{"id":1096,"date":"2026-04-11T06:54:44","date_gmt":"2026-04-10T22:54:44","guid":{"rendered":"https:\/\/flavorfiesta.foodiesconnect.net\/vn\/how-to-read-and-create-composite-structure-diagrams\/"},"modified":"2026-04-11T06:54:44","modified_gmt":"2026-04-10T22:54:44","slug":"how-to-read-and-create-composite-structure-diagrams","status":"publish","type":"post","link":"https:\/\/flavorfiesta.foodiesconnect.net\/vn\/how-to-read-and-create-composite-structure-diagrams\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ecdc v\u00e0 t\u1ea1o s\u01a1 \u0111\u1ed3 c\u1ea5u tr\u00fac h\u1ee3p th\u00e0nh m\u00e0 kh\u00f4ng c\u1ea7n kinh nghi\u1ec7m tr\u01b0\u1edbc"},"content":{"rendered":"<p>Ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o giao ti\u1ebfp tr\u1ef1c quan. Khi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 c\u00e1c b\u00ean li\u00ean quan c\u1ea7n hi\u1ec3u c\u00e1ch m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u00ean trong, <strong>S\u01a1 \u0111\u1ed3 c\u1ea5u tr\u00fac h\u1ee3p th\u00e0nh<\/strong> cung c\u1ea5p s\u1ef1 r\u00f5 r\u00e0ng c\u1ea7n thi\u1ebft. Nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y th\u1ec3 hi\u1ec7n c\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a m\u1ed9t l\u1edbp ho\u1eb7c th\u00e0nh ph\u1ea7n, ti\u1ebft l\u1ed9 c\u00e1c b\u1ed9 ph\u1eadn t\u1ea1o n\u00ean to\u00e0n b\u1ed9. B\u1ea1n kh\u00f4ng c\u1ea7n c\u00f4ng c\u1ee5 chuy\u00ean d\u1ee5ng hay nhi\u1ec1u n\u0103m \u0111\u00e0o t\u1ea1o \u0111\u1ec3 b\u1eaft \u0111\u1ea7u l\u00e0m vi\u1ec7c v\u1edbi ch\u00fang.<\/p>\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd d\u1eabn b\u1ea1n qua c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n, k\u00fd hi\u1ec7u v\u00e0 quy tr\u00ecnh t\u1ea1o d\u1ef1ng. Ch\u00fang t\u00f4i s\u1ebd ph\u00e2n t\u00edch c\u00fa ph\u00e1p v\u00e0 cung c\u1ea5p c\u00e1c b\u01b0\u1edbc th\u1ef1c t\u1ebf \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a c\u1ea5u tr\u00fac h\u1ec7 th\u1ed1ng c\u1ee7a ch\u00ednh b\u1ea1n. \u0110\u1ebfn cu\u1ed1i h\u01b0\u1edbng d\u1eabn, b\u1ea1n s\u1ebd hi\u1ec3u c\u00e1ch tr\u1ef1c quan h\u00f3a m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c b\u1ed9 ph\u1eadn v\u00e0 vai tr\u00f2 b\u00ean trong m\u1ed9t \u0111\u01a1n v\u1ecb h\u1ee3p th\u00e0nh.<\/p>\n<figure class=\"wp-block-image aligncenter\"><img alt=\"Line art infographic teaching how to read and create Composite Structure Diagrams in software architecture, featuring core components (composite class, parts, roles, connectors, ports, interfaces), notation legend, four-step creation process with PaymentSystem example, common structural patterns (container, pipeline, hub-and-spoke, layered), comparison table with class diagrams, and best practices tips, all in clean 16:9 minimalist technical illustration style.\" decoding=\"async\" src=\"https:\/\/flavorfiesta.foodiesconnect.net\/wp-content\/uploads\/2026\/04\/composite-structure-diagrams-guide-infographic-line-art.jpg\"\/><\/figure>\n<h2>\ud83e\udde9 Hi\u1ec3u c\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i<\/h2>\n<p>Tr\u01b0\u1edbc khi v\u1ebd c\u00e1c \u0111\u01b0\u1eddng v\u00e0 h\u00ecnh h\u1ed9p, b\u1ea1n ph\u1ea3i hi\u1ec3u t\u1eeb v\u1ef1ng c\u1ee7a s\u01a1 \u0111\u1ed3. S\u01a1 \u0111\u1ed3 c\u1ea5u tr\u00fac h\u1ee3p th\u00e0nh t\u1eadp trung v\u00e0o s\u1ef1 k\u1ebft h\u1ee3p b\u00ean trong c\u1ee7a m\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i. N\u00f3 chia nh\u1ecf m\u1ed9t th\u1ef1c th\u1ec3 ph\u1ee9c t\u1ea1p th\u00e0nh c\u00e1c \u0111\u01a1n v\u1ecb nh\u1ecf h\u01a1n, d\u1ec5 qu\u1ea3n l\u00fd.