{"id":478918,"date":"2023-08-09T09:40:22","date_gmt":"2023-08-09T09:40:22","guid":{"rendered":""},"modified":"2023-09-05T11:17:48","modified_gmt":"2023-09-05T11:17:48","slug":"semi-structured-data","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/vn\/wiki\/semi-structured-data\/","title":{"rendered":"D\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac"},"content":{"rendered":"<p>Th\u00f4ng tin t\u00f3m t\u1eaft v\u1ec1 D\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac<\/p>\n<p>D\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac l\u00e0 lo\u1ea1i d\u1eef li\u1ec7u kh\u00f4ng tu\u00e2n theo c\u1ea5u tr\u00fac c\u1ee9ng nh\u1eafc \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c m\u00f4 h\u00ecnh d\u1eef li\u1ec7u nh\u01b0 c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 nh\u01b0ng c\u00f3 ch\u1ee9a c\u00e1c th\u1ebb ho\u1eb7c c\u00e1c \u0111i\u1ec3m \u0111\u00e1nh d\u1ea5u kh\u00e1c \u0111\u1ec3 ph\u00e2n t\u00e1ch c\u00e1c th\u00e0nh ph\u1ea7n v\u00e0 th\u1ef1c thi h\u1ec7 th\u1ed1ng ph\u00e2n c\u1ea5p. Lo\u1ea1i d\u1eef li\u1ec7u n\u00e0y n\u1eb1m gi\u1eefa d\u1eef li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac, tu\u00e2n theo m\u1ed9t l\u01b0\u1ee3c \u0111\u1ed3 c\u1ee5 th\u1ec3 v\u00e0 d\u1eef li\u1ec7u phi c\u1ea5u tr\u00fac, thi\u1ebfu \u0111\u1ecbnh d\u1ea1ng c\u1ee5 th\u1ec3.<\/p>\n<h2>L\u1ecbch s\u1eed ngu\u1ed3n g\u1ed1c c\u1ee7a d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac v\u00e0 s\u1ef1 \u0111\u1ec1 c\u1eadp \u0111\u1ea7u ti\u00ean v\u1ec1 n\u00f3<\/h2>\n<p>Kh\u00e1i ni\u1ec7m d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac xu\u1ea5t hi\u1ec7n v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1990 nh\u01b0 m\u1ed9t c\u00e1ch \u0111\u1ec3 m\u00f4 t\u1ea3 d\u1eef li\u1ec7u kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u truy\u1ec1n th\u1ed1ng. Peter Buneman th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 ng\u01b0\u1eddi \u0111i ti\u00ean phong trong kh\u00e1i ni\u1ec7m n\u00e0y trong nghi\u00ean c\u1ee9u v\u1ec1 l\u00fd thuy\u1ebft c\u01a1 s\u1edf d\u1eef li\u1ec7u. S\u1ef1 ra \u0111\u1eddi c\u1ee7a XML (Ng\u00f4n ng\u1eef \u0111\u00e1nh d\u1ea5u m\u1edf r\u1ed9ng) \u0111\u00e3 t\u1ea1o ra m\u1ed9t \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac, cho ph\u00e9p linh ho\u1ea1t h\u01a1n trong vi\u1ec7c bi\u1ec3u di\u1ec5n v\u00e0 thao t\u00e1c d\u1eef li\u1ec7u.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac: M\u1edf r\u1ed9ng ch\u1ee7 \u0111\u1ec1<\/h2>\n<p>D\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi t\u00ednh kh\u00f4ng c\u1ee9ng nh\u1eafc v\u00e0 linh ho\u1ea1t, cho ph\u00e9p th\u00edch \u1ee9ng d\u1ec5 d\u00e0ng h\u01a1n v\u1edbi nh\u1eefng thay \u0111\u1ed5i trong m\u00f4 h\u00ecnh d\u1eef li\u1ec7u. Nh\u1eefng v\u00ed d\u1ee5 bao g\u1ed3m:<\/p>\n<ul>\n<li>T\u1ec7p XML<\/li>\n<li>JSON (K\u00fd hi\u1ec7u \u0111\u1ed1i t\u01b0\u1ee3ng JavaScript)<\/li>\n<li>EDI (Trao \u0111\u1ed5i d\u1eef li\u1ec7u \u0111i\u1ec7n t\u1eed)<\/li>\n<\/ul>\n<p>T\u00ednh linh ho\u1ea1t n\u00e0y \u0111\u00e3 khi\u1ebfn d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau, t\u1eeb ph\u00e1t tri\u1ec3n web \u0111\u1ebfn nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/p>\n<h2>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac: C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac<\/h2>\n<p>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Th\u1ebb ho\u1eb7c \u0110i\u1ec3m \u0111\u00e1nh d\u1ea5u:<\/strong> \u0110\u1ec3 t\u00e1ch c\u00e1c ph\u1ea7n t\u1eed kh\u00e1c nhau v\u00e0 t\u1ea1o h\u1ec7 th\u1ed1ng ph\u00e2n c\u1ea5p.