{"id":1936,"date":"2026-03-22T16:22:28","date_gmt":"2026-03-22T16:22:28","guid":{"rendered":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/"},"modified":"2026-03-22T16:22:28","modified_gmt":"2026-03-22T16:22:28","slug":"integrating-data-flow-diagrams-architecture-documentation","status":"publish","type":"post","link":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn DFD: T\u00edch h\u1ee3p S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u v\u00e0o T\u00e0i li\u1ec7u Ki\u1ebfn tr\u00fac"},"content":{"rendered":"

Trong b\u1ed1i c\u1ea3nh ph\u1ee9c t\u1ea1p c\u1ee7a k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m, s\u1ef1 r\u00f5 r\u00e0ng l\u00e0 \u0111\u1ed3ng ti\u1ec1n. C\u00e1c ki\u1ebfn tr\u00fac s\u01b0 v\u00e0 nh\u00e0 vi\u1ebft k\u1ef9 thu\u1eadt th\u01b0\u1eddng \u0111\u1ed1i m\u1eb7t v\u1edbi th\u00e1ch th\u1ee9c truy\u1ec1n \u0111\u1ea1t c\u00e1ch d\u1eef li\u1ec7u di chuy\u1ec3n qua h\u1ec7 th\u1ed1ng m\u00e0 kh\u00f4ng l\u00e0m ch\u00ecm ng\u1eadp c\u00e1c b\u00ean li\u00ean quan trong m\u00e3 ngu\u1ed3n hay c\u00e1c t\u1ec7p c\u1ea5u h\u00ecnh. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u (DFD) tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu. Vi\u1ec7c t\u00edch h\u1ee3p DFD v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac gi\u00fap l\u1ea5p \u0111\u1ea7y kho\u1ea3ng c\u00e1ch gi\u1eefa logic tr\u1eebu t\u01b0\u1ee3ng v\u00e0 tri\u1ec3n khai c\u1ee5 th\u1ec3, cung c\u1ea5p m\u1ed9t ng\u00f4n ng\u1eef tr\u1ef1c quan m\u00e0 c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, qu\u1ea3n l\u00fd s\u1ea3n ph\u1ea9m v\u00e0 ki\u1ec3m to\u00e1n vi\u00ean \u0111\u1ec1u c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c.<\/p>\n

H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1c c\u01a1 ch\u1ebf t\u00edch h\u1ee3p S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u v\u00e0o h\u1ed3 s\u01a1 ki\u1ebfn tr\u00fac c\u1ee7a b\u1ea1n. N\u00f3 bao g\u1ed3m c\u00e1c kh\u00e1i ni\u1ec7m n\u1ec1n t\u1ea3ng, quy tr\u00ecnh t\u00edch h\u1ee3p, chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o tr\u00ec v\u00e0 c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n lu\u00f4n l\u00e0 ngu\u1ed3n th\u00f4ng tin \u0111\u00e1ng tin c\u1eady. B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, b\u1ea1n s\u1ebd t\u1ea1o ra m\u1ed9t t\u00e0i li\u1ec7u s\u1ed1ng \u0111\u1ed9ng, h\u1ed7 tr\u1ee3 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a h\u1ec7 th\u1ed1ng thay v\u00ec tr\u1edf th\u00e0nh m\u1ed9t di t\u00edch t\u0129nh.<\/p>\n

\n
\"Whimsical<\/figure>\n<\/div>\n

\ud83e\udd14 Hi\u1ec3u v\u1ec1 S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u trong Thi\u1ebft k\u1ebf H\u1ec7 th\u1ed1ng<\/h2>\n

S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u bi\u1ec3u di\u1ec5n lu\u1ed3ng th\u00f4ng tin qua m\u1ed9t h\u1ec7 th\u1ed1ng. Kh\u00e1c v\u1edbi s\u01a1 \u0111\u1ed3 l\u01b0u \u0111\u1ed3, v\u1ed1n nh\u1ea5n m\u1ea1nh v\u00e0o lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 logic ra quy\u1ebft \u0111\u1ecbnh, DFD ch\u1ec9 t\u1eadp trung v\u00e0o chuy\u1ec3n \u0111\u1ed9ng d\u1eef li\u1ec7u. Ch\u00fang minh h\u1ecda ngu\u1ed3n g\u1ed1c d\u1eef li\u1ec7u, c\u00e1ch d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i, n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 n\u01a1i d\u1eef li\u1ec7u cu\u1ed1i c\u00f9ng tho\u00e1t ra. S\u1ef1 ph\u00e2n bi\u1ec7t n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac v\u00ec n\u00f3 t\u00e1ch bi\u1ec7t n\u1ec1n t\u1ea3ng th\u00f4ng tin c\u1ee7a \u1ee9ng d\u1ee5ng ra kh\u1ecfi logic quy tr\u00ecnh th\u1ef1c thi n\u00f3.<\/p>\n

Khi b\u1ea1n bao g\u1ed3m DFD trong g\u00f3i ki\u1ebfn tr\u00fac c\u1ee7a m\u00ecnh, b\u1ea1n \u0111ang cung c\u1ea5p m\u1ed9t b\u1ea3n \u0111\u1ed3 v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng nh\u1eadn th\u1ee9c c\u1ee7a h\u1ec7 th\u1ed1ng. C\u00e1c b\u00ean li\u00ean quan c\u00f3 th\u1ec3 theo d\u00f5i m\u1ed9t l\u01b0\u1ee3ng d\u1eef li\u1ec7u t\u1eeb l\u00fac nh\u1eadp v\u00e0o \u0111\u1ebfn khi l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t m\u00e0 kh\u00f4ng c\u1ea7n hi\u1ec3u logic m\u00e3 ngu\u1ed3n ph\u00eda sau. S\u1ef1 tr\u1eebu t\u01b0\u1ee3ng n\u00e0y l\u00e0 thi\u1ebft y\u1ebfu cho vi\u1ec7c ra quy\u1ebft \u0111\u1ecbnh c\u1ea5p cao v\u00e0 ki\u1ec3m to\u00e1n tu\u00e2n th\u1ee7.<\/p>\n

