{"id":2758,"date":"2023-07-20T20:29:17","date_gmt":"2023-07-20T20:29:17","guid":{"rendered":"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/"},"modified":"2023-07-20T20:29:17","modified_gmt":"2023-07-20T20:29:17","slug":"mongodb-hernoemingsveld","status":"publish","type":"post","link":"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/","title":{"rendered":"Velden hernoemen in mongodb (3 voorbeelden)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">U kunt de volgende methoden gebruiken om de naam van velden in MongoDB te wijzigen:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Methode 1: De naam van een veld wijzigen<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.collection.updateMany({}, { <span style=\"color: #3366ff;\">$rename<\/span> :{\" <span style=\"color: #ff0000;\">oldField<\/span> \":\" <span style=\"color: #ff0000;\">newField<\/span> \"}}, false, true)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Methode 2: Hernoem meerdere velden<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.collection.updateMany({}, { <span style=\"color: #3366ff;\">$rename<\/span> :{\" <span style=\"color: #ff0000;\">old1<\/span> \":\" <span style=\"color: #ff0000;\">new1<\/span> \", \" <span style=\"color: #ff0000;\">old2<\/span> \":\" <span style=\"color: #ff0000;\">new2<\/span> \"}}, false, true)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Methode 3: Hernoem het subveld<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.collection.updateMany({}, { <span style=\"color: #3366ff;\">$rename<\/span> :{\" <span style=\"color: #ff0000;\">field.oldSub<\/span> \":\" <span style=\"color: #ff0000;\">field.newSub<\/span> \"}}, false, true)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Merk op dat <strong>false, true<\/strong> in de functie $rename <strong>{upsert:false, multi:true}<\/strong> betekent.<\/span><\/p>\n<p> <span style=\"color: #000000;\">U hebt <strong>multi:true<\/strong> nodig om de veldnaam in al uw documenten bij te werken.<\/span><\/p>\n<p> <span style=\"color: #000000;\">De volgende voorbeelden laten zien hoe u elke methode kunt gebruiken met een<\/span> <span style=\"padding: 1px; border: 1px solid black;\">incassoteam<\/span> <span style=\"color: #000000;\">met de volgende documenten:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.insertOne({team: \"Mavs\", class: {conf: \"Western\", div: \"A\"}, points: <span style=\"color: #008000;\">31<\/span> })\ndb.teams.insertOne({team: \"Spurs\", class: {conf: \"Western\", div: \"A\"}, points: <span style=\"color: #008000;\">22<\/span> })\ndb.teams.insertOne({team: \"Jazz\", class: {conf: \"Western\", div: \"B\"}, points: <span style=\"color: #008000;\">19<\/span> })\ndb.teams.insertOne({team: \"Celtics\", class: {conf: \"Eastern\", div: \"C\"}, points: <span style=\"color: #008000;\">26<\/span> })\ndb.teams.insertOne({team: \"Cavs\", class: {conf: \"Eastern\", div: \"D\"}, points: <span style=\"color: #008000;\">33<\/span> })\ndb.teams.insertOne({team: \"Nets\", class: {conf: \"Eastern\", div: \"D\"}, points: <span style=\"color: #008000;\">38<\/span> })<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Voorbeeld 1: De naam van een veld wijzigen<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">We kunnen de volgende code gebruiken om het <strong>teamveld<\/strong> te hernoemen naar <strong>new_team<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.updateMany({}, { <span style=\"color: #3366ff;\">$rename<\/span> :{\" <span style=\"color: #ff0000;\">team<\/span> \":\" <span style=\"color: #ff0000;\">new_team<\/span> \"}}, false, true)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Zo zien de documenten er nu uit:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>{ _id: ObjectId(\"62017ce6fd435937399d6b58\"),\n  class: { conf: 'Western', div: 'A' },\n  points: 31,\n  new_team: 'Mavs' }\n{ _id: ObjectId(\"62017ce6fd435937399d6b59\"),\n  class: { conf: 'Western', div: 'A' },\n  points: 22,\n  new_team: 