<\/p>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu b\u1ea1n s\u1ebd g\u1eb7p:<\/p>\n<ul>\n<li><strong>L\u1edbp h\u1ee3p th\u00e0nh:<\/strong> L\u00e0 h\u1ed9p ch\u1ee9a ch\u00ednh ho\u1eb7c &#8216;to\u00e0n b\u1ed9&#8217; \u0111ang \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3. \u0110\u00e2y l\u00e0 h\u00ecnh h\u1ed9p b\u00ean ngo\u00e0i ch\u1ee9a t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c.<\/li>\n<li><strong>C\u00e1c b\u1ed9 ph\u1eadn:<\/strong> \u0110\u00e2y l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong. Ch\u00fang \u0111\u1ea1i di\u1ec7n cho nh\u1eefng m\u1ea3nh gh\u00e9p t\u1ea1o n\u00ean l\u1edbp h\u1ee3p th\u00e0nh.<\/li>\n<li><strong>Vai tr\u00f2:<\/strong> M\u1ed9t b\u1ed9 ph\u1eadn \u0111\u00f3ng m\u1ed9t vai tr\u00f2 c\u1ee5 th\u1ec3 trong c\u1ea5u tr\u00fac h\u1ee3p th\u00e0nh. C\u00f9ng m\u1ed9t b\u1ed9 ph\u1eadn c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 kh\u00e1c nhau trong c\u00e1c ng\u1eef c\u1ea3nh kh\u00e1c nhau.<\/li>\n<li><strong>C\u00e1c k\u1ebft n\u1ed1i:<\/strong> C\u00e1c \u0111\u01b0\u1eddng n\u1ed1i c\u00e1c b\u1ed9 ph\u1eadn v\u1edbi nhau, cho th\u1ea5y c\u00e1ch d\u1eef li\u1ec7u ho\u1eb7c \u0111i\u1ec1u khi\u1ec3n ch\u1ea3y gi\u1eefa ch\u00fang.<\/li>\n<li><strong>C\u1ed5ng:<\/strong> \u0110\u00e2y l\u00e0 c\u00e1c \u0111i\u1ec3m t\u01b0\u01a1ng t\u00e1c \u1edf m\u00e9p c\u1ee7a m\u1ed9t b\u1ed9 ph\u1eadn. Ch\u00fang x\u00e1c \u0111\u1ecbnh n\u01a1i giao ti\u1ebfp b\u00ean ngo\u00e0i \u0111i v\u00e0o ho\u1eb7c r\u1eddi kh\u1ecfi b\u1ed9 ph\u1eadn.<\/li>\n<li><strong>Giao di\u1ec7n:<\/strong> C\u00e1c h\u1ee3p \u0111\u1ed3ng \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a, x\u00e1c \u0111\u1ecbnh nh\u1eefng g\u00ec m\u1ed9t b\u1ed9 ph\u1eadn c\u00f3 th\u1ec3 l\u00e0m ho\u1eb7c c\u1ea7n t\u1eeb m\u1ed9t b\u1ed9 ph\u1eadn kh\u00e1c.<\/li>\n<\/ul>\n<p>Vi\u1ec7c tr\u1ef1c quan h\u00f3a c\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y gi\u00fap b\u1ea1n nh\u00ecn th\u1ea5y h\u1ec7 th\u1ed1ng nh\u01b0 m\u1ed9t c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p. Thay v\u00ec ch\u1ec9 nh\u00ecn v\u00e0o m\u1ed9t kh\u1ed1i m\u00e3 duy nh\u1ea5t, b\u1ea1n s\u1ebd th\u1ea5y \u0111\u01b0\u1ee3c c\u01a1 c\u1ea5u b\u00ean trong.<\/p>\n<h2>\ud83d\udd0d \u0110\u1ecdc s\u01a1 \u0111\u1ed3: K\u00fd hi\u1ec7u v\u00e0 c\u00fa ph\u00e1p<\/h2>\n<p>Hi\u1ec3u m\u1ed9t s\u01a1 \u0111\u1ed3 hi\u1ec7n c\u00f3 \u0111\u00f2i h\u1ecfi s\u1ef1 ch\u00fa \u00fd \u0111\u1ebfn chi ti\u1ebft. K\u00fd hi\u1ec7u \u0111\u01b0\u1ee3c chu\u1ea9n h\u00f3a, nh\u01b0ng vi\u1ec7c hi\u1ec3u b\u1ed1 c\u1ee5c c\u1ee5 th\u1ec3 l\u00e0 ch\u00eca kh\u00f3a. Khi b\u1ea1n nh\u00ecn v\u00e0o m\u1ed9t s\u01a1 \u0111\u1ed3 c\u1ea5u tr\u00fac h\u1ee3p th\u00e0nh, b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm d\u00e2y n\u1ed1i b\u00ean trong c\u1ee7a m\u1ed9t l\u1edbp.