{"id":621,"date":"2010-02-25T10:03:48","date_gmt":"2010-02-25T13:03:48","guid":{"rendered":"https:\/\/devkico.itexto.com.br\/?p=621"},"modified":"2010-02-25T10:04:55","modified_gmt":"2010-02-25T13:04:55","slug":"como-instalar-o-apache-cassandra","status":"publish","type":"post","link":"https:\/\/devkico.itexto.com.br\/?p=621","title":{"rendered":"Como instalar o Apache Cassandra"},"content":{"rendered":"<p><a href=\"https:\/\/devkico.itexto.com.br\/wp-content\/uploads\/2010\/02\/cassandra_logo.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-medium wp-image-622\" style=\"margin: 10px;\" title=\"cassandra_logo\" src=\"https:\/\/devkico.itexto.com.br\/wp-content\/uploads\/2010\/02\/cassandra_logo-300x60.png\" alt=\"\" width=\"300\" height=\"60\" srcset=\"https:\/\/devkico.itexto.com.br\/wp-content\/uploads\/2010\/02\/cassandra_logo-300x60.png 300w, https:\/\/devkico.itexto.com.br\/wp-content\/uploads\/2010\/02\/cassandra_logo.png 500w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>Recentemente enfrentei alguns problemas ao tentar instalar o Apache Cassandra. Como o getting started do projeto n\u00e3o me ajudou muito, aqui segue um guia r\u00e1pido sobre como instalar o bichinho no seu computador\/servidor.<\/p>\n<p>1. Fa\u00e7a o download da \u00faltima vers\u00e3o no site oficial: <a href=\"http:\/\/incubator.apache.org\/cassandra\/\" target=\"_blank\">http:\/\/incubator.apache.org\/cassandra\/<\/a><\/p>\n<p><strong>2. Verifique os seus requisitos de sistema. <\/strong><\/p>\n<p>Como o Cassandra \u00e9 feito em Java, o ideal \u00e9 que voc\u00ea tenha a \u00faltima vers\u00e3o do JRE instalado na sua m\u00e1quina. No meu caso, usei o JDK 1.6.0_18. Caso voc\u00ea tenha no seu computador tanto o JDK quanto o JRE convencional instalado, recomendo que voc\u00ea defina a sua vari\u00e1vel JAVA_HOME apontando para o diret\u00f3rio do JDK &#8211; ainda n\u00e3o est\u00e1 claro na documenta\u00e7\u00e3o do Cassandra se o JDK \u00e9 obrigat\u00f3rio.<\/p>\n<p>3. Descompacte o conte\u00fado do arquivo baixado em um diret\u00f3rio de sua escolha<\/p>\n<p>4. Crie uma vari\u00e1vel de ambiente chamada CASSANDRA_HOME que aponte para o seu diret\u00f3rio de instala\u00e7\u00e3o do Cassandra<\/p>\n<p>5. Edite o arquivo storage-conf.xml, que se encontra em CASSANDRA_HOME\/conf<\/p>\n<p>Neste arquivo encontram-se pr\u00e9-configurados os diret\u00f3rios nos quais o Cassandra ir\u00e1 armazenar os seus dados. O problema \u00e9 que muito prov\u00e1velmente estes diret\u00f3rios n\u00e3o existem ainda no seu computador. Procure pelas tags CommitLogDirectory (que armazena o log de commits do Cassandra), DataFileDirectories (aonde seus dados ser\u00e3o armazenados), CalloutLocation e StagingFileDirectory<\/p>\n<p>Como voc\u00ea ver\u00e1, eles est\u00e3o configurados para diret\u00f3rios do tipo \/var\/cassandra, ou seja, j\u00e1 vieram pr\u00e9-configurados para Linux. Se voc\u00ea est\u00e1 usando Windows, com certeza o Cassandra n\u00e3o ir\u00e1 funcionar de cara.<\/p>\n<p>H\u00e1 dois caminhos para solucionar o problema: Voc\u00ea pode criar a estrutura de diret\u00f3rios exposta por estas tags ou simplesmente edit\u00e1-las definindo aonde suas informa\u00e7\u00f5es dever\u00e3o ser armazenadas.<\/p>\n<p>Feito isto o Cassandra executar\u00e1 perfeitamente no seu computador.<\/p>\n<p>PS: bem que podia haver um instalador hein? Hmm&#8230;. (estalo na cabe\u00e7a) :)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Recentemente enfrentei alguns problemas ao tentar instalar o Apache Cassandra. Como o getting started do projeto n\u00e3o me ajudou muito, aqui segue um guia r\u00e1pido sobre como instalar o bichinho no seu computador\/servidor. 1. Fa\u00e7a o download da \u00faltima vers\u00e3o no site oficial: http:\/\/incubator.apache.org\/cassandra\/ 2. Verifique os seus requisitos de sistema. Como o Cassandra \u00e9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-gradient":""}},"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[52,6],"tags":[],"class_list":["post-621","post","type-post","status-publish","format-standard","hentry","category-apache-cassandra","category-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Como instalar o Apache Cassandra - \/dev\/Kico<\/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:\/\/devkico.itexto.com.br\/?p=621\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como instalar o Apache Cassandra - \/dev\/Kico\" \/>\n<meta property=\"og:description\" content=\"Recentemente enfrentei alguns problemas ao tentar instalar o Apache Cassandra. 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