan untuk menyimpan banyak <a href=\"https:\/\/www.linuxid.net\/istilah\/log-log-file\/\">file log<\/a> server, dengan key berupa <i>timestamp<\/i> dan value berisi seluruh isi log. Jika disimpan sebagai file teks kecil, performa Hadoop bisa kurang optimal. Namun, setelah dikemas dalam SequenceFile, data dapat diproses lebih efisien.<\/p>\n<p>Selain menyatukan file kecil agar lebih mudah dikelola dalam Hadoop, SequenceFile juga mendukung kompresi, baik pada key, value, atau keduanya sekaligus. Jika keduanya dikompresi, key dan value dikumpulkan dalam blok terpisah dan dikompresi masing-masing. Jenis kompresi yang digunakan akan menentukan format akhir file.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SequenceFile adalah jenis file biner datar yang berfungsi sebagai wadah untuk menyimpan data yang digunakan dalam proyek komputasi terdistribusi Apache Hadoop. SequenceFile banyak digunakan dalam proses MapReduce. Karena Hadoop bekerja lebih optimal dengan file berukuran besar, SequenceFile digunakan untuk menyimpan dan mengompresi file yang ukurannya lebih kecil dari standar yang direkomendasikan. Hal ini membantu mengurangi [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[187],"tags":[192],"class_list":["post-3005","post","type-post","status-publish","format-standard","hentry","category-data-analytics-and-ai","tag-data-analytics-and-ai"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Apa itu SequenceFile? - Istilah Komputer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.linuxid.net\/istilah\/sequencefile\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Apa itu SequenceFile? - Istilah Komputer\" \/>\n<meta property=\"og:description\" content=\"SequenceFile adalah jenis file biner datar yang berfungsi sebagai wadah untuk menyimpan data yang digunakan dalam proyek komputasi terdistribusi Apache Hadoop. SequenceFile banyak digunakan dalam proses MapReduce. Karena Hadoop bekerja lebih optimal dengan file berukuran besar, SequenceFile digunakan untuk menyimpan dan mengompresi file yang ukurannya lebih kecil dari standar yang direkomendasikan. 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