{"id":1134,"date":"2024-04-24T15:07:50","date_gmt":"2024-04-24T15:07:50","guid":{"rendered":"https:\/\/learnlearn.uk\/ibcs\/?page_id=1134"},"modified":"2024-04-24T15:11:31","modified_gmt":"2024-04-24T15:11:31","slug":"1134-2","status":"publish","type":"page","link":"https:\/\/learnlearn.uk\/ibcs\/1134-2\/","title":{"rendered":"Full, Incremental &#038; Differential Backups"},"content":{"rendered":"<div class=\"responsive-tabs\">\n<h2 class=\"tabtitle\">Full Backup<\/h2>\n<div class=\"tabcontent\">\n\n<h2>Full Backup<\/h2>\n<p><a href=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/Full-backup.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright wp-image-1135 size-medium\" src=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/Full-backup-300x134.png?_t=1713971464\" alt=\"\" width=\"300\" height=\"134\" srcset=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/Full-backup-300x134.png 300w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/Full-backup-1024x457.png 1024w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/Full-backup-768x343.png 768w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/Full-backup.png 1121w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>A full backup involves copying all selected data at a specific point in time. It creates a complete replica of the entire dataset.<\/p>\n<p>Typically performed periodically (e.g., weekly) to create a baseline backup.<\/p>\n<h3>Restoring Full Backups<\/h3>\n<p>Restoring full backups is simple. You need only choose the date of backup that you wish to restore from and use that file.<\/p>\n<h3>Pros &amp; Cons for Full Backups<\/h3>\n<h4 class=\"\">Advantages<\/h4>\n<ul>\n<li>Simple and straightforward.<\/li>\n<li>Restoration is fast since all data is in one place.<\/li>\n<\/ul>\n<h4 class=\"\">Disadvantages<\/h4>\n<ul>\n<li>Consumes more storage space compared to other types.<\/li>\n<li>Takes longer to complete the backup process.<\/li>\n<\/ul>\n\n<\/div><h2 class=\"tabtitle\">Incremental Backup<\/h2>\n<div class=\"tabcontent\">\n\n<h2>Incremental Backup<\/h2>\n<p><a href=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/incremental-backup.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright wp-image-1136 size-medium\" src=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/incremental-backup-300x151.png?_t=1713971473\" alt=\"\" width=\"300\" height=\"151\" srcset=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/incremental-backup-300x151.png 300w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/incremental-backup-1024x516.png 1024w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/incremental-backup-768x387.png 768w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/incremental-backup.png 1153w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>An incremental backup captures only the changes made since the last backup, whether it was a full or incremental backup. It saves storage space by not duplicating unchanged data.<\/p>\n<p>Often performed daily to capture daily changes without creating a complete copy each time.<\/p>\n<h3>Restoring from Incremental Backup<\/h3>\n<p>Restoring from an incremental backup requires the full backup plus all of the individual backups between then last full backup and the day your want to restore from.<\/p>\n<p>If any of the backups are corrupted then you cannot restore from that point or beyond.<\/p>\n<h3>Pros &amp; Cons of Incremental Backups<\/h3>\n<h4 class=\"\">Advantages<\/h4>\n<ul>\n<li>Requires less storage space compared to full backups.<\/li>\n<li>Faster backup process as only changes are transferred.<\/li>\n<\/ul>\n<h4 class=\"\">Disadvantages<\/h4>\n<ul>\n<li>Restoration may be slower, as it requires the most recent full backup plus all subsequent incremental backups.<\/li>\n<li>If one incremental backup is corrupted, the entire chain from that point forward may be affected.<\/li>\n<\/ul>\n\n<\/div><h2 class=\"tabtitle\">Differential Backup<\/h2>\n<div class=\"tabcontent\">\n\n<h2>Differential Backup<\/h2>\n<p><a href=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/differential-backup.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright wp-image-1137 size-medium\" src=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/differential-backup-300x147.png?_t=1713971481\" alt=\"\" width=\"300\" height=\"147\" srcset=\"https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/differential-backup-300x147.png 300w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/differential-backup-1024x501.png 1024w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/differential-backup-768x376.png 768w, https:\/\/learnlearn.uk\/ibcs\/wp-content\/uploads\/sites\/25\/2024\/04\/differential-backup.png 1199w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>A differential backup captures all changes made since the last full backup. Unlike incremental backups, it doesn&#8217;t rely on the previous differential backups; each differential backup contains all changes since the last full backup.<\/p>\n<p>Useful for situations where daily differential backups are more manageable than daily full backups.<\/p>\n<h3>Restoring Differential Backups<\/h3>\n<p>Restoring from a differential backup requires the full backup plus the latest good backup.<\/p>\n<p>If the latest backup is corrupted or otherwise unusable then the previous day&#8217;s backup can be used.<\/p>\n<p>&nbsp;<\/p>\n<h3>Pros and Cons of Differential Backups<\/h3>\n<h4 class=\"\">Advantages<\/h4>\n<ul>\n<li>Faster restoration compared to incremental backups, as it only requires the last full backup and the most recent differential backup.<\/li>\n<li>Takes up more space than incremental backups but less than full backups.<\/li>\n<\/ul>\n<h4 class=\"\">Disadvantages<\/h4>\n<ul>\n<li>Consumes more storage space than incremental backups.<\/li>\n<li>Over time, the size of the differential backup may approach that of a full backup.<\/li>\n<\/ul>\n\n<\/div><h2 class=\"tabtitle\">Resources<\/h2>\n<div class=\"tabcontent\">\n\n<p>Teacher Resources<\/p>\n<p><a href=\"https:\/\/docs.google.com\/presentation\/d\/1T1S-T7BXJmL8PETzcPe0W0oomSIL3AhrdaB2ylYUbnY\/edit?usp=sharing\">Teacher Presentation<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Full Backup A full backup involves copying all selected data at a specific point in time. It creates a complete replica of the entire dataset. Typically performed periodically (e.g., weekly) to create a baseline backup. Restoring Full Backups Restoring full backups is simple. You need only choose the date of backup that you wish to&hellip;&nbsp;<a href=\"https:\/\/learnlearn.uk\/ibcs\/1134-2\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Full, Incremental &#038; Differential Backups<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"off","neve_meta_content_width":100,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Full, Incremental &#038; Differential Backups - IB Computer Science<\/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:\/\/learnlearn.uk\/ibcs\/1134-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Full, Incremental &#038; Differential Backups - IB Computer Science\" \/>\n<meta property=\"og:description\" content=\"Full Backup A full backup involves copying all selected data at a specific point in time. 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