<\/p>\n<p>H\u00e3y xem x\u00e9t ph\u00e2n t\u00edch sau \u0111\u00e2y v\u1ec1 c\u00e1c k\u00fd hi\u1ec7u chu\u1ea9n:<\/p>\n<table border=\"1\" style=\"width: 100%; border-collapse: collapse;\">\n<tr>\n<th style=\"background-color: #f2f2f2;\">K\u00fd hi\u1ec7u<\/th>\n<th style=\"background-color: #f2f2f2;\">\u00dd ngh\u0129a<\/th>\n<\/tr>\n<tr>\n<td>H\u00ecnh h\u1ed9p c\u00f3 \u0111\u01b0\u1eddng k\u00e9p<\/td>\n<td>\u0110\u1ea1i di\u1ec7n cho l\u1edbp h\u1ee3p th\u00e0nh (to\u00e0n b\u1ed9)<\/td>\n<\/tr>\n<tr>\n<td>H\u00ecnh h\u1ed9p nh\u1ecf b\u00ean trong<\/td>\n<td>\u0110\u1ea1i di\u1ec7n cho m\u1ed9t b\u1ed9 ph\u1eadn ho\u1eb7c th\u00e0nh ph\u1ea7n<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u01b0\u1eddng n\u1ed1i c\u00e1c b\u1ed9 ph\u1eadn<\/td>\n<td>\u0110\u1ea1i di\u1ec7n cho m\u1ed9t m\u1ed1i quan h\u1ec7 ho\u1eb7c li\u00ean k\u1ebft<\/td>\n<\/tr>\n<tr>\n<td>H\u00ecnh vu\u00f4ng nh\u1ecf tr\u00ean m\u1ed9t b\u1ed9 n\u1ed1i<\/td>\n<td>\u0110\u1ea1i di\u1ec7n cho m\u1ed9t c\u1ed5ng<\/td>\n<\/tr>\n<tr>\n<td>Giao di\u1ec7n h\u00ecnh k\u1eb9o m\u00fat<\/td>\n<td>\u0110\u1ea1i di\u1ec7n cho m\u1ed9t giao di\u1ec7n cung c\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>Giao di\u1ec7n h\u00ecnh b\u00e1n nguy\u1ec7t<\/td>\n<td>\u0110\u1ea1i di\u1ec7n cho m\u1ed9t giao di\u1ec7n y\u00eau c\u1ea7u<\/td>\n<\/tr>\n<\/table>\n<p>Khi \u0111\u1ecdc, b\u1eaft \u0111\u1ea7u t\u1eeb tr\u00ean c\u00f9ng. X\u00e1c \u0111\u1ecbnh l\u1edbp t\u1ed5ng h\u1ee3p ch\u00ednh. Sau \u0111\u00f3, theo d\u00f5i c\u00e1c b\u1ed9 ph\u1eadn b\u00ean trong n\u00f3. T\u00ecm c\u00e1c c\u1ed5ng \u0111\u1ec3 hi\u1ec3u c\u00e1c ph\u1ee5 thu\u1ed9c b\u00ean ngo\u00e0i. Ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c nh\u00e3n tr\u00ean c\u00e1c b\u1ed9 n\u1ed1i; ch\u00fang cho bi\u1ebft b\u1ea3n ch\u1ea5t c\u1ee7a m\u1ed1i quan h\u1ec7, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ef1 k\u1ebft h\u1ee3p ho\u1eb7c t\u00edch h\u1ee3p.<\/p>\n<p><strong>L\u01b0u \u00fd \u0111\u1ecdc ch\u00ednh:<\/strong><\/p>\n<ul>\n<li><strong>Ki\u1ec3m tra t\u00ednh \u0111a d\u1ea1ng:<\/strong>T\u00ecm c\u00e1c con s\u1ed1 g\u1ea7n c\u00e1c \u0111\u1ea7u n\u1ed1i. M\u1ed9t \u201c1\u201d c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t th\u1ec3 hi\u1ec7n, trong khi \u201c*\u201d c\u00f3 ngh\u0129a l\u00e0 nhi\u1ec1u. \u0110i\u1ec1u n\u00e0y x\u00e1c \u0111\u1ecbnh c\u1ea5p \u0111\u1ed9 c\u1ee7a m\u1ed1i quan h\u1ec7.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh m\u1ee9c \u0111\u1ed9 hi\u1ec3n th\u1ecb:<\/strong> C\u00e1c k\u00fd hi\u1ec7u nh\u01b0 <code>+<\/code>, <code>-<\/code>, v\u00e0 <code>#<\/code> cho th\u1ea5y c\u00e1c m\u1ee9c truy c\u1eadp c\u00f4ng khai, ri\u00eang t\u01b0 v\u00e0 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 cho c\u00e1c b\u1ed9 ph\u1eadn.<\/li>\n<li><strong>Theo d\u00f5i lu\u1ed3ng:<\/strong> Theo d\u00f5i c\u00e1c \u0111\u01b0\u1eddng t\u1eeb c\u1ed5ng n\u00e0y sang c\u1ed5ng kh\u00e1c. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y c\u00e1ch th\u00f4ng tin di chuy\u1ec3n qua c\u1ea5u tr\u00fac b\u00ean trong.<\/li>\n<\/ul>\n<h2>\ud83d\udee0 T\u1ea1o s\u01a1 \u0111\u1ed3 c\u1ee7a ri\u00eang b\u1ea1n: M\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn t\u1eebng b\u01b0\u1edbc<\/h2>\n<p>X\u00e2y d\u1ef1ng s\u01a1 \u0111\u1ed3 t\u1eeb \u0111\u1ea7u kh\u00f4ng \u0111\u00f2i h\u1ecfi ph\u1ea3i \u0111o\u00e1n m\u00f2. N\u00f3 tu\u00e2n theo quy tr\u00ecnh ph\u00e2n t\u00edch logic. B\u1ea1n b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1i nh\u00ecn t\u1ed5ng quan v\u00e0 \u0111i s\u00e2u v\u00e0o chi ti\u1ebft.