    \n
  • C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:<\/strong> \u0110\u1ea1i di\u1ec7n cho ng\u01b0\u1eddi d\u00f9ng, h\u1ec7 th\u1ed1ng ho\u1eb7c t\u1ed5 ch\u1ee9c t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng nh\u01b0ng n\u1eb1m ngo\u00e0i ranh gi\u1edbi c\u1ee7a n\u00f3.<\/li>\n
  • C\u00e1c qu\u00e1 tr\u00ecnh:<\/strong> C\u00e1c ph\u00e9p bi\u1ebfn \u0111\u1ed5i ho\u1eb7c t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean d\u1eef li\u1ec7u. Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1c h\u00e0m m\u00e3 ngu\u1ed3n m\u00e0 l\u00e0 c\u00e1c thao t\u00e1c logic.<\/li>\n
  • C\u00e1c kho d\u1eef li\u1ec7u:<\/strong> C\u00e1c kho l\u01b0u tr\u1eef n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u gi\u1eef, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 s\u1edf d\u1eef li\u1ec7u, h\u1ec7 th\u1ed1ng t\u1ec7p ho\u1eb7c nh\u1eadt k\u00fd.<\/li>\n
  • C\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u:<\/strong> S\u1ef1 di chuy\u1ec3n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3, qu\u00e1 tr\u00ecnh v\u00e0 kho l\u01b0u tr\u1eef, th\u01b0\u1eddng \u0111\u01b0\u1ee3c ghi nh\u00e3n b\u1eb1ng t\u00ean d\u1eef li\u1ec7u \u0111ang \u0111\u01b0\u1ee3c chuy\u1ec3n.<\/li>\n<\/ul>\n

    B\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh r\u00f5 c\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y, b\u1ea1n thi\u1ebft l\u1eadp m\u1ed9t t\u1eeb v\u1ef1ng nh\u1ea5t qu\u00e1n. \u0110i\u1ec1u n\u00e0y gi\u1ea3m thi\u1ec3u s\u1ef1 m\u01a1 h\u1ed3 khi c\u00e1c k\u1ef9 s\u01b0 th\u1ea3o lu\u1eadn v\u1ec1 h\u00e0nh vi h\u1ec7 th\u1ed1ng, \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u201cd\u1eef li\u1ec7u h\u1ed3 s\u01a1 ng\u01b0\u1eddi d\u00f9ng\u201d lu\u00f4n \u00e1m ch\u1ec9 c\u00f9ng m\u1ed9t th\u1ef1c th\u1ec3 \u1edf backend, frontend v\u00e0 t\u00e0i li\u1ec7u.<\/p>\n

    \ud83d\udcc8 T\u1ea1i sao DFD l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi T\u00e0i li\u1ec7u Ki\u1ebfn tr\u00fac<\/h2>\n

    Vi\u1ec7c t\u00edch h\u1ee3p DFD kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 v\u1ebd h\u00ecnh \u1ea3nh; \u0111\u00f3 l\u00e0 n\u00e2ng cao gi\u00e1 tr\u1ecb s\u1eed d\u1ee5ng c\u1ee7a ch\u00ednh t\u00e0i li\u1ec7u. M\u1ed9t s\u01a1 \u0111\u1ed3 DFD \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac t\u1ed1t mang l\u1ea1i gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 cho t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \u1edf nhi\u1ec1u l\u0129nh v\u1ef1c then ch\u1ed1t.<\/p>\n

    \ud83d\udd0d Giao ti\u1ebfp \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n<\/h3>\n

    C\u00e1c m\u00f4 h\u00ecnh tr\u1ef1c quan gi\u1ea3m t\u1ea3i nh\u1eadn th\u1ee9c c\u1ea7n thi\u1ebft \u0111\u1ec3 hi\u1ec3u c\u00e1c t\u01b0\u01a1ng t\u00e1c trong h\u1ec7 th\u1ed1ng. C\u00e1c m\u00f4 t\u1ea3 v\u0103n b\u1ea3n th\u01b0\u1eddng kh\u00f4ng th\u1ec3 n\u1eafm b\u1eaft \u0111\u01b0\u1ee3c b\u1ea3n ch\u1ea5t hai chi\u1ec1u c\u1ee7a c\u00e1c giao ti\u1ebfp d\u1eef li\u1ec7u. M\u1ed9t s\u01a1 \u0111\u1ed3 th\u1ec3 hi\u1ec7n ngay l\u1eadp t\u1ee9c h\u01b0\u1edbng \u0111i. Khi m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n m\u1edbi tham gia d\u1ef1 \u00e1n, h\u1ecd c\u00f3 th\u1ec3 xem DFD \u0111\u1ec3 hi\u1ec3u c\u1ea5u tr\u00fac d\u1eef li\u1ec7u c\u1ea5p cao tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u t\u00ecm hi\u1ec3u m\u00e3 ngu\u1ed3n.<\/p>\n

    \ud83d\udee1\ufe0f Ki\u1ec3m to\u00e1n b\u1ea3o m\u1eadt v\u00e0 tu\u00e2n th\u1ee7<\/h3>\n

