{"id":111728,"date":"2021-03-05T16:27:52","date_gmt":"2021-03-05T10:57:52","guid":{"rendered":"https:\/\/www.vskills.in\/certification\/tutorial\/?page_id=111728"},"modified":"2024-04-12T14:31:34","modified_gmt":"2024-04-12T09:01:34","slug":"introduction-117","status":"publish","type":"page","link":"https:\/\/www.vskills.in\/certification\/tutorial\/introduction-117\/","title":{"rendered":"Introduction"},"content":{"rendered":"\n<h4 class=\"wp-block-heading\"><strong>Introduction<\/strong><\/h4>\n\n\n\n<p>Database operations are either data modification or query, as<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Query \u2013 In MongoDB a query targets a specific collection of documents. Queries specify criteria, or conditions, that identify the documents that MongoDB returns to the clients. A query may include a projection that specifies the fields from the matching documents to return. You can optionally modify queries to impose limits, skips, and sort orders.<\/li>\n\n\n\n<li>Data Modification \u2013 Data modification refers to operations that create, update, or delete data. In MongoDB, these operations modify the data of a single collection. For the update and delete operations, you can specify the criteria to select the documents to update or remove.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Apply for MongoDB Certification Now!!<\/h3>\n\n\n\n<p><a href=\"https:\/\/www.vskills.in\/certification\/databases\/mongodb-server-administrator\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.vskills.in\/certification\/databases\/mongodb-server-administrator<\/a><\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/www.vskills.in\/certification\/tutorial\/certified-mongodb-professional\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Back to Tutorial<\/strong><\/a><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Introduction Database operations are either data modification or query, as Apply for MongoDB Certification Now!! https:\/\/www.vskills.in\/certification\/databases\/mongodb-server-administrator Back to Tutorial<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[73],"tags":[],"class_list":["post-111728","page","type-page","status-publish","hentry","category-mongodb"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Introduction - Tutorial<\/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:\/\/www.vskills.in\/certification\/tutorial\/introduction-117\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction - Tutorial\" \/>\n<meta property=\"og:description\" content=\"Introduction Database operations are either data modification or query, as Apply for MongoDB Certification Now!! 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