<br />
<b>Warning</b>:  Undefined array key "global_protection_id" in <b>/home/wikitechy/public_html/interview-questions/wp-content/plugins/content-protector/inc/class-ps-rest-handler.php</b> on line <b>51</b><br />
{"id":413,"date":"2021-07-13T04:49:22","date_gmt":"2021-07-13T04:49:22","guid":{"rendered":"https:\/\/www.wikitechy.com\/interview-questions\/?p=413"},"modified":"2021-09-13T11:42:50","modified_gmt":"2021-09-13T11:42:50","slug":"what-is-a-seed-node-in-apache-cassandra","status":"publish","type":"post","link":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/","title":{"rendered":"What is a seed node in Apache Cassandra ?"},"content":{"rendered":"<div class=\"TextHeading\">\n<div class=\"hddn\">\n<h2 id=\"apache-cassandra-seed-node\" class=\"color-purple\" style=\"text-align: justify;\">Apache Cassandra seed node:<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>Seeds are used to discover the cluster in the start up period.<\/li>\n<li>The seed node designation has no purpose other than bootstrapping the gossip process for new nodes joining the cluster.<\/li>\n<li>Seed nodes could not be a single point of failure, nor they have do any other purpose in cluster operations except the bootstrapping of nodes.<\/li>\n<li>In cluster formation, nodes are verify &#8220;join&#8221; and each other.<\/li>\n<li>However, they do not join any node which respects the protocol.Risks:old partitioned replicas, different clusters, even malicious nodes, so on. So a cluster can be defined by some starting nodes contain at clear addresses and it can be reference for that cluster for any new nodes to join in trust-table way.<\/li>\n<li>After some time the seed nodes can go away, then the cluster will keep on.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"text-center row\" style=\"text-align: justify;\">\n<div class=\"col-sm-12\">\n<div id=\"bsa-zone_1590522538159-8_123456\"><\/div>\n<\/div>\n<\/div>\n<div class=\"ImageContent\">\n<div class=\"hddn\" style=\"text-align: justify;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-medium\" src=\"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png\" alt=\"history of cassandra database\" width=\"728\" height=\"546\" \/><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Answer : Seeds are used to discover the cluster in the start up period&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"passster_activate_protection":false,"passster_protect_child_pages":"","passster_protection_type":"password","passster_password":"","passster_activate_overwrite_defaults":"","passster_headline":"","passster_instruction":"","passster_placeholder":"","passster_button":"","passster_id":"","passster_activate_misc_settings":"","passster_redirect_url":"","passster_hide":"no","passster_area_shortcode":"","gtb_hide_title":false,"gtb_wrap_title":false,"gtb_class_title":"","gtb_remove_headerfooter":false,"footnotes":""},"categories":[2642],"tags":[195,201,2694,2721,1119,203,2727,2704,2724,2706,2691,2707,2705,2720,2717,2645,2718,2722,2716,2703,2710,2714,2729,2726,2731,2713,2728,2730,199,214,363,209,283,2676,2719,2709,205,485,2715,2708,196,212,712,207,711,204,282,208,206,2712,2725,2677,200,2118,197,280,364,2723,2711,216,285],"class_list":["post-413","post","type-post","status-publish","format-standard","hentry","category-cassandra","tag-accenture-interview-questions-and-answers","tag-allstate-solutions-pvt-ltd-interview-questions-and-answers","tag-apache-cassandra-certification","tag-apache-cassandra-certification-dumps","tag-att-interview-questions-and-answers","tag-capgemini-interview-questions-and-answers","tag-cassandra-add-node","tag-cassandra-admin-certification-dumps","tag-cassandra-administration","tag-cassandra-architect-certification-dumps","tag-cassandra-certification","tag-cassandra-certification-dumps","tag-cassandra-certification-passing-score","tag-cassandra-certification-preparation","tag-cassandra-certification-questions","tag-cassandra-certification-sample-questions","tag-cassandra-database","tag-cassandra-developer-certification","tag-cassandra-developer-certification-questions","tag-cassandra-developer-practice-test","tag-cassandra-how-many-seed-nodes","tag-cassandra-list-seed-nodes","tag-cassandra-multi-node-cluster","tag-cassandra-node","tag-cassandra-nodetool","tag-cassandra-seed-node-down","tag-cassandra-single-node","tag-cassandra-vnodes","tag-casting-networks-india-pvt-limited-interview-questions-and-answers","tag-cgi-group-inc-interview-questions-and-answers","tag-ciena-corporation-interview-questions-and-answers","tag-collabera-technologies-interview-questions-and-answers","tag-conduent-interview-questions-and-answers","tag-cvent-interview-questions-and-answers","tag-datastax-cassandra-certification-dumps","tag-datastax-cassandra-certification-questions","tag-dell-international-services-india-pvt-ltd-interview-questions-and-answers","tag-ernst-young-interview-questions-and-answers","tag-how-to-find-seed-node-in-cassandra","tag-how-to-prepare-for-cassandra-certification","tag-ibm-interview-questions-and-answers","tag-indecomm-global-services-interview-questions-and-answers","tag-indiabulls-technology-solutions-ltd-interview-questions-and-answers","tag-mphasis-interview-questions-and-answers","tag-nagarro-software-pvt-ltd-interview-questions-and-answers","tag-oracle-corporation-interview-questions-and-answers","tag-persistent-systems-interview-questions-and-answers","tag-prokarma-softech-pvt-ltd-interview-questions-and-answers","tag-sap-labs-india-pvt-ltd-interview-questions-and-answers","tag-seed-node-definition","tag-seed-node-in-apache-cassandra","tag-synechron-technologies-pvt-ltd-interview-questions-and-answers","tag-tech-mahindra-interview-questions-and-answers","tag-tecnotree-interview-questions-and-answers","tag-unitedhealth-group-interview-questions-and-answers","tag-virtusa-consulting-services-pvt-ltd-interview-questions-and-answers","tag-wells-fargo-interview-questions-and-answers","tag-what-is-cassandra","tag-what-is-seed-node-in-cassandra","tag-wipro-interview-questions-and-answers","tag-xoriant-solutions-pvt-ltd-interview-questions-and-answers"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is a seed node in Apache Cassandra ? - Cassandra<\/title>\n<meta name=\"description\" content=\"What is a seed node in Apache Cassandra ? - cassandra developer certification questions - Seeds are used during start up to discover the cluster\" \/>\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.