<\/li>\n<li><strong>D\u1eef li\u1ec7u l\u1ed3ng nhau:<\/strong> M\u1ed1i quan h\u1ec7 ph\u00e2n c\u1ea5p gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n d\u1eef li\u1ec7u.<\/li>\n<li><strong>L\u01b0\u1ee3c \u0111\u1ed3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh l\u1ecfng l\u1ebbo:<\/strong> Thi\u1ebfu m\u1ed9t l\u01b0\u1ee3c \u0111\u1ed3 c\u1ed1 \u0111\u1ecbnh cho ph\u00e9p bi\u1ec3u di\u1ec5n d\u1eef li\u1ec7u \u0111a d\u1ea1ng.<\/li>\n<\/ul>\n<p>V\u00ed d\u1ee5: t\u1ec7p JSON c\u00f3 th\u1ec3 bi\u1ec3u th\u1ecb d\u1eef li\u1ec7u theo c\u1eb7p kh\u00f3a-gi\u00e1 tr\u1ecb l\u1ed3ng nhau, cho ph\u00e9p c\u1ea5u tr\u00fac d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p v\u00e0 \u0111a d\u1ea1ng m\u00e0 kh\u00f4ng y\u00eau c\u1ea7u l\u01b0\u1ee3c \u0111\u1ed3 c\u1ed1 \u0111\u1ecbnh.<\/p>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac<\/h2>\n<p>D\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac s\u1edf h\u1eefu c\u00e1c t\u00ednh n\u0103ng ch\u00ednh l\u00e0m cho n\u00f3 kh\u00e1c bi\u1ec7t v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb:<\/p>\n<ul>\n<li><strong>Uy\u1ec3n chuy\u1ec3n:<\/strong> Th\u00edch \u1ee9ng v\u1edbi c\u00e1c m\u00f4 h\u00ecnh d\u1eef li\u1ec7u kh\u00e1c nhau.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng \u0111\u1ecdc c\u1ee7a con ng\u01b0\u1eddi:<\/strong> D\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch b\u1edfi c\u1ea3 m\u00e1y m\u00f3c v\u00e0 con ng\u01b0\u1eddi.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng:<\/strong> Ch\u1ee9a k\u00edch th\u01b0\u1edbc d\u1eef li\u1ec7u kh\u00e1c nhau v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>H\u1ed9i nh\u1eadp:<\/strong> T\u1ea1o \u0111i\u1ec1u ki\u1ec7n cho vi\u1ec7c h\u1ee3p nh\u1ea5t d\u1eef li\u1ec7u t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac<\/h2>\n<p>Nhi\u1ec1u lo\u1ea1i d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>XML<\/td>\n<td>S\u1eed d\u1ee5ng th\u1ebb \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00e0nh ph\u1ea7n v\u00e0 thu\u1ed9c t\u00ednh<\/td>\n<\/tr>\n<tr>\n<td>JSON<\/td>\n<td>S\u1eed d\u1ee5ng \u0111\u1ecbnh d\u1ea1ng c\u1eb7p kh\u00f3a-gi\u00e1 tr\u1ecb<\/td>\n<\/tr>\n<tr>\n<td>EDI<\/td>\n<td>M\u1ed9t ti\u00eau chu\u1ea9n trao \u0111\u1ed5i d\u1eef li\u1ec7u kinh doanh \u0111i\u1ec7n t\u1eed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1c c\u00e1ch s\u1eed d\u1ee5ng d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac, c\u00e1c v\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p c\u1ee7a ch\u00fang<\/h2>\n<p>C\u00e1ch s\u1eed d\u1ee5ng:<\/p>\n<ul>\n<li>Trao \u0111\u1ed5i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c \u1ee9ng d\u1ee5ng<\/li>\n<li>C\u1ea5u h\u00ecnh v\u00e0 c\u00e0i \u0111\u1eb7t<\/li>\n<li>Ph\u00e2n t\u00edch d\u1eef li\u1ec7u v\u00e0 tr\u1ef1c quan h\u00f3a<\/li>\n<\/ul>\n<p>V\u1ea5n \u0111\u1ec1 v\u00e0 gi\u1ea3i ph\u00e1p:<\/p>\n<ul>\n<li><strong>V\u1ea5n \u0111\u1ec1:<\/strong> S\u1ef1 ph\u1ee9c t\u1ea1p trong truy v\u1ea5n.<br \/>\n<strong>Gi\u1ea3i ph\u00e1p:<\/strong> S\u1eed d\u1ee5ng c\u00e1c ng\u00f4n ng\u1eef truy v\u1ea5n c\u1ee5 th\u1ec3 nh\u01b0 XPath cho XML.<\/li>\n<li><strong>V\u1ea5n \u0111\u1ec1:<\/strong> T\u00edch h\u1ee3p v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac.<br \/>\n<strong>Gi\u1ea3i ph\u00e1p:<\/strong> S\u1eed d\u1ee5ng c\u00e1c quy tr\u00ecnh ETL (Tr\u00edch xu\u1ea5t, Chuy\u1ec3n \u0111\u1ed5i, T\u1ea3i).