{"id":2759,"date":"2023-07-20T20:12:22","date_gmt":"2023-07-20T20:12:22","guid":{"rendered":"https:\/\/statorials.org\/pt\/mongodb-ou\/"},"modified":"2023-07-20T20:12:22","modified_gmt":"2023-07-20T20:12:22","slug":"mongodb-ou","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/mongodb-ou\/","title":{"rendered":"Mongodb: como usar o operador or ($or) em consultas"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar o operador <strong>$or<\/strong> no MongoDB para encontrar documentos que correspondam a qualquer um dos v\u00e1rios crit\u00e9rios.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Este operador usa a seguinte sintaxe b\u00e1sica:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.myCollection.find({\n  \u201c <span style=\"color: #3366ff;\">$or<\/span> \u201d: [\n    {\" <span style=\"color: #ff0000;\">field1<\/span> \": \" <span style=\"color: #ff0000;\">hello<\/span> \"},\n    {\" <span style=\"color: #ff0000;\">field2<\/span> \": { <span style=\"color: #3366ff;\">$gte<\/span> : <span style=\"color: #ff0000;\">10<\/span> }}\n  ]\n})<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Este exemplo espec\u00edfico procura todos os documentos na cole\u00e7\u00e3o chamada <span style=\"padding: 1px; border: 1px solid black;\">myCollection<\/span> onde <strong>campo1<\/strong> \u00e9 igual a &#8220;ol\u00e1&#8221; <em>ou<\/em> <strong>campo2<\/strong> tem um valor maior ou igual a 10.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Os exemplos a seguir mostram como usar essa sintaxe na pr\u00e1tica com uma<\/span> <span style=\"padding: 1px; border: 1px solid black;\">equipe<\/span> de cobran\u00e7a <span style=\"color: #000000;\">com os seguintes documentos:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.insertOne({team: \" <span style=\"color: #ff0000;\">Mavs<\/span> \", points: 30, rebounds: 8})\ndb.teams.insertOne({team: \" <span style=\"color: #ff0000;\">Mavs<\/span> \", points: 35, rebounds: 12})\ndb.teams.insertOne({team: \" <span style=\"color: #ff0000;\">Spurs<\/span> \", points: 20, rebounds: 7})\ndb.teams.insertOne({team: \" <span style=\"color: #ff0000;\">Spurs<\/span> \", points: 25, rebounds: 5})\ndb.teams.insertOne({team: \" <span style=\"color: #ff0000;\">Spurs<\/span> \", points: 23, rebounds: 9})<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 1: Use o operador OR com dois campos<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como encontrar todos os documentos da cole\u00e7\u00e3o <span style=\"padding: 1px; border: 1px solid black;\">times<\/span> onde o campo \u201cteam\u201d \u00e9 igual a \u201cSpurs\u201d <em>ou<\/em> o valor do campo \u201cpoints\u201d \u00e9 maior ou igual a 31:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.find({\n  \u201c <span style=\"color: #3366ff;\">$or<\/span> \u201d: [\n    {\" <span style=\"color: #ff0000;\">team<\/span> \": \" <span style=\"color: #ff0000;\">Spurs<\/span> \"},\n    {\" <span style=\"color: #ff0000;\">points<\/span> \": { <span style=\"color: #3366ff;\">$gte<\/span> : <span style=\"color: #008000;\">31<\/span> }}\n  ]\n})<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Esta consulta retorna os seguintes documentos:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>{ _id: ObjectId(\"62018750fd435937399d6b6f\"),\n  team: 'Mavs',\n  points: 35,\n  rebounds: 12 }\n{ _id: ObjectId(\"62018750fd435937399d6b70\"),\n  team: 'Spurs',\n  points: 20,\n  rebounds: 7 }\n{ _id: ObjectId(\"62018750fd435937399d6b71\"),\n  team: 'Spurs',\n  points: 25,\n  rebounds: 5 }\n{ _id: ObjectId(\"62018750fd435937399d6b72\"),\n  team: 'Spurs',\n  points: 23,\n  rebounds: 9 }<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que cada documento na sa\u00edda cont\u00e9m &#8220;Spurs&#8221; no campo equipe <em>ou<\/em> um valor maior ou igual a 31 no campo pontos.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 2: usando o operador OR com mais de dois campos<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como encontrar todos os documentos da cole\u00e7\u00e3o <span style=\"padding: 1px; border: 1px solid black;\">times<\/span> onde o campo \u201cteam\u201d \u00e9 igual a \u201cMavs\u201d <em>ou<\/em> o valor do campo \u201cpontos\u201d \u00e9 maior ou igual a 25 <em>ou<\/em> o valor do campo \u201crebotes\u201d \u00e9 menor que 8:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.find({\n  \u201c <span style=\"color: #3366ff;\">$or<\/span> \u201d: [\n    {\" <span style=\"color: #ff0000;\">team<\/span> \": \" <span style=\"color: #ff0000;\">Mavs<\/span> \"},\n    {\" <span style=\"color: #ff0000;\">points<\/span> \": { <span style=\"color: #3366ff;\">$gte<\/span> : <span style=\"color: #008000;\">25<\/span> }},\n    {\" <span style=\"color: #ff0000;\">rebounds<\/span> \": { <span style=\"color: #3366ff;\">$lt<\/span> : <span