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is a seed node in Apache Cassandra ? - Cassandra\" \/>\n<meta property=\"og:description\" content=\"What is a seed node in Apache Cassandra ? - cassandra developer certification questions - Seeds are used during start up to discover the cluster\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/\" \/>\n<meta property=\"og:site_name\" content=\"Wikitechy\" \/>\n<meta property=\"article:published_time\" content=\"2021-07-13T04:49:22+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-09-13T11:42:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png\" \/>\n<meta name=\"author\" content=\"Editor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Editor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/\",\"url\":\"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/\",\"name\":\"What is a seed node in Apache Cassandra ? - Cassandra\",\"isPartOf\":{\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png\",\"datePublished\":\"2021-07-13T04:49:22+00:00\",\"dateModified\":\"2021-09-13T11:42:50+00:00\",\"author\":{\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/#\/schema\/person\/4d5a581fb5470d1560324bddc5e8b757\"},\"description\":\"What is a seed node in Apache Cassandra ? - cassandra developer certification questions - Seeds are used during start up to discover the cluster\",\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/#primaryimage\",\"url\":\"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png\",\"contentUrl\":\"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png\"},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/#website\",\"url\":\"https:\/\/www.wikitechy.com\/interview-questions\/\",\"name\":\"Wikitechy\",\"description\":\"Interview Questions\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.wikitechy.com\/interview-questions\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/#\/schema\/person\/4d5a581fb5470d1560324bddc5e8b757\",\"name\":\"Editor\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.wikitechy.com\/interview-questions\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/e9531079fe7e07841b7b156c04d65e5f39d4adfd18b6ffe3edfff8ca5aab85b5?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/e9531079fe7e07841b7b156c04d65e5f39d4adfd18b6ffe3edfff8ca5aab85b5?s=96&d=mm&r=g\",\"caption\":\"Editor\"},\"url\":\"https:\/\/www.wikitechy.com\/interview-questions\/author\/editor\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"What is a seed node in Apache Cassandra ? - Cassandra","description":"What is a seed node in Apache Cassandra ? - cassandra developer certification questions - Seeds are used during start up to discover the cluster","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/","og_locale":"en_US","og_type":"article","og_title":"What is a seed node in Apache Cassandra ? - Cassandra","og_description":"What is a seed node in Apache Cassandra ? - cassandra developer certification questions - Seeds are used during start up to discover the cluster","og_url":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/","og_site_name":"Wikitechy","article_published_time":"2021-07-13T04:49:22+00:00","article_modified_time":"2021-09-13T11:42:50+00:00","og_image":[{"url":"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png"}],"author":"Editor","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Editor","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/","url":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/","name":"What is a seed node in Apache Cassandra ? - Cassandra","isPartOf":{"@id":"https:\/\/www.wikitechy.com\/interview-questions\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/#primaryimage"},"image":{"@id":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/#primaryimage"},"thumbnailUrl":"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png","datePublished":"2021-07-13T04:49:22+00:00","dateModified":"2021-09-13T11:42:50+00:00","author":{"@id":"https:\/\/www.wikitechy.com\/interview-questions\/#\/schema\/person\/4d5a581fb5470d1560324bddc5e8b757"},"description":"What is a seed node in Apache Cassandra ? - cassandra developer certification questions - Seeds are used during start up to discover the cluster","inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.wikitechy.com\/interview-questions\/cassandra\/what-is-a-seed-node-in-apache-cassandra\/#primaryimage","url":"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png","contentUrl":"https:\/\/cdn.wikitechy.com\/interview-questions\/cassandra\/history-of-the-cassandra-database.png"},{"@type":"WebSite","@id":"https:\/\/www.wikitechy.com\/interview-questions\/#website","url":"https:\/\/www.wikitechy.com\/interview-questions\/","name":"Wikitechy","description":"Interview Questions","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.wikitechy.com\/interview-questions\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.wikitechy.com\/interview-questions\/#\/schema\/person\/4d5a581fb5470d1560324bddc5e8b757","name":"Editor","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.wikitechy.com\/interview-questions\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/e9531079fe7e07841b7b156c04d65e5f39d4adfd18b6ffe3edfff8ca5aab85b5?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/e9531079fe7e07841b7b156c04d65e5f39d4adfd18b6ffe3edfff8ca5aab85b5?s=96&d=mm&r=g","caption":"Editor"},"url":"https:\/\/www.wikitechy.com\/interview-questions\/author\/editor\/"}]}},"_links":{"self":[{"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/posts\/413","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/comments?post=413"}],"version-history":[{"count":3,"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/posts\/413\/revisions"}],"predecessor-version":[{"id":3582,"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/posts\/413\/revisions\/3582"}],"wp:attachment":[{"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/media?parent=413"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/categories?post=413"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wikitechy.com\/interview-questions\/wp-json\/wp\/v2\/tags?post=413"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}