<\/li>\n<\/ul>\n<h2>C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh v\u1edbi c\u00e1c thu\u1eadt ng\u1eef t\u01b0\u01a1ng t\u1ef1<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0111\u1eb7c tr\u01b0ng<\/th>\n<th>D\u1eef li\u1ec7u c\u00f3 c\u1ea5u tr\u00fac<\/th>\n<th>D\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac<\/th>\n<th>D\u1eef li\u1ec7u phi c\u1ea5u tr\u00fac<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>L\u01b0\u1ee3c \u0111\u1ed3<\/td>\n<td>\u0111\u00e3 s\u1eeda<\/td>\n<td>Linh ho\u1ea1t<\/td>\n<td>Kh\u00f4ng c\u00f3<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng \u0111\u1ecdc<\/td>\n<td>M\u00e1y m\u00f3c<\/td>\n<td>Con Ng\u01b0\u1eddi &amp; M\u00e1y M\u00f3c<\/td>\n<td>Nh\u00e2n lo\u1ea1i<\/td>\n<\/tr>\n<tr>\n<td>Kh\u1ea3 n\u0103ng truy v\u1ea5n<\/td>\n<td>Cao<\/td>\n<td>V\u1eeba ph\u1ea3i<\/td>\n<td>Th\u1ea5p<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 c\u1ee7a t\u01b0\u01a1ng lai li\u00ean quan \u0111\u1ebfn d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac<\/h2>\n<p>T\u01b0\u01a1ng lai c\u1ee7a d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac n\u1eb1m \u1edf kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch n\u00e2ng cao, tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u do AI \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00e1c k\u1ef9 thu\u1eadt t\u00edch h\u1ee3p \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn, m\u1edf \u0111\u01b0\u1eddng cho vi\u1ec7c x\u1eed l\u00fd d\u1eef li\u1ec7u th\u00f4ng minh v\u00e0 th\u00edch \u1ee9ng h\u01a1n.<\/p>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng ho\u1eb7c li\u00ean k\u1ebft m\u00e1y ch\u1ee7 proxy v\u1edbi d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac<\/h2>\n<p>C\u00e1c m\u00e1y ch\u1ee7 proxy gi\u1ed1ng nh\u01b0 c\u00e1c m\u00e1y ch\u1ee7 do OneProxy cung c\u1ea5p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 v\u1edbi d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong vi\u1ec7c qu\u00e9t web ho\u1eb7c truy c\u1eadp API. B\u1eb1ng c\u00e1ch \u0111\u1ea3m b\u1ea3o t\u00ednh \u1ea9n danh v\u00e0 b\u1ecf qua c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 \u0111\u1ecba l\u00fd, m\u00e1y ch\u1ee7 OneProxy cho ph\u00e9p t\u00edch h\u1ee3p v\u00e0 thao t\u00e1c li\u1ec1n m\u1ea1ch d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac tr\u00ean nhi\u1ec1u mi\u1ec1n kh\u00e1c nhau.<\/p>\n<h2>Li\u00ean k\u1ebft li\u00ean quan<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.w3.org\/XML\/\" target=\"_new\" rel=\"noopener nofollow\">\u0110\u1eb7c t\u1ea3 XML c\u1ee7a W3C<\/a><\/li>\n<li><a href=\"https:\/\/www.json.org\/\" target=\"_new\" rel=\"noopener nofollow\">JSON.org<\/a><\/li>\n<li><a href=\"https:\/\/www.edibasics.com\/\" target=\"_new\" rel=\"noopener nofollow\">Kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n v\u1ec1 EDI<\/a><\/li>\n<\/ul>\n<p>Nh\u1eefng t\u00e0i nguy\u00ean n\u00e0y cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft to\u00e0n di\u1ec7n v\u1ec1 d\u1eef li\u1ec7u b\u00e1n c\u1ea5u tr\u00fac, c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 li\u00ean quan.<\/p>","protected":false},"featured_media":470455,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-478918","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Semi-Structured Data: A Comprehensive Overview<\/mark>","faq_items":[{"question":"What is Semi-Structured Data?","answer":"<p>Semi-structured data is a type of data that falls between structured and unstructured data. It does not conform to the rigid structure of data models like relational databases but does contain tags or markers to separate elements and enforce hierarchies, offering flexibility in data representation.