'Spurs' }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5a\"),\n  class: { conf: 'Western', div: 'B' },\n  points: 19,\n  new_team: 'Jazz' }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5b\"),\n  class: { conf: 'Eastern', div: 'C' },\n  points: 26,\n  new_team: 'Celtics' }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5c\"),\n  class: { conf: 'Eastern', div: 'D' },\n  points: 33,\n  new_team: 'Cavs' }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5d\"),\n  class: { conf: 'Eastern', div: 'D' },\n  points: 38,\n  new_team: 'Nets' }<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Houd er rekening mee dat het <strong>teamveld<\/strong> voor elk document is hernoemd naar <strong>new_team<\/strong> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Voorbeeld 2: Hernoem meerdere velden<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">We kunnen de volgende code gebruiken om het <strong>teamveld<\/strong> te hernoemen naar <strong>new_team<\/strong> en het <strong>puntenveld<\/strong> naar <strong>new_points<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.updateMany({}, { <span style=\"color: #3366ff;\">$rename<\/span> :{\" <span style=\"color: #ff0000;\">team<\/span> \":\" <span style=\"color: #ff0000;\">new_team<\/span> \", \" <span style=\"color: #ff0000;\">points<\/span> \":\" <span style=\"color: #ff0000;\">new_points<\/span> \"}}, false, true)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Zo zien de documenten er nu uit:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>{ _id: ObjectId(\"62017ce6fd435937399d6b58\"),\n  class: { conf: 'Western', div: 'A' },\n  new_team: 'Mavs',\n  new_points: 31 }\n{ _id: ObjectId(\"62017ce6fd435937399d6b59\"),\n  class: { conf: 'Western', div: 'A' },\n  new_team: 'Spurs',\n  new_points: 22 }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5a\"),\n  class: { conf: 'Western', div: 'B' },\n  new_team: 'Jazz',\n  new_points: 19 }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5b\"),\n  class: { conf: 'Eastern', div: 'C' },\n  new_team: 'Celtics',\n  new_points: 26 }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5c\"),\n  class: { conf: 'Eastern', div: 'D' },\n  new_team: 'Cavs',\n  new_points: 33 }\n{ _id: ObjectId(\"62017ce6fd435937399d6b5d\"),\n  class: { conf: 'Eastern', div: 'D' },\n  new_team: 'Nets',\n  new_points: 38 }<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Houd er rekening mee dat het <strong>teamveld<\/strong> en het <strong>puntenveld<\/strong> in elk document beide een nieuwe naam hebben gekregen.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Voorbeeld 3: Hernoem het subveld<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">We kunnen de volgende code gebruiken om het <strong>div-<\/strong> subveld in het <b>div-<\/b> <strong>klasseveld<\/strong> te hernoemen:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>db.teams.updateMany({}, { <span style=\"color: #3366ff;\">$rename<\/span> :{\" <span style=\"color: #ff0000;\">class.div<\/span> \":\" <span style=\"color: #ff0000;\">class.division<\/span> \"}}, false, true)<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Zo zien de documenten er nu uit:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>{ _id: ObjectId(\"62017e21fd435937399d6b5e\"),\n  team: 'Mavs',\n  class: { conf: 'Western', division: 'A' },\n  points: 31 }\n{ _id: ObjectId(\"62017e21fd435937399d6b5f\"),\n  team: 'Spurs',\n  class: { conf: 'Western', division: 'A' },\n  points: 22 }\n{ _id: ObjectId(\"62017e21fd435937399d6b60\"),\n  team: 'Jazz',\n  class: { conf: 'Western', division: 'B' },\n  points: 19 }\n{ _id: ObjectId(\"62017e21fd435937399d6b61\"),\n  team: 'Celtics',\n  class: { conf: 'Eastern', division: 'C' },\n  points: 26 }\n{ _id: ObjectId(\"62017e21fd435937399d6b62\"),\n  team: 'Cavs',\n  class: { conf: 'Eastern', division: 'D' },\n  points: 33 }\n{ _id: ObjectId(\"62017e21fd435937399d6b63\"),\n  team: 'Nets',\n  class: { conf: 'Eastern', division: 'D' },\n  points: 38 }<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Merk op dat het <b>div-<\/b> subveld in het <strong>klassenveld<\/strong> in elk document de naam <strong>divisie<\/strong> heeft gekregen.