{"id":33048,"date":"2023-02-04T01:51:45","date_gmt":"2023-02-03T20:21:45","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-patriciatrie-or-hashmap-which-is-best-to-store-large-amount-of-data-in-session\/"},"modified":"2023-02-04T01:51:45","modified_gmt":"2023-02-03T20:21:45","slug":"solved-patriciatrie-or-hashmap-which-is-best-to-store-large-amount-of-data-in-session","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-patriciatrie-or-hashmap-which-is-best-to-store-large-amount-of-data-in-session\/","title":{"rendered":"[Solved] PatriciaTrie or HashMap which is best to store large amount of data in session"},"content":{"rendered":"<p> [ad_1]<br \/>\n<\/p>\n<div id=\"answer-40178901\" class=\"answer js-answer accepted-answer js-accepted-answer\" data-answerid=\"40178901\" data-parentid=\"40168695\" data-score=\"0\" data-position-on-page=\"1\" data-highest-scored=\"1\" data-question-has-accepted-highest-score=\"1\" itemprop=\"acceptedAnswer\" itemscope itemtype=\"https:\/\/schema.org\/Answer\">\n<div class=\"post-layout\">\n<div class=\"votecell post-layout--left\"><\/div>\n<div class=\"answercell post-layout--right\">\n<div class=\"s-prose js-post-body\" itemprop=\"text\">\n<blockquote>\n<p>Currently I am looking for best replacement of HashMap becuase of memory overhead and I need faster update and retrieval of data.<\/p>\n<\/blockquote>\n<p>I don&#8217;t know if a <code>Trie<\/code> will give you a smaller memory overhead than a <code>HashMap<\/code>.  It depends on the size and distribution of the keys, and on how you implement the Trie.  The same probably goes for speed of lookup and update.<\/p>\n<p>I think you will need to try (no pun intended) both alternatives and <strong>measure<\/strong> the performance &#8230; with datasets that are <strong>representative<\/strong> of your actual data.<\/p>\n<p>The other point (which you seem to have misunderstood) is whether you plan to exploit the Trie-specific methods in the API; e.g. <code>ceiling<\/code>, <code>floor<\/code>, <code>headMap<\/code>, <code>tailMap<\/code>, <code>first<\/code>, <code>last<\/code>, etcetera.  If you do, then you need to use a Trie &#8230; or some other kind of navigable map API.  You can&#8217;t do such things efficiently using a <code>HashMap<\/code>.<\/p>\n<\/p><\/div>\n<div class=\"mt24\"><\/div>\n<\/div>\n<p>            <span class=\"d-none\" itemprop=\"commentCount\"><\/span> <\/p><\/div>\n<\/div>\n<p>[ad_2]<\/p>\n<p>solved PatriciaTrie or HashMap which is best to store large amount of data in session <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[ad_1] Currently I am looking for best replacement of HashMap becuase of memory overhead and I need faster update and retrieval of data. I don&#8217;t know if a Trie will give you a smaller memory overhead than a HashMap. It depends on the size and distribution of the keys, and on how you implement the &#8230; <a title=\"[Solved] PatriciaTrie or HashMap which is best to store large amount of data in session\" class=\"read-more\" href=\"https:\/\/jassweb.com\/solved\/solved-patriciatrie-or-hashmap-which-is-best-to-store-large-amount-of-data-in-session\/\" aria-label=\"More on [Solved] PatriciaTrie or HashMap which is best to store large amount of data in session\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[1616,323],"class_list":["post-33048","post","type-post","status-publish","format-standard","hentry","category-solved","tag-collections","tag-java"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>[Solved] PatriciaTrie or HashMap which is best to store large amount of data in session - JassWeb<\/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:\/\/jassweb.com\/solved\/solved-patriciatrie-or-hashmap-which-is-best-to-store-large-amount-of-data-in-session\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] PatriciaTrie or HashMap which is best to store large amount of data in session - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] Currently I am looking for best replacement of HashMap becuase of memory overhead and I need faster update and retrieval of data. 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