    \u0110\u1ed1i v\u1edbi c\u00e1c ng\u00e0nh b\u1ecb qu\u1ea3n l\u00fd, vi\u1ec7c truy v\u1ebft ngu\u1ed3n g\u1ed1c d\u1eef li\u1ec7u l\u00e0 y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c. DFD hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng n\u01a1i d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 c\u00e1ch n\u00f3 di chuy\u1ec3n gi\u1eefa c\u00e1c qu\u00e1 tr\u00ecnh. \u0110i\u1ec1u n\u00e0y gi\u00fap d\u1ec5 d\u00e0ng ph\u00e1t hi\u1ec7n c\u00e1c \u0111i\u1ec3m y\u1ebfu b\u1ea3o m\u1eadt ti\u1ec1m t\u00e0ng, ch\u1eb3ng h\u1ea1n nh\u01b0 vi\u1ec7c chuy\u1ec3n d\u1eef li\u1ec7u kh\u00f4ng \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a ho\u1eb7c c\u00e1c \u0111i\u1ec3m truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0o kho d\u1eef li\u1ec7u.<\/p>\n

    \ud83d\udd04 Tri\u1ec3n khai h\u1ec7 th\u1ed1ng<\/h3>\n

    Th\u1eddi gian l\u00e0m quen h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c gi\u1ea3m khi c\u00f3 c\u00e1c c\u00f4ng c\u1ee5 tr\u1ef1c quan h\u1ed7 tr\u1ee3. Thay v\u00ec \u0111\u1ecdc h\u00e0ng tr\u0103m trang t\u00e0i li\u1ec7u m\u00f4 t\u1ea3 API, m\u1ed9t th\u00e0nh vi\u00ean m\u1edbi c\u00f3 th\u1ec3 n\u1eafm b\u1eaft lu\u1ed3ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng trong v\u00f2ng m\u1ed9t gi\u1edd. \u0110i\u1ec1u n\u00e0y \u0111\u1ea9y nhanh th\u1eddi gian \u0111\u1ea1t \u0111\u01b0\u1ee3c n\u0103ng su\u1ea5t cho ngu\u1ed3n l\u1ef1c k\u1ef9 thu\u1eadt.<\/p>\n

    \ud83d\udcc2 C\u00e1c m\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng: B\u1ed1i c\u1ea3nh, M\u1ee9c 0 v\u00e0 M\u1ee9c 1<\/h2>\n

    T\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac hi\u1ec7u qu\u1ea3 kh\u00f4ng d\u1ef1a v\u00e0o m\u1ed9t s\u01a1 \u0111\u1ed3 duy nh\u1ea5t. Thay v\u00e0o \u0111\u00f3, n\u00f3 s\u1eed d\u1ee5ng m\u1ed9t c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p c\u00e1c DFD \u0111\u1ec3 cung c\u1ea5p m\u1ee9c \u0111\u1ed9 chi ti\u1ebft ph\u00f9 h\u1ee3p cho c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c nhau. C\u00e1ch ti\u1ebfp c\u1eadn theo l\u1edbp n\u00e0y ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng qu\u00e1 t\u1ea3i th\u00f4ng tin trong khi v\u1eabn duy tr\u00ec \u0111\u1ed9 chi ti\u1ebft c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n\n\n\n\n
    M\u1ee9c s\u01a1 \u0111\u1ed3<\/th>\nTr\u1ecdng t\u00e2m<\/th>\n\u0110\u1ed1i t\u01b0\u1ee3ng m\u1ee5c ti\u00eau<\/th>\nTr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n
    S\u01a1 \u0111\u1ed3 B\u1ed1i c\u1ea3nh (M\u1ee9c 0)<\/strong><\/td>\nH\u1ec7 th\u1ed1ng d\u01b0\u1edbi d\u1ea1ng m\u1ed9t qu\u00e1 tr\u00ecnh duy nh\u1ea5t t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i.<\/td>\nC\u00e1c b\u00ean li\u00ean quan c\u1ea5p cao, c\u00e1c nh\u00e0 qu\u1ea3n l\u00fd s\u1ea3n ph\u1ea9m<\/td>\n\u0110\u1ecbnh ngh\u0129a ph\u1ea1m vi c\u1ea5p cao v\u00e0 x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi.<\/td>\n<\/tr>\n
    S\u01a1 \u0111\u1ed3 c\u1ea5p 1<\/strong><\/td>\nC\u00e1c h\u1ec7 th\u1ed1ng con ch\u00ednh v\u00e0 c\u00e1c kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u ch\u00ednh.<\/td>\nKi\u1ebfn tr\u00fac s\u01b0 h\u1ec7 th\u1ed1ng, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ch\u00ednh<\/td>\nHi\u1ec3u r\u00f5 c\u00e1c kh\u1ed1i ch\u1ee9c n\u0103ng ch\u00ednh v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/td>\n<\/tr>\n
    S\u01a1 \u0111\u1ed3 c\u1ea5p 2<\/strong><\/td>\nPh\u00e2n t\u00edch s\u00e2u v\u00e0o c\u00e1c quy tr\u00ecnh ph\u1ee9c t\u1ea1p c\u1ee5 th\u1ec3.<\/td>\nK\u1ef9 s\u01b0 backend, chuy\u00ean gia ki\u1ec3m th\u1eed ch\u1ea5t l\u01b0\u1ee3ng<\/td>\nChi ti\u1ebft tri\u1ec3n khai v\u00e0 c\u00e1c ph\u00e9p bi\u1ebfn \u0111\u1ed5i d\u1eef li\u1ec7u c\u1ee5 th\u1ec3.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Khi t\u00edch h\u1ee3p c\u00e1c ph\u1ea7n n\u00e0y v\u00e0o t\u00e0i li\u1ec7u c\u1ee7a b\u1ea1n, h\u00e3y \u0111\u1ea3m b\u1ea3o m\u1ed7i c\u1ea5p \u0111\u1ed9 \u0111\u01b0\u1ee3c ghi nh\u00e3n r\u00f5 r\u00e0ng. Kh\u00f4ng \u0111\u01b0\u1ee3c tr\u1ed9n l\u1eabn c\u00e1c chi ti\u1ebft c\u1ee5 th\u1ec3 v\u00e0o ph\u1ea7n t\u1ed5ng quan c\u1ea5p cao. S\u01a1 \u0111\u1ed3 ng\u1eef c\u1ea3nh kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb c\u00e1c quy tr\u00ecnh n\u1ed9i b\u1ed9, ch\u1ec9 c\u00f3 ranh gi\u1edbi h\u1ec7 th\u1ed1ng. S\u1ef1 k\u1ef7 lu\u1eadt n\u00e0y duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a tr\u1eebu t\u01b0\u1ee3ng.<\/p>\n