<\/p>\n<h3>B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh l\u1edbp t\u1ed5ng h\u1ee3p<\/h3>\n<p>B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh th\u00e0nh ph\u1ea7n h\u1ec7 th\u1ed1ng b\u1ea1n mu\u1ed1n m\u00f4 h\u00ecnh h\u00f3a. \u0110\u00f3 c\u00f3 ph\u1ea3i l\u00e0 m\u1ed9t l\u1edbp c\u1ee5 th\u1ec3 trong c\u01a1 s\u1edf m\u00e3 c\u1ee7a b\u1ea1n kh\u00f4ng? C\u00f3 ph\u1ea3i l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng con kh\u00f4ng? Vi\u1ebft t\u00ean r\u00f5 r\u00e0ng trong h\u1ed9p ch\u00ednh. \u0110i\u1ec1u n\u00e0y x\u00e1c l\u1eadp ph\u1ea1m vi c\u1ee7a s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n.<\/p>\n<h3>B\u01b0\u1edbc 2: X\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ed9 ph\u1eadn<\/h3>\n<p>Li\u1ec7t k\u00ea c\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong c\u1ea7n thi\u1ebft \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a l\u1edbp t\u1ed5ng h\u1ee3p n\u00e0y. T\u1ef1 h\u1ecfi b\u1ea3n th\u00e2n: \u201c\u0110i\u1ec1u g\u00ec l\u00e0 nh\u1eefng m\u1ea3nh nh\u1ecf h\u01a1n m\u00e0 \u0111i\u1ec1u n\u00e0y c\u1ea7n?\u201d Nh\u1eefng th\u00e0nh ph\u1ea7n n\u00e0y c\u00f3 th\u1ec3 l\u00e0 c\u00e1c l\u1edbp kh\u00e1c, c\u00e1c module ho\u1eb7c c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ea7n c\u1ee9ng. V\u1ebd c\u00e1c h\u1ed9p cho t\u1eebng b\u1ed9 ph\u1eadn b\u00ean trong h\u1ed9p t\u1ed5ng h\u1ee3p ch\u00ednh.<\/p>\n<ul>\n<li>S\u1eed d\u1ee5ng t\u00ean m\u00f4 t\u1ea3 \u0111\u1ec3 r\u00f5 r\u00e0ng h\u01a1n.<\/li>\n<li>Gom c\u00e1c b\u1ed9 ph\u1eadn li\u00ean quan l\u1ea1i v\u1edbi nhau v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c n\u1ebfu c\u00f3 th\u1ec3.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o m\u1ed7i ph\u1ea7n \u0111\u1ec1u c\u00f3 m\u1ee5c \u0111\u00edch trong to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n<h3>B\u01b0\u1edbc 3: Thi\u1ebft l\u1eadp k\u1ebft n\u1ed1i<\/h3>\n<p>V\u1ebd c\u00e1c \u0111\u01b0\u1eddng n\u1ed1i gi\u1eefa c\u00e1c ph\u1ea7n. Nh\u1eefng \u0111\u01b0\u1eddng n\u00e0y \u0111\u1ea1i di\u1ec7n cho c\u00e1c m\u1ed1i li\u00ean h\u1ec7. Ch\u00fang cho th\u1ea5y c\u00e1c ph\u1ea7n t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau. \u0110\u1ea3m b\u1ea3o h\u01b0\u1edbng c\u1ee7a m\u1ed1i quan h\u1ec7 l\u00e0 r\u00f5 r\u00e0ng. N\u1ebfu d\u1eef li\u1ec7u ch\u1ea3y t\u1eeb Ph\u1ea7n A sang Ph\u1ea7n B, m\u0169i t\u00ean ph\u1ea3i h\u01b0\u1edbng v\u1ec1 Ph\u1ea7n B.<\/p>\n<h3>B\u01b0\u1edbc 4: X\u00e1c \u0111\u1ecbnh giao di\u1ec7n v\u00e0 c\u1ed5ng<\/h3>\n<p>Kh\u00f4ng ph\u1ea3i m\u1ecdi t\u01b0\u01a1ng t\u00e1c n\u00e0o c\u0169ng di\u1ec5n ra b\u00ean trong. M\u1ed9t s\u1ed1 ph\u1ea7n c\u1ea7n giao ti\u1ebfp v\u1edbi th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i. Th\u00eam c\u00e1c c\u1ed5ng v\u00e0o c\u00e1c c\u1ea1nh c\u1ee7a c\u00e1c ph\u1ea7n. X\u00e1c \u0111\u1ecbnh c\u00e1c giao di\u1ec7n \u0111\u1ec3 ch\u1ec9 r\u00f5 ch\u1ee9c n\u0103ng n\u00e0o \u0111\u01b0\u1ee3c cung c\u1ea5p ho\u1eb7c c\u1ea7n thi\u1ebft.