<\/p>"},{"question":"What was the first mention of Semi-Structured Data?","answer":"<p>The concept of semi-structured data emerged in the late 1990s. Peter Buneman is often credited with pioneering the idea, and the advent of XML gave rise to a practical application of semi-structured data.<\/p>"},{"question":"What are some common examples of Semi-Structured Data?","answer":"<p>Common examples of semi-structured data include XML files, JSON (JavaScript Object Notation), and EDI (Electronic Data Interchange). These formats allow for flexibility and can represent complex relationships between data elements.<\/p>"},{"question":"How does Semi-Structured Data work internally?","answer":"<p>The internal structure of semi-structured data consists of tags or markers that separate different elements, nested data to create hierarchies, and a loosely defined schema. This structure allows for diverse data representation without requiring a fixed schema.<\/p>"},{"question":"What are the key features of Semi-Structured Data?","answer":"<p>The key features of semi-structured data include its flexibility, human readability, scalability, and integration capabilities. It's adaptable to various data models and can be easily interpreted by both machines and humans.<\/p>"},{"question":"How can I classify different types of Semi-Structured Data?","answer":"<p>Semi-structured data can be classified into types like XML, which uses tags; JSON, which employs key-value pairs; and EDI, which is a standard for electronic business data exchange.<\/p>"},{"question":"What are the ways to use Semi-Structured Data, and what problems might arise?","answer":"<p>Semi-structured data is used in data interchange between applications, configurations, settings, analysis, and visualization. Problems might include complexity in querying and integration with structured databases. Solutions include using specific query languages and ETL (Extract, Transform, Load) processes.<\/p>"},{"question":"How does Semi-Structured Data compare to Structured and Unstructured Data?","answer":"<p>Semi-structured data is flexible in its schema, readable by humans and machines, and has moderate query capability. In contrast, structured data has a fixed schema and is mainly machine-readable, while unstructured data has no schema and is human-readable.<\/p>"},{"question":"What future technologies are related to Semi-Structured Data?","answer":"<p>The future of semi-structured data involves enhanced analytics, AI-driven data extraction, and improved integration techniques. These advancements are paving the way for adaptive and intelligent data handling.<\/p>"},{"question":"How can proxy servers like OneProxy be used with Semi-Structured Data?","answer":"<p>Proxy servers like those provided by OneProxy can be utilized to interact securely and efficiently with semi-structured data, especially in web scraping or API access. They ensure anonymity and bypass geographical restrictions, allowing seamless integration of semi-structured data across various domains.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478918","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/wiki\/478918\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media\/470455"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/vn\/wp-json\/wp\/v2\/media?parent=478918"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}