    \ud83d\udd04 Quy tr\u00ecnh t\u00edch h\u1ee3p t\u1eebng b\u01b0\u1edbc<\/h2>\n

    Vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n duy nh\u1ea5t. \u0110\u00f3 l\u00e0 m\u1ed9t quy tr\u00ecnh ch\u1ea1y song song v\u1edbi v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 c\u1ea5u tr\u00fac \u0111\u1ec3 t\u00edch h\u1ee3p c\u00e1c s\u01a1 \u0111\u1ed3 n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n

    1. X\u00e1c \u0111\u1ecbnh ranh gi\u1edbi d\u1eef li\u1ec7u<\/h3>\n

    Tr\u01b0\u1edbc khi v\u1ebd, h\u00e3y x\u00e1c \u0111\u1ecbnh ph\u1ea1m vi. H\u1ec7 th\u1ed1ng bao g\u1ed3m nh\u1eefng g\u00ec? Nh\u1eefng g\u00ec n\u1eb1m ngo\u00e0i h\u1ec7 th\u1ed1ng? Li\u1ec7t k\u00ea t\u1ea5t c\u1ea3 c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i (ng\u01b0\u1eddi d\u00f9ng, API b\u00ean th\u1ee9 ba) v\u00e0 c\u00e1c kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u n\u1ed9i b\u1ed9. Danh s\u00e1ch n\u00e0y s\u1ebd tr\u1edf th\u00e0nh danh m\u1ee5c cho s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n.<\/p>\n

    2. B\u1ea3n \u0111\u1ed3 c\u00e1c lu\u1ed3ng c\u1ea5p cao<\/h3>\n

    Tr\u01b0\u1edbc ti\u00ean h\u00e3y t\u1ea1o s\u01a1 \u0111\u1ed3 ng\u1eef c\u1ea3nh. V\u1ebd h\u1ec7 th\u1ed1ng d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u00ecnh tr\u00f2n ho\u1eb7c h\u00ecnh ch\u1eef nh\u1eadt \u1edf trung t\u00e2m. K\u1ebft n\u1ed1i t\u1ea5t c\u1ea3 c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i v\u1edbi trung t\u00e2m n\u00e0y b\u1eb1ng c\u00e1c m\u0169i t\u00ean. Ghi nh\u00e3n m\u1ed7i m\u0169i t\u00ean v\u1edbi d\u1eef li\u1ec7u c\u1ee5 th\u1ec3 \u0111ang \u0111\u01b0\u1ee3c trao \u0111\u1ed5i (v\u00ed d\u1ee5: \u201cTh\u00f4ng tin \u0111\u0103ng nh\u1eadp\u201d, \u201cD\u1eef li\u1ec7u h\u00f3a \u0111\u01a1n\u201d, \u201cC\u1eadp nh\u1eadt h\u1ed3 s\u01a1 ng\u01b0\u1eddi d\u00f9ng\u201d).<\/p>\n

    3. Ph\u00e2n r\u00e3 c\u00e1c quy tr\u00ecnh<\/h3>\n

    L\u1ea5y quy tr\u00ecnh trung t\u00e2m t\u1eeb s\u01a1 \u0111\u1ed3 ng\u1eef c\u1ea3nh v\u00e0 chia nh\u1ecf th\u00e0nh c\u00e1c quy tr\u00ecnh con. \u0110i\u1ec1u n\u00e0y tr\u1edf th\u00e0nh s\u01a1 \u0111\u1ed3 c\u1ea5p 1. \u0110\u1ea3m b\u1ea3o r\u1eb1ng m\u1ecdi lu\u1ed3ng d\u1eef li\u1ec7u t\u1eeb c\u1ea5p cao h\u01a1n \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn \u1edf c\u1ea5p th\u1ea5p h\u01a1n. Kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u c\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i m\u1edbi \u1edf giai \u0111o\u1ea1n n\u00e0y, tr\u1eeb khi ch\u00fang \u0111\u00e3 b\u1ecb b\u1ecf s\u00f3t tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n

    4. X\u00e1c minh c\u00e1c kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u<\/h3>\n

    Xem x\u00e9t t\u1eebng kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u. N\u00f3 ch\u1ec9 \u0111\u1ecdc? Ch\u1ec9 ghi? D\u1eef li\u1ec7u c\u00f3 \u0111\u01b0\u1ee3c l\u01b0u gi\u1eef? Ghi ch\u00fa c\u00e1c thu\u1ed9c t\u00ednh n\u00e0y c\u00f9ng v\u1edbi s\u01a1 \u0111\u1ed3 trong ghi ch\u00fa ki\u1ebfn tr\u00fac c\u1ee7a b\u1ea1n. \u0110i\u1ec1u n\u00e0y ng\u0103n ng\u1eeba c\u00e1c gi\u1ea3 \u0111\u1ecbnh v\u1ec1 th\u1eddi gian t\u1ed3n t\u1ea1i c\u1ee7a d\u1eef li\u1ec7u.<\/p>\n

    5. Ch\u00e8n v\u00e0 li\u00ean k\u1ebft<\/h3>\n

    \u0110\u1eb7t c\u00e1c s\u01a1 \u0111\u1ed3 trong kho t\u00e0i li\u1ec7u. S\u1eed d\u1ee5ng li\u00ean k\u1ebft si\u00eau v\u0103n b\u1ea3n \u0111\u1ec3 k\u1ebft n\u1ed1i s\u01a1 \u0111\u1ed3 v\u1edbi c\u00e1c t\u00e0i li\u1ec7u m\u00f4 t\u1ea3 API ho\u1eb7c s\u01a1 \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u li\u00ean quan. N\u1ebfu m\u1ed9t quy tr\u00ecnh thay \u0111\u1ed5i, h\u00e3y c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 v\u00e0 t\u00e0i li\u1ec7u li\u00ean k\u1ebft c\u00f9ng l\u00fac.<\/p>\n