<\/p>\n<p><strong>V\u00ed d\u1ee5 t\u00ecnh hu\u1ed1ng:<\/strong><\/p>\n<p>H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t <code>PaymentSystem<\/code>h\u1ee3p th\u00e0nh. N\u00f3 c\u1ea7n m\u1ed9t <code>CardReader<\/code>ph\u1ea7n v\u00e0 m\u1ed9t <code>Database<\/code>ph\u1ea7n. Ph\u1ea7n <code>CardReader<\/code>y\u00eau c\u1ea7u m\u1ed9t giao di\u1ec7n x\u00e1c th\u1ef1c. Ph\u1ea7n <code>Database<\/code>cung c\u1ea5p m\u1ed9t giao di\u1ec7n l\u01b0u tr\u1eef. B\u1ea1n s\u1ebd v\u1ebd h\u1ed9p <code>PaymentSystem<\/code>h\u1ed9p, \u0111\u1eb7t hai ph\u1ea7n b\u00ean trong, th\u00eam m\u1ed9t c\u1ed5ng cho ph\u1ea7n <code>CardReader<\/code>cho \u0111\u1ea7u v\u00e0o, v\u00e0 k\u1ebft n\u1ed1i n\u00f3 v\u1edbi ph\u1ea7n <code>Database<\/code>\u0111\u1ec3 l\u01b0u tr\u1eef.<\/p>\n<h2>\ud83d\udd04 C\u00e1c m\u1eabu ph\u1ed5 bi\u1ebfn v\u00e0 m\u1ed1i quan h\u1ec7 c\u1ea5u tr\u00fac<\/h2>\n<p>M\u1ed9t s\u1ed1 m\u1eabu th\u01b0\u1eddng xuy\u00ean xu\u1ea5t hi\u1ec7n khi m\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p. Nh\u1eadn di\u1ec7n nh\u1eefng m\u1eabu n\u00e0y s\u1ebd gi\u00fap b\u1ea1n s\u1eafp x\u1ebfp s\u01a1 \u0111\u1ed3 c\u1ee7a m\u00ecnh hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<h3>1. M\u1eabu Container<\/h3>\n<p>\u0110\u00e2y l\u00e0 c\u1ea5u tr\u00fac ph\u1ed5 bi\u1ebfn nh\u1ea5t. M\u1ed9t l\u1edbp ch\u00ednh ch\u1ee9a nhi\u1ec1u th\u00e0nh ph\u1ea7n nh\u1ecf h\u01a1n, ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau \u0111\u1ec3 cung c\u1ea5p m\u1ed9t d\u1ecbch v\u1ee5 duy nh\u1ea5t. C\u00e1c ph\u1ea7n b\u00ean trong \u0111\u01b0\u1ee3c \u1ea9n kh\u1ecfi th\u1ebf gi\u1edbi b\u00ean ngo\u00e0i, ch\u1ec9 c\u00f3 th\u1ec3 truy c\u1eadp th\u00f4ng qua giao di\u1ec7n c\u00f4ng khai c\u1ee7a h\u1ee3p th\u00e0nh.<\/p>\n<h3>2. M\u1eabu \u1ed0ng d\u1eabn<\/h3>\n<p>C\u00e1c ph\u1ea7n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i theo th\u1ee9 t\u1ef1. D\u1eef li\u1ec7u nh\u1eadp v\u00e0o ph\u1ea7n \u0111\u1ea7u ti\u00ean, \u0111\u01b0\u1ee3c x\u1eed l\u00fd, chuy\u1ec3n sang ph\u1ea7n ti\u1ebfp theo, v\u00e0 c\u1ee9 th\u1ebf. \u0110i\u1ec1u n\u00e0y ph\u1ed5 bi\u1ebfn trong c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd d\u1eef li\u1ec7u. M\u1ed7i ph\u1ea7n x\u1eed l\u00fd m\u1ed9t giai \u0111o\u1ea1n c\u1ee5 th\u1ec3 trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i.<\/p>\n<h3>3. M\u1eabu Trung t\u00e2m &#8211; B\u00e1nh xe<\/h3>\n<p>M\u1ed9t ph\u1ea7n trung t\u00e2m k\u1ebft n\u1ed1i v\u1edbi nhi\u1ec1u ph\u1ea7n ngo\u1ea1i vi. Ph\u1ea7n trung t\u00e2m qu\u1ea3n l\u00fd s\u1ef1 ph\u1ed1i h\u1ee3p. \u0110i\u1ec1u n\u00e0y h\u1eefu \u00edch cho c\u00e1c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ho\u1eb7c nh\u00e0 qu\u1ea3n l\u00fd gi\u00e1m s\u00e1t c\u00e1c h\u1ec7 th\u1ed1ng con kh\u00e1c nhau.<\/p>\n<h3>4. M\u1eabu l\u1edbp<\/h3>\n<p>C\u00e1c ph\u1ea7n \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo c\u00e1c l\u1edbp. L\u1edbp tr\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp b\u00ean d\u01b0\u1edbi, nh\u01b0ng kh\u00f4ng ng\u01b0\u1ee3c l\u1ea1i. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u00e1ch bi\u1ec7t nghi\u00eam ng\u1eb7t v\u1ec1 tr\u00e1ch nhi\u1ec7m, th\u01b0\u1eddng th\u1ea5y trong ki\u1ebfn tr\u00fac m\u1ea1ng ho\u1eb7c \u1ee9ng d\u1ee5ng.