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Opmerking<\/strong> : u kunt de volledige documentatie voor de functie <strong>$rename<\/strong> <a href=\"https:\/\/docs.mongodb.com\/manual\/reference\/operator\/update\/rename\/\" target=\"_blank\" rel=\"noopener\">hier<\/a> vinden.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Aanvullende bronnen<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">In de volgende tutorials wordt uitgelegd hoe u andere veelvoorkomende bewerkingen in MongoDB kunt uitvoeren:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/nl\/mongodb-veld-toevoegen\/\" target=\"_blank\" rel=\"noopener\">MongoDB: Hoe u een nieuw veld toevoegt<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/mongodb-verwijderveld\/\" target=\"_blank\" rel=\"noopener\">MongoDB: Hoe een veld te verwijderen<\/a><br \/> <a href=\"https:\/\/statorials.org\/nl\/aparte-rekening-van-mongodb\/\" target=\"_blank\" rel=\"noopener\">MongoDB: Hoe verschillende waarden in een veld te tellen<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>U kunt de volgende methoden gebruiken om de naam van velden in MongoDB te wijzigen: Methode 1: De naam van een veld wijzigen db.collection.updateMany({}, { $rename :{&#8220; oldField &#8222;:&#8220; newField &#8222;}}, false, true) Methode 2: Hernoem meerdere velden db.collection.updateMany({}, { $rename :{&#8220; old1 &#8222;:&#8220; new1 &#8222;, &#8220; old2 &#8222;:&#8220; new2 &#8222;}}, false, true) Methode 3: [&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-2758","post","type-post","status-publish","format-standard","hentry","category-gids"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Velden hernoemen in MongoDB (3 voorbeelden) - Statorials<\/title>\n<meta name=\"description\" content=\"In deze tutorial wordt met voorbeelden uitgelegd hoe u een of meer velden in MongoDB verwijdert.\" \/>\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\/nl\/mongodb-hernoemingsveld\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Velden hernoemen in MongoDB (3 voorbeelden) - Statorials\" \/>\n<meta property=\"og:description\" content=\"In deze tutorial wordt met voorbeelden uitgelegd hoe u een of meer velden in MongoDB verwijdert.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-20T20:29:17+00:00\" \/>\n<meta name=\"author\" content=\"Dr.benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr.benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"3\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/\",\"url\":\"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/\",\"name\":\"Velden hernoemen in MongoDB (3 voorbeelden) - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/nl\/#website\"},\"datePublished\":\"2023-07-20T20:29:17+00:00\",\"dateModified\":\"2023-07-20T20:29:17+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\"},\"description\":\"In deze tutorial wordt met voorbeelden uitgelegd hoe u een of meer velden in MongoDB verwijdert.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/nl\/mongodb-hernoemingsveld\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Thuis\",\"item\":\"https:\/\/statorials.org\/nl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Velden hernoemen in mongodb (3 voorbeelden)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/nl\/#website\",\"url\":\"https:\/\/statorials.org\/nl\/\",\"name\":\"Statorials\",\"description\":\"Uw gids voor statistische competentie\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/nl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"de\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\",\"name\":\"Dr.benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr.benjamin anderson\"},\"description\":\"Ik ben Benjamin, een gepensioneerde hoogleraar statistiek die nu een toegewijde Statorials-lesgever is. 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