    \ud83d\udee1\ufe0f C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u00f5 r\u00e0ng v\u00e0 nh\u1ea5t qu\u00e1n<\/h2>\n

    \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) v\u1eabn h\u1eefu \u00edch theo th\u1eddi gian, c\u1ea7n tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c quy \u01b0\u1edbc k\u00fd hi\u1ec7u v\u00e0 ti\u00eau chu\u1ea9n \u0111\u1eb7t t\u00ean. Nh\u1eefng b\u1ea5t nh\u1ea5t s\u1ebd d\u1eabn \u0111\u1ebfn hi\u1ec3u l\u1ea7m, l\u00e0m m\u1ea5t m\u1ee5c \u0111\u00edch c\u1ee7a s\u01a1 \u0111\u1ed3.<\/p>\n

      \n
    • Quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean nh\u1ea5t qu\u00e1n:<\/strong>S\u1eed d\u1ee5ng \u0111\u1ecbnh d\u1ea1ng chu\u1ea9n cho nh\u00e3n. V\u00ed d\u1ee5: lu\u00f4n d\u00f9ng \u0111\u1ed9ng t\u1eeb cho c\u00e1c quy tr\u00ecnh (v\u00ed d\u1ee5: \u201cX\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng\u201d) v\u00e0 danh t\u1eeb cho c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u (v\u00ed d\u1ee5: \u201cD\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o ng\u01b0\u1eddi d\u00f9ng\u201d). Kh\u00f4ng bao gi\u1edd tr\u1ed9n l\u1eabn phong c\u00e1ch \u0111\u1ed9ng t\u1eeb v\u00e0 danh t\u1eeb trong c\u00f9ng m\u1ed9t s\u01a1 \u0111\u1ed3.<\/li>\n
    • Nh\u1eadn di\u1ec7n quy tr\u00ecnh duy nh\u1ea5t:<\/strong>\u0110\u00e1nh s\u1ed1 c\u00e1c quy tr\u00ecnh theo th\u1ee9 t\u1ef1. \u0110i\u1ec1u n\u00e0y gi\u00fap tham chi\u1ebfu c\u00e1c ph\u00e9p bi\u1ebfn \u0111\u1ed5i c\u1ee5 th\u1ec3 trong qu\u00e1 tr\u00ecnh ki\u1ec3m tra m\u00e3 ngu\u1ed3n (v\u00ed d\u1ee5: \u201cKi\u1ec3m tra quy tr\u00ecnh 3.1\u201d).<\/li>\n
    • T\u1ed1i thi\u1ec3u h\u00f3a c\u00e1c giao nhau:<\/strong> H\u00e3y c\u1ed1 g\u1eafng s\u1eafp x\u1ebfp c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u1ec3 t\u1ed1i thi\u1ec3u h\u00f3a c\u00e1c giao nhau gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng n\u1ed1i. N\u1ebfu c\u00e1c \u0111\u01b0\u1eddng ph\u1ea3i giao nhau, h\u00e3y s\u1eed d\u1ee5ng k\u00fd hi\u1ec7u c\u1ea7u \u0111\u1ec3 ch\u1ec9 ra r\u1eb1ng ch\u00fang kh\u00f4ng k\u1ebft n\u1ed1i v\u1edbi nhau. \u0110i\u1ec1u n\u00e0y c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u.<\/li>\n
    • S\u1eafp x\u1ebfp theo nh\u00f3m h\u1ee3p l\u00fd:<\/strong> Nh\u00f3m c\u00e1c quy tr\u00ecnh li\u00ean quan l\u1ea1i v\u1edbi nhau v\u1ec1 m\u1eb7t tr\u1ef1c quan. N\u1ebfu ba quy tr\u00ecnh x\u1eed l\u00fd thanh to\u00e1n, h\u00e3y \u0111\u1eb7t ch\u00fang v\u00e0o m\u1ed9t c\u1ee5m. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u nhanh c\u00e1c mi\u1ec1n ch\u1ee9c n\u0103ng.<\/li>\n
    • M\u00e3 m\u00e0u:<\/strong> S\u1eed d\u1ee5ng c\u00e1c bi\u1ebfn th\u1ec3 m\u00e0u s\u1eafc tinh t\u1ebf \u0111\u1ec3 ph\u00e2n bi\u1ec7t gi\u1eefa c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u kh\u00e1c nhau ho\u1eb7c c\u00e1c m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt. V\u00ed d\u1ee5: vi\u1ec1n \u0111\u1ecf cho lu\u1ed3ng d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m v\u00e0 vi\u1ec1n xanh cho d\u1eef li\u1ec7u c\u00f4ng khai.<\/li>\n<\/ul>\n

      T\u00e0i li\u1ec7u kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c d\u1ef1a v\u00e0o vi\u1ec7c ng\u01b0\u1eddi \u0111\u1ecdc c\u00f3 ki\u1ebfn th\u1ee9c tr\u01b0\u1edbc \u0111\u00f3. M\u1ed7i m\u0169i t\u00ean, h\u1ed9p v\u00e0 nh\u00e3n ph\u1ea3i t\u1ef1 gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c ho\u1eb7c \u0111\u01b0\u1ee3c li\u00ean k\u1ebft \u0111\u1ebfn t\u1eeb \u0111i\u1ec3n thu\u1eadt ng\u1eef trong t\u00e0i li\u1ec7u.<\/p>\n