<\/p>\n<h2>\ud83d\udcca So s\u00e1nh: S\u01a1 \u0111\u1ed3 C\u1ea5u tr\u00fac H\u1ee3p th\u00e0nh so v\u1edbi S\u01a1 \u0111\u1ed3 L\u1edbp<\/h2>\n<p>D\u1ec5 nh\u1ea7m l\u1eabn gi\u1eefa S\u01a1 \u0111\u1ed3 C\u1ea5u tr\u00fac H\u1ee3p th\u00e0nh v\u00e0 S\u01a1 \u0111\u1ed3 L\u1edbp. C\u1ea3 hai \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn c\u00e1c l\u1edbp v\u00e0 m\u1ed1i quan h\u1ec7, nh\u01b0ng tr\u1ecdng t\u00e2m c\u1ee7a ch\u00fang kh\u00e1c nhau \u0111\u00e1ng k\u1ec3.<\/p>\n<table border=\"1\" style=\"width: 100%; border-collapse: collapse;\">\n<tr>\n<th style=\"background-color: #f2f2f2;\">Kh\u00eda c\u1ea1nh<\/th>\n<th style=\"background-color: #f2f2f2;\">S\u01a1 \u0111\u1ed3 L\u1edbp<\/th>\n<th style=\"background-color: #f2f2f2;\">S\u01a1 \u0111\u1ed3 C\u1ea5u tr\u00fac H\u1ee3p th\u00e0nh<\/th>\n<\/tr>\n<tr>\n<td><strong>Tr\u1ecdng t\u00e2m<\/strong><\/td>\n<td>C\u1ea5u tr\u00fac t\u0129nh c\u1ee7a c\u00e1c l\u1edbp v\u00e0 thu\u1ed9c t\u00ednh<\/td>\n<td>C\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a m\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i c\u1ee5 th\u1ec3<\/td>\n<\/tr>\n<tr>\n<td><strong>M\u1ee9c \u0111\u1ed9 chi ti\u1ebft<\/strong><\/td>\n<td>T\u1ed5ng quan c\u1ea5p cao v\u1ec1 h\u1ec7 th\u1ed1ng<\/td>\n<td>Ph\u00e2n t\u00edch s\u00e2u v\u00e0o b\u00ean trong m\u1ed9t th\u00e0nh ph\u1ea7n<\/td>\n<\/tr>\n<tr>\n<td><strong>M\u1ed1i quan h\u1ec7<\/strong><\/td>\n<td>Li\u00ean k\u1ebft, K\u1ebf th\u1eeba, T\u00edch h\u1ee3p<\/td>\n<td>Th\u00e0nh ph\u1ea7n, H\u1ee3p t\u00e1c, C\u1ed5ng<\/td>\n<\/tr>\n<tr>\n<td><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/strong><\/td>\n<td>Thi\u1ebft k\u1ebf l\u01b0\u1ee3c \u0111\u1ed3 t\u1ed5ng th\u1ec3<\/td>\n<td>Thi\u1ebft k\u1ebf d\u00e2y n\u1ed1i b\u00ean trong c\u1ee7a m\u1ed9t l\u1edbp<\/td>\n<\/tr>\n<\/table>\n<p>S\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 L\u1edbp \u0111\u1ec3 l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c l\u1edbp trong to\u00e0n b\u1ed9 d\u1ef1 \u00e1n. S\u1eed d\u1ee5ng S\u01a1 \u0111\u1ed3 C\u1ea5u tr\u00fac H\u1ee3p th\u00e0nh khi b\u1ea1n c\u1ea7n gi\u1ea3i th\u00edch c\u00e1ch m\u1ed9t l\u1edbp ph\u1ee9c t\u1ea1p c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng t\u1eeb b\u00ean trong ra ngo\u00e0i.<\/p>\n<h2>\u26a0\ufe0f Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1c nguy\u00ean t\u1eafc t\u1ed1t nh\u1ea5t<\/h2>\n<p>Vi\u1ec7c t\u1ea1o ra c\u00e1c s\u01a1 \u0111\u1ed3 n\u00e0y c\u00f3 th\u1ec3 b\u1ecb \u0111\u00e1nh l\u1eeba b\u1edfi s\u1ef1 \u0111\u01a1n gi\u1ea3n. Kh\u00f4ng c\u00f3 k\u1ef7 lu\u1eadt, ch\u00fang c\u00f3 th\u1ec3 tr\u1edf n\u00ean l\u1ed9n x\u1ed9n v\u00e0 g\u00e2y nh\u1ea7m l\u1eabn. Tu\u00e2n theo c\u00e1c h\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u1ec3 duy tr\u00ec s\u1ef1 r\u00f5 r\u00e0ng.<\/p>\n<h3>Kh\u00f4ng n\u00ean qu\u00e1 k\u1ebft h\u1ee3p<\/h3>\n<p>C\u00f3 gi\u1edbi h\u1ea1n v\u1ec1 m\u1ee9c \u0111\u1ed9 chi ti\u1ebft b\u1ea1n n\u00ean hi\u1ec3n th\u1ecb. N\u1ebfu m\u1ed9t l\u1edbp h\u1ee3p th\u00e0nh qu\u00e1 ph\u1ee9c t\u1ea1p, h\u00e3y c\u00e2n nh\u1eafc chia nh\u1ecf th\u00e0nh c\u00e1c l\u1edbp h\u1ee3p th\u00e0nh nh\u1ecf h\u01a1n. M\u1ed9t s\u01a1 \u0111\u1ed3 c\u00f3 qu\u00e1 nhi\u1ec1u ph\u1ea7n b\u00ean trong m\u1ed9t h\u1ed9p duy nh\u1ea5t s\u1ebd tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc.