{"id":796,"date":"2016-12-19T13:43:57","date_gmt":"2016-12-19T13:43:57","guid":{"rendered":"https:\/\/blog.absam.io\/?p=796"},"modified":"2016-12-19T13:43:57","modified_gmt":"2016-12-19T13:43:57","slug":"replicacao-de-um-bancos-de-dados-parte-ii","status":"publish","type":"post","link":"https:\/\/absam.io\/blog\/replicacao-de-um-bancos-de-dados-parte-ii\/","title":{"rendered":"Replica\u00e7\u00e3o de um Bancos de Dados &#8211; Parte II"},"content":{"rendered":"<p>A<span id=\"post-visibility-display\">gora que j\u00e1 entendemos um pouco sobre como funciona a Replica\u00e7\u00e3o, vamos ao que realmente interessa. Neste exemplo vou mostrar utilizando o MySQL, utilizando uma replica\u00e7\u00e3o Master-Slave.<\/span><\/p>\n<h3><strong>&#8211; Master-Slave<\/strong><\/h3>\n<p>Primeir<span id=\"post-visibility-display\">o<\/span> vam<span id=\"post-visibility-display\">o<\/span>s c<span id=\"post-visibility-display\">o<\/span>nfigurar <span id=\"post-visibility-display\">o<\/span> master, para isso devemos pegar o nosso log bin\u00e1rio:<\/p>\n<p>Vamos abrir o terminal MySQL e digitar:<\/p>\n<blockquote>\n<pre><strong>SHOW GLOBAL VARIABLES WHERE Variable_name = 'log_bin';<\/strong><\/pre>\n<\/blockquote>\n<p>Vamos ter o retorno parecido com esse:<\/p>\n<pre>+---------------+-------+\n  | Variable_name | Value |\n  +---------------+-------+\n  | log_bin       | ON    |\n  +---------------+-------+\n\nSe n\u00e3o estiver \"ON\", devemos alterar o arquivo \"my.ini\" que fica localizado em \"C:\\ProgramData\\MySQL\\MySQL Server X.X\" ( X.X ser\u00e1 a vers\u00e3o do MySQL instalado ).\n\nAdicionem as seguintes linhas no final do arquivo:<\/pre>\n<p><strong>server-id=1<\/strong><br \/>\n<strong>log-bin=&#8221;C:\/ProgramData\/MySQL\/MySQL Server X.Y\/Data\/bin-log&#8221;<\/strong><\/p>\n<p>Salve e verifique se o Log esta Online.<\/p>\n<p>&nbsp;<\/p>\n<p>Agora vamos criar um usu\u00e1rio respons\u00e1vel de copiar os dados do Master.<\/p>\n<p>Ainda no terminal MySQL vamos digitar a seguinte linha:<\/p>\n<blockquote>\n<pre><strong>GRANT REPLICATION SLAVE ON *.* TO 'replica'@'%' IDENTIFIED BY '123';\n<\/strong><\/pre>\n<\/blockquote>\n<p>&nbsp;<\/p>\n<p>Agora vamos configurar nosso servidor Slave:<\/p>\n<p>Vamos abrir o arquivo &#8220;my.ini&#8221;, localizado em &#8220;C:\\ProgramData\\MySQL\\MySQL Server X.X&#8221; e alterar o &#8220;Server-id&#8221; para um n\u00famero diferente do outro servidor.<\/p>\n<p>Com o Terminal do MySQL aberto, vamos digitar o seguinte comando:<\/p>\n<blockquote>\n<pre><strong>SHOW MASTER STATUS;\n<\/strong><\/pre>\n<\/blockquote>\n<p>Vamos ter um retorno parecido com este:<\/p>\n<pre>+----------------+----------+--------------+------------------+\n  | File           | Position | Binlog_Do_DB | Binlog_Ignore_DB |\n  +----------------+----------+--------------+------------------+\n  | bin-log.000001 |      005 |              |                  |\n  +----------------+----------+--------------+------------------+\n\nVamos gravar esses dados, eles server para fazer a sincroniza\u00e7\u00e3o.\n\nVamos digitar as seguintes linhas no terminal:<\/pre>\n<blockquote>\n<pre><strong>CHANGE MASTER TO\n         MASTER_HOST='IP do MASTER'      ,\n         MASTER_USER='replica'           ,\n         MASTER_PASSWORD='123'           ,\n         MASTER_LOG_FILE='bin-log.000001',\n         MASTER_LOG_POS=005              ;<\/strong><\/pre>\n<\/blockquote>\n<p>Lembre-se de alterar os o MASTER_LOG_FILE e MASTER_LOG_POS para os dados salvos no passo anterior.<\/p>\n<p>Com tudo configurado j\u00e1 podemos iniciar a sincroniza\u00e7\u00e3o, para isso basta executar no terminal:<\/p>\n<blockquote>\n<pre><strong>START SLAVE;\nSHOW SLAVE STATUS \\G\n<\/strong><\/pre>\n<pre><strong>\u00a0<\/strong><\/pre>\n<\/blockquote>\n<p>Se tudo ocorrer bem vamos ter o retorno de um tela com todas as informa\u00e7\u00f5es da replica\u00e7\u00e3o.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Agora que j\u00e1 entendemos um pouco sobre como funciona a Replica\u00e7\u00e3o, vamos ao que realmente interessa. Neste exemplo vou mostrar utilizando o MySQL, utilizando uma replica\u00e7\u00e3o Master-Slave. &#8211; Master-Slave Primeiro vamos configurar o master, para isso devemos pegar o nosso [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":776,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[],"class_list":["post-796","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutoriais"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Replica\u00e7\u00e3o de um Bancos de Dados - Parte II - Blog da Absam<\/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:\/\/absam.io\/blog\/replicacao-de-um-bancos-de-dados-parte-ii\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Replica\u00e7\u00e3o de um Bancos de Dados - Parte II\" \/>\n<meta property=\"og:description\" content=\"Agora que j\u00e1 entendemos um pouco sobre como funciona a Replica\u00e7\u00e3o, vamos ao que realmente interessa. 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