      \ud83e\uddf9 Chi\u1ebfn l\u01b0\u1ee3c b\u1ea3o tr\u00ec v\u00e0 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n<\/h2>\n

      M\u1ed9t s\u01a1 \u0111\u1ed3 kh\u00f4ng kh\u1edbp v\u1edbi m\u00e3 ngu\u1ed3n c\u00f2n t\u1ec7 h\u01a1n c\u1ea3 kh\u00f4ng c\u00f3 s\u01a1 \u0111\u1ed3 n\u00e0o. N\u00f3 t\u1ea1o ra c\u1ea3m gi\u00e1c an to\u00e0n gi\u1ea3 t\u1ea1o v\u00e0 d\u1eabn d\u1eaft c\u00e1c k\u1ef9 s\u01b0 sai l\u1ea7m. Do \u0111\u00f3, b\u1ea3o tr\u00ec l\u00e0 giai \u0111o\u1ea1n quan tr\u1ecdng nh\u1ea5t trong t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD).<\/p>\n

      \ud83d\udcdd G\u00e1n phi\u00ean b\u1ea3n<\/h3>\n

      Bao g\u1ed3m s\u1ed1 phi\u00ean b\u1ea3n trong ch\u00e2n m\u1ed7i s\u01a1 \u0111\u1ed3. Li\u00ean k\u1ebft phi\u00ean b\u1ea3n s\u01a1 \u0111\u1ed3 v\u1edbi phi\u00ean b\u1ea3n ph\u00e1t h\u00e0nh ph\u1ea7n m\u1ec1m. N\u1ebfu m\u1ed9t t\u00ednh n\u0103ng b\u1ecb lo\u1ea1i b\u1ecf, h\u00e3y l\u01b0u tr\u1eef s\u01a1 \u0111\u1ed3 c\u0169 thay v\u00ec x\u00f3a n\u00f3. \u0110i\u1ec1u n\u00e0y b\u1ea3o t\u1ed3n l\u1ecbch s\u1eed thay \u0111\u1ed5i lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ec3 ph\u1ee5c v\u1ee5 vi\u1ec7c g\u1ee1 l\u1ed7i trong t\u01b0\u01a1ng lai.<\/p>\n

      \ud83d\udd04 Qu\u1ea3n l\u00fd thay \u0111\u1ed5i<\/h3>\n

      T\u00edch h\u1ee3p c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o quy tr\u00ecnh y\u00eau c\u1ea7u h\u1ee3p nh\u1ea5t (pull request). Khi m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n thay \u0111\u1ed5i kho d\u1eef li\u1ec7u ho\u1eb7c th\u00eam \u0111i\u1ec3m cu\u1ed1i API m\u1edbi, h\u1ecd ph\u1ea3i c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 DFD t\u01b0\u01a1ng \u1ee9ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o t\u00e0i li\u1ec7u l\u00e0 m\u1ed9t ph\u1ea7n trong \u0111\u1ecbnh ngh\u0129a c\u1ee7a ‘ho\u00e0n th\u00e0nh’.<\/p>\n

      \ud83d\udcc5 Ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3<\/h3>\n

      L\u00ean l\u1ecbch ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac m\u1ed7i qu\u00fd. M\u1ed9t ki\u1ebfn tr\u00fac s\u01b0 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh c\u1ea7n \u0111i qua c\u00e1c s\u01a1 \u0111\u1ed3 c\u00f9ng v\u1edbi m\u00e3 ngu\u1ed3n hi\u1ec7n t\u1ea1i. N\u1ebfu ph\u00e1t hi\u1ec7n b\u1ea5t \u0111\u1ed3ng b\u1ed9, ch\u00fang ph\u1ea3i \u0111\u01b0\u1ee3c ghi l\u1ea1i v\u00e0 s\u1eeda ch\u1eefa ngay l\u1eadp t\u1ee9c.<\/p>\n

      \u26a0\ufe0f Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh ch\u00fang<\/h2>\n