<\/p>\n<h3>Tr\u00e1nh nh\u00e3n m\u01a1 h\u1ed3<\/h3>\n<p>C\u00e1c nh\u00e3n ph\u1ea3i ch\u00ednh x\u00e1c. Thay v\u00ec \u201cD\u1eef li\u1ec7u\u201d, h\u00e3y d\u00f9ng \u201cTh\u00f4ng tin x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng\u201d. Thay v\u00ec \u201cLogic\u201d, h\u00e3y d\u00f9ng \u201cLogic x\u00e1c th\u1ef1c\u201d. T\u00ednh c\u1ee5 th\u1ec3 gi\u00fap gi\u1ea3m t\u1ea3i nh\u1eadn th\u1ee9c cho ng\u01b0\u1eddi \u0111\u1ecdc.<\/p>\n<h3>T\u00f4n tr\u1ecdng t\u00ednh kh\u1ea3 ki\u1ebfn<\/h3>\n<p>Kh\u00f4ng hi\u1ec3n th\u1ecb c\u00e1c ph\u1ea7n n\u1ed9i b\u1ed9 ri\u00eang t\u01b0 tr\u1eeb khi c\u1ea7n thi\u1ebft cho m\u1ed9t gi\u1ea3i th\u00edch k\u1ef9 thu\u1eadt c\u1ee5 th\u1ec3. C\u00e1c giao di\u1ec7n c\u00f4ng khai n\u00ean l\u00e0 tr\u1ecdng t\u00e2m ch\u00ednh trong giao ti\u1ebfp b\u00ean ngo\u00e0i.<\/p>\n<h3>Gi\u1eef c\u00e1c k\u1ebft n\u1ed1i ng\u1eafn g\u1ecdn<\/h3>\n<p>Nh\u1eefng \u0111\u01b0\u1eddng n\u1ed1i d\u00e0i v\u00e0 ch\u00e9o nhau khi\u1ebfn s\u01a1 \u0111\u1ed3 kh\u00f3 theo d\u00f5i. S\u1eafp x\u1ebfp c\u00e1c ph\u1ea7n m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd \u0111\u1ec3 c\u00e1c k\u1ebft n\u1ed1i ng\u1eafn v\u00e0 tr\u1ef1c ti\u1ebfp. N\u1ebfu c\u00e1c ph\u1ea7n c\u00e1ch xa nhau, h\u00e3y c\u00e2n nh\u1eafc nh\u00f3m ch\u00fang l\u1ea1i v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c.<\/p>\n<h3>T\u00e0i li\u1ec7u v\u1ec1 k\u00fd hi\u1ec7u<\/h3>\n<p>Ngay c\u1ea3 khi k\u00fd hi\u1ec7u l\u00e0 chu\u1ea9n, h\u00e3y th\u00eam ch\u00fa th\u00edch n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng c\u00e1c k\u00fd hi\u1ec7u t\u00f9y ch\u1ec9nh ho\u1eb7c k\u00fd hi\u1ec7u c\u1ee5 th\u1ec3 cho \u0111\u1ed9i nh\u00f3m c\u1ee7a m\u00ecnh. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u hi\u1ec3u s\u01a1 \u0111\u1ed3 theo c\u00f9ng m\u1ed9t c\u00e1ch.<\/p>\n<h2>\ud83c\udfaf C\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/h2>\n<p>Nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi th\u1ebf gi\u1edbi th\u1ef1c \u1edf \u0111\u00e2u? Ch\u00fang c\u00f3 gi\u00e1 tr\u1ecb trong nhi\u1ec1u b\u1ed1i c\u1ea3nh kh\u00e1c nhau.<\/p>\n<ul>\n<li><strong>Chuy\u1ec3n \u0111\u1ed5i h\u1ec7 th\u1ed1ng c\u0169:<\/strong> Khi chuy\u1ec3n t\u1eeb ki\u1ebfn tr\u00fac c\u0169 sang ki\u1ebfn tr\u00fac m\u1edbi, nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y gi\u00fap ghi l\u1ea1i logic n\u1ed9i b\u1ed9 c\u1ee7a c\u00e1c kh\u1ed1i \u0111\u01a1n th\u1ec3.<\/li>\n<li><strong>Thi\u1ebft k\u1ebf API:<\/strong> Ch\u00fang l\u00e0m r\u00f5 c\u00e1ch c\u00e1c module n\u1ed9i b\u1ed9 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c \u0111i\u1ec3m cu\u1ed1i API b\u00ean ngo\u00e0i.<\/li>\n<li><strong>T\u00edch h\u1ee3p ph\u1ea7n c\u1ee9ng:<\/strong> Ch\u00fang cho th\u1ea5y c\u00e1ch c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c \u00e1nh x\u1ea1 sang c\u00e1c b\u1ed9 ph\u1eadn ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd.<\/li>\n<li><strong>Ch\u00e0o \u0111\u00f3n th\u00e0nh vi\u00ean m\u1edbi v\u00e0o \u0111\u1ed9i:<\/strong> C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n m\u1edbi c\u00f3 th\u1ec3 hi\u1ec3u c\u1ea5u tr\u00fac n\u1ed9i b\u1ed9 c\u1ee7a m\u1ed9t module m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ecdc t\u1eebng d\u00f2ng m\u00e3.