style=\"color: #008000;\">8<\/span> }}\n  ]\n})<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Esta consulta retorna o seguinte documento:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>{ _id: ObjectId(\"62018750fd435937399d6b6e\"),\n  team: 'Mavs',\n  points: 30,\n  rebounds: 8 }\n{ _id: ObjectId(\"62018750fd435937399d6b6f\"),\n  team: 'Mavs',\n  points: 35,\n  rebounds: 12 }\n{ _id: ObjectId(\"62018750fd435937399d6b70\"),\n  team: 'Spurs',\n  points: 20,\n  rebounds: 7 }\n{ _id: ObjectId(\"62018750fd435937399d6b71\"),\n  team: 'Spurs',\n  points: 25,\n  rebounds: 5 }\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que cada um desses documentos atende a um ou mais dos tr\u00eas crit\u00e9rios:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">O campo \u201cequipe\u201d \u00e9 igual a \u201c <strong>Mavs<\/strong> \u201d<\/span><\/li>\n<li> <span style=\"color: #000000;\">O campo \u201cpontos\u201d possui valor maior ou igual a <strong>25<\/strong><\/span><\/li>\n<li> <span style=\"color: #000000;\">O campo \u201crebotes\u201d tem valor menor que <strong>8<\/strong><\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>Nota<\/strong> : Voc\u00ea pode encontrar a documenta\u00e7\u00e3o completa da fun\u00e7\u00e3o <strong>$or<\/strong> <a href=\"https:\/\/docs.mongodb.com\/manual\/reference\/operator\/query\/or\/\" target=\"_blank\" rel=\"noopener\">aqui<\/a> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como realizar outras opera\u00e7\u00f5es comuns no MongoDB:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/mongodb-e\/\">MongoDB: Como usar o operador AND em consultas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/mongodb-contem\/\" target=\"_blank\" rel=\"noopener\">MongoDB: Como verificar se o campo cont\u00e9m uma string<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/mongodb-nao-esta\/\" target=\"_blank\" rel=\"noopener\">MongoDB: Como usar uma consulta \u201cNO IN\u201d<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/mongodb-nao-e-nulo\/\">MongoDB: Como procurar por \u201cnot null\u201d em um campo espec\u00edfico<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar o operador $or no MongoDB para encontrar documentos que correspondam a qualquer um dos v\u00e1rios crit\u00e9rios. Este operador usa a seguinte sintaxe b\u00e1sica: db.myCollection.find({ \u201c $or \u201d: [ {&#8221; field1 &#8220;: &#8221; hello &#8220;}, {&#8221; field2 &#8220;: { $gte : 10 }} ] }) Este exemplo espec\u00edfico procura todos os documentos na [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-2759","post","type-post","status-publish","format-standard","hentry","category-guia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>MongoDB: Como usar o operador OR ($or) em consultas - Estatologia<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como usar a fun\u00e7\u00e3o $or em consultas no MongoDB, com v\u00e1rios exemplos.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/pt\/mongodb-ou\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"MongoDB: Como usar o operador OR ($or) em consultas - Estatologia\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como usar a fun\u00e7\u00e3o $or em consultas no MongoDB, com v\u00e1rios exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/mongodb-ou\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-20T20:12:22+00:00\" \/>\n<meta name=\"author\" content=\"Dr. benjamim anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr. benjamim anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/mongodb-ou\/\",\"url\":\"https:\/\/statorials.org\/pt\/mongodb-ou\/\",\"name\":\"MongoDB: Como usar o operador OR ($or) em consultas - Estatologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-20T20:12:22+00:00\",\"dateModified\":\"2023-07-20T20:12:22+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como usar a fun\u00e7\u00e3o $or em consultas no MongoDB, com v\u00e1rios exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/mongodb-ou\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/mongodb-ou\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/mongodb-ou\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Mongodb: como usar o operador or ($or) em consultas\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pt\/#website\",\"url\":\"https:\/\/statorials.org\/pt\/\",\"name\":\"Statorials\",\"description\":\"O seu guia para a literacia estat\u00edstica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pt\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\",\"name\":\"Dr. benjamim anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr. benjamim anderson\"},\"description\":\"Ol\u00e1, sou Benjamin, um professor aposentado de estat\u00edstica que se tornou professor dedicado na Statorials. 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