      Ngay c\u1ea3 c\u00e1c ki\u1ebfn tr\u00fac s\u01b0 c\u00f3 kinh nghi\u1ec7m c\u0169ng m\u1eafc sai l\u1ea7m khi m\u00f4 h\u00ecnh h\u00f3a lu\u1ed3ng d\u1eef li\u1ec7u. Nh\u1eadn di\u1ec7n nh\u1eefng sai l\u1ea7m n\u00e0y s\u1edbm c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m h\u00e0ng tu\u1ea7n cho vi\u1ec7c t\u00e1i c\u1ea5u tr\u00fac v\u00e0 nh\u1ea7m l\u1eabn.<\/p>\n\n\n\n\n\n\n\n\n
      Sai l\u1ea7m<\/th>\nH\u1eadu qu\u1ea3<\/th>\nChi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u<\/th>\n<\/tr>\n<\/thead>\n
      Nh\u1ea7m l\u1eabn lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n<\/strong><\/td>\nS\u01a1 \u0111\u1ed3 ng\u1ee5 \u00fd logic \u1edf n\u01a1i ch\u1ec9 c\u00f3 d\u1eef li\u1ec7u.<\/td>\n\u0110\u1ea3m b\u1ea3o c\u00e1c m\u0169i t\u00ean bi\u1ec3u di\u1ec5n d\u1eef li\u1ec7u, ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u01b0\u1eddng th\u1ef1c thi. S\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n cho logic.<\/td>\n<\/tr>\n
      Lu\u1ed3ng d\u1eef li\u1ec7u h\u1ed7n \u0111\u1ed9n<\/strong><\/td>\nQu\u00e1 nhi\u1ec1u \u0111\u01b0\u1eddng giao nhau, khi\u1ebfn s\u01a1 \u0111\u1ed3 kh\u00f4ng th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c.<\/td>\nS\u1eed d\u1ee5ng c\u00e1c quy tr\u00ecnh con \u0111\u1ec3 gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p. Nh\u00f3m c\u00e1c lu\u1ed3ng li\u00ean quan l\u1ea1i v\u1edbi nhau.<\/td>\n<\/tr>\n
      Thi\u1ebfu kho d\u1eef li\u1ec7u<\/strong><\/td>\nGi\u1ea3 \u0111\u1ecbnh r\u1eb1ng d\u1eef li\u1ec7u t\u1ed3n t\u1ea1i m\u00e0 kh\u00f4ng c\u1ea7n l\u01b0u tr\u1eef r\u00f5 r\u00e0ng.<\/td>\nX\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng m\u1ecdi kho d\u1eef li\u1ec7u. Kh\u00f4ng n\u00ean gi\u1ea3 \u0111\u1ecbnh r\u1eb1ng b\u1ed9 \u0111\u1ec7m trong b\u1ed9 nh\u1edb \u0111\u01b0\u1ee3c t\u00ednh l\u00e0 l\u01b0u tr\u1eef.<\/td>\n<\/tr>\n
      Tham chi\u1ebfu l\u1ed7i th\u1eddi<\/strong><\/td>\nLi\u00ean k\u1ebft \u0111\u1ebfn c\u00e1c quy tr\u00ecnh kh\u00f4ng c\u00f2n t\u1ed3n t\u1ea1i n\u1eefa.<\/td>\nTh\u1ef1c hi\u1ec7n quy tr\u00ecnh ki\u1ec3m tra nghi\u00eam ng\u1eb7t trong qu\u00e1 tr\u00ecnh h\u1ee3p nh\u1ea5t m\u00e3 ngu\u1ed3n.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      M\u1ed9t l\u1ed7i ph\u1ed5 bi\u1ebfn kh\u00e1c l\u00e0 ph\u00e2n t\u00edch qu\u00e1 m\u1ee9c. Vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 c\u1ea5p 2 cho m\u1ed9t thao t\u00e1c CRUD \u0111\u01a1n gi\u1ea3n s\u1ebd l\u00e3ng ph\u00ed kh\u00f4ng gian. Ch\u1ec9 ph\u00e2n t\u00edch m\u1ed9t quy tr\u00ecnh n\u1ebfu n\u00f3 ch\u1ee9a logic ph\u1ee9c t\u1ea1p c\u1ea7n l\u00e0m r\u00f5. N\u1ebfu m\u1ed9t quy tr\u00ecnh c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c ch\u1ec9 b\u1eb1ng m\u1ed9t d\u00f2ng m\u00e3, h\u00e3y gi\u1eef n\u00f3 \u1edf c\u1ea5p \u0111\u1ed9 cao.<\/p>\n

      \ud83d\udd17 K\u1ebft n\u1ed1i c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi c\u00e1c t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac kh\u00e1c<\/h2>\n

      S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u kh\u00f4ng t\u1ed3n t\u1ea1i m\u1ed9t c\u00e1ch bi\u1ec7t. N\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c lo\u1ea1i t\u00e0i li\u1ec7u kh\u00e1c \u0111\u1ec3 t\u1ea1o n\u00ean b\u1ee9c tranh ki\u1ebfn tr\u00fac to\u00e0n di\u1ec7n. Vi\u1ec7c t\u00edch h\u1ee3p ch\u00fang t\u1ea1o n\u00ean m\u1ed9t c\u00e2u chuy\u1ec7n m\u1ea1ch l\u1ea1c.<\/p>\n

        \n
      • S\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3 (ERD):<\/strong> S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u cho th\u1ea5y d\u1eef li\u1ec7u di chuy\u1ec3n nh\u01b0 th\u1ebf n\u00e0o; s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3 cho th\u1ea5y d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac ra sao. Li\u00ean k\u1ebft c\u00e1c kho d\u1eef li\u1ec7u trong s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u1edbi c\u00e1c b\u1ea3ng t\u01b0\u01a1ng \u1ee9ng trong s\u01a1 \u0111\u1ed3 ERD.<\/li>\n
      • Th\u00f4ng s\u1ed1 API:<\/strong> B\u1ea3n \u0111\u1ed3 c\u00e1c \u0111i\u1ec3m cu\u1ed1i API v\u1edbi lu\u1ed3ng d\u1eef li\u1ec7u. N\u1ebfu m\u1ed9t lu\u1ed3ng \u0111\u01b0\u1ee3c \u0111\u00e1nh nh\u00e3n l\u00e0 \u201cG\u1eedi \u0111\u01a1n h\u00e0ng\u201d, th\u00ec t\u00e0i li\u1ec7u API ph\u1ea3i ch\u1ee9a \u0111i\u1ec3m cu\u1ed1i ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho vi\u1ec7c g\u1eedi \u0111\u01a1n h\u00e0ng \u0111\u00f3.<\/li>\n
      • S\u01a1 \u0111\u1ed3 tri\u1ec3n khai:<\/strong> Hi\u1ec3n th\u1ecb c\u00e1c kho d\u1eef li\u1ec7u n\u00e0o l\u00e0 m\u00e1y ch\u1ee7 v\u1eadt l\u00fd hay c\u00e1c kho l\u01b0u tr\u1eef \u0111\u00e1m m\u00e2y. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u00e1c \u0111\u1ed9i ng\u0169 h\u1ea1 t\u1ea7ng hi\u1ec3u \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 t\u1ea3i \u0111\u01b0\u1ee3c ng\u1ee5 \u00fd b\u1edfi lu\u1ed3ng d\u1eef li\u1ec7u.<\/li>\n
      • Ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt:<\/strong> So s\u00e1nh c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n m\u00e3 h\u00f3a. N\u1ebfu m\u1ed9t lu\u1ed3ng v\u01b0\u1ee3t qua ranh gi\u1edbi m\u1ea1ng, h\u00e3y ghi ch\u00fa giao th\u1ee9c m\u00e3 h\u00f3a y\u00eau c\u1ea7u.<\/li>\n<\/ul>\n