<\/li>\n<\/ul>\n<h2>\ud83d\ude80 Ti\u1ebfn b\u01b0\u1edbc v\u1ec1 ph\u00eda tr\u01b0\u1edbc<\/h2>\n<p>Th\u00e0nh th\u1ea1o ng\u00f4n ng\u1eef tr\u1ef1c quan c\u1ee7a ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m m\u1ea5t th\u1eddi gian. B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1c v\u00ed d\u1ee5 \u0111\u01a1n gi\u1ea3n. V\u1ebd c\u1ea5u tr\u00fac c\u1ee7a m\u1ed9t m\u00e1y t\u00ednh \u0111\u01a1n gi\u1ea3n ho\u1eb7c m\u1ed9t bi\u1ec3u m\u1eabu \u0111\u0103ng nh\u1eadp. T\u1eadp trung v\u00e0o c\u00e1c ph\u1ea7n v\u00e0 c\u00e1c k\u1ebft n\u1ed1i gi\u1eefa ch\u00fang.<\/p>\n<p>Khi b\u1ea1n t\u1ef1 tin h\u01a1n, h\u00e3y \u0111\u1ed1i m\u1eb7t v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p h\u01a1n. M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 ho\u00e0n h\u1ea3o ngay l\u1ea7n \u0111\u1ea7u, m\u00e0 l\u00e0 s\u1ef1 r\u00f5 r\u00e0ng trong giao ti\u1ebfp. Nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t c\u00e2y c\u1ea7u gi\u1eefa tri\u1ec3n khai k\u1ef9 thu\u1eadt v\u00e0 s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a kinh doanh.<\/p>\n<p>H\u00e3y nh\u1edb r\u1eb1ng s\u01a1 \u0111\u1ed3 l\u00e0 m\u1ed9t t\u00e0i li\u1ec7u s\u1ed1ng. Khi h\u1ec7 th\u1ed1ng ph\u00e1t tri\u1ec3n, s\u01a1 \u0111\u1ed3 c\u0169ng c\u1ea7n thay \u0111\u1ed5i theo. H\u00e3y gi\u1eef cho n\u00f3 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt \u0111\u1ec3 v\u1eabn l\u00e0 m\u1ed9t t\u00e0i li\u1ec7u tham kh\u1ea3o h\u1eefu \u00edch cho \u0111\u1ed9i nh\u00f3m c\u1ee7a b\u1ea1n. V\u1edbi th\u1ef1c h\u00e0nh, vi\u1ec7c \u0111\u1ecdc v\u00e0 t\u1ea1o ra nh\u1eefng c\u1ea5u tr\u00fac n\u00e0y s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n t\u1ef1 nhi\u00ean trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf c\u1ee7a b\u1ea1n.<\/p>\n<p>B\u1eb1ng c\u00e1ch t\u1eadp trung v\u00e0o c\u1ea5u th\u00e0nh n\u1ed9i b\u1ed9 c\u1ee7a c\u00e1c l\u1edbp c\u1ee7a b\u1ea1n, b\u1ea1n s\u1ebd hi\u1ec3u s\u00e2u s\u1eafc h\u01a1n v\u1ec1 s\u1ef1 g\u1eafn k\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn m\u00e3 ngu\u1ed3n d\u1ec5 b\u1ea3o tr\u00ec h\u01a1n v\u00e0 t\u00e0i li\u1ec7u r\u00f5 r\u00e0ng h\u01a1n. B\u00e2y gi\u1edd b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c trang b\u1ecb ki\u1ebfn th\u1ee9c \u0111\u1ec3 h\u00ecnh dung nh\u1eefng ph\u1ea7n ch\u01b0a \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y trong ki\u1ebfn tr\u00fac c\u1ee7a b\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o giao ti\u1ebfp tr\u1ef1c quan. Khi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 c\u00e1c b\u00ean li\u00ean quan c\u1ea7n hi\u1ec3u c\u00e1ch m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u00ean trong, S\u01a1 \u0111\u1ed3 c\u1ea5u tr\u00fac h\u1ee3p th\u00e0nh cung c\u1ea5p s\u1ef1 r\u00f5 r\u00e0ng c\u1ea7n thi\u1ebft. Nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y th\u1ec3 hi\u1ec7n [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1097,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[47,51],"class_list":["post-1096","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-modeling","tag-academic","tag-composite-structure-diagram"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Composite Structure Diagram Guide: Read &amp; Create (UML)<\/title>\n<meta name=\"description\" content=\"Learn to read and create Composite Structure Diagrams. 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