        B\u1eb1ng c\u00e1ch k\u1ebft n\u1ed1i c\u00e1c t\u00e0i li\u1ec7u n\u00e0y l\u1ea1i v\u1edbi nhau, b\u1ea1n t\u1ea1o n\u00ean m\u1ed9t m\u1ea1ng l\u01b0\u1edbi s\u1ef1 th\u1eadt. M\u1ed9t k\u1ef9 s\u01b0 \u0111\u1ecdc s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u c\u00f3 th\u1ec3 nh\u1ea5p v\u00e0o t\u00e0i li\u1ec7u API, r\u1ed3i \u0111\u1ebfn l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u, v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 c\u1ea5u h\u00ecnh tri\u1ec3n khai. \u0110i\u1ec1u n\u00e0y gi\u1ea3m b\u1edbt s\u1ef1 c\u1ea3n tr\u1edf khi chuy\u1ec3n \u0111\u1ed5i ng\u1eef c\u1ea3nh trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n.<\/p>\n

        \ud83d\ude80 Nh\u1eefng suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a t\u00e0i li\u1ec7u<\/h2>\n

        M\u1ee5c ti\u00eau c\u1ee7a vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea1o ra m\u1ed9t b\u1ee9c tranh ho\u00e0n h\u1ea3o ngay t\u1eeb ng\u00e0y \u0111\u1ea7u ti\u00ean. \u0110\u00f3 l\u00e0 thi\u1ebft l\u1eadp m\u1ed9t ti\u00eau chu\u1ea9n v\u1ec1 c\u00e1ch d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c nh\u1eadn th\u1ee9c v\u00e0 qu\u1ea3n l\u00fd trong su\u1ed1t v\u00f2ng \u0111\u1eddi d\u1ef1 \u00e1n. Khi t\u00e0i li\u1ec7u ph\u00e1t tri\u1ec3n song song v\u1edbi m\u00e3 ngu\u1ed3n, n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 s\u1ed1ng \u0111\u1ed9ng thay v\u00ec m\u1ed9t t\u00e0i li\u1ec7u l\u1ecbch s\u1eed.<\/p>\n

        T\u1eadp trung v\u00e0o t\u00ednh nh\u1ea5t qu\u00e1n h\u01a1n l\u00e0 s\u1ef1 ho\u00e0n h\u1ea3o. M\u1ed9t s\u01a1 \u0111\u1ed3 \u0111\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n h\u00f3a m\u1ed9t ch\u00fat nh\u01b0ng lu\u00f4n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt s\u1ebd c\u00f3 gi\u00e1 tr\u1ecb h\u01a1n so v\u1edbi m\u1ed9t s\u01a1 \u0111\u1ed3 chi ti\u1ebft \u0111\u1ebfn m\u1ee9c qu\u00e1 m\u1ee9c nh\u01b0ng \u0111\u00e3 l\u1ed7i th\u1eddi. B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c quy tr\u00ecnh v\u00e0 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c n\u00eau \u1edf \u0111\u00e2y, b\u1ea1n \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac c\u1ee7a m\u00ecnh ph\u1ee5c v\u1ee5 nh\u00f3m m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, gi\u1ea3m thi\u1ec3u l\u1ed7i v\u00e0 \u0111\u1ea9y nhanh ti\u1ebfn \u0111\u1ed9.<\/p>\n","protected":false},"excerpt":{"rendered":"

        Trong b\u1ed1i c\u1ea3nh ph\u1ee9c t\u1ea1p c\u1ee7a k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m, s\u1ef1 r\u00f5 r\u00e0ng l\u00e0 \u0111\u1ed3ng ti\u1ec1n. C\u00e1c ki\u1ebfn tr\u00fac s\u01b0 v\u00e0 nh\u00e0 vi\u1ebft k\u1ef9 thu\u1eadt th\u01b0\u1eddng \u0111\u1ed1i m\u1eb7t v\u1edbi th\u00e1ch…<\/p>\n","protected":false},"author":1,"featured_media":1937,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \ud83d\udcca","_yoast_wpseo_metadesc":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac nh\u1eb1m c\u1ea3i thi\u1ec7n s\u1ef1 r\u00f5 r\u00e0ng c\u1ee7a h\u1ec7 th\u1ed1ng, giao ti\u1ebfp v\u00e0 b\u1ea3o tr\u00ec.","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[90],"tags":[87,89],"class_list":["post-1936","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dfd","tag-academic","tag-dfd"],"yoast_head":"\nT\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \ud83d\udcca<\/title>\n<meta name=\"description\" content=\"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac nh\u1eb1m c\u1ea3i thi\u1ec7n s\u1ef1 r\u00f5 r\u00e0ng c\u1ee7a h\u1ec7 th\u1ed1ng, giao ti\u1ebfp v\u00e0 b\u1ea3o tr\u00ec.\" \/>\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.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \ud83d\udcca\" \/>\n<meta property=\"og:description\" content=\"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac nh\u1eb1m c\u1ea3i thi\u1ec7n s\u1ef1 r\u00f5 r\u00e0ng c\u1ee7a h\u1ec7 th\u1ed1ng, giao ti\u1ebfp v\u00e0 b\u1ea3o tr\u00ec.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/\" \/>\n<meta property=\"og:site_name\" content=\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-22T16:22:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1664\" \/>\n\t<meta property=\"og:image:height\" content=\"928\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"vpadmin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"vpadmin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"22 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/\"},\"author\":{\"name\":\"vpadmin\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd\"},\"headline\":\"H\u01b0\u1edbng d\u1eabn DFD: T\u00edch h\u1ee3p S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u v\u00e0o T\u00e0i li\u1ec7u Ki\u1ebfn tr\u00fac\",\"datePublished\":\"2026-03-22T16:22:28+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/\"},\"wordCount\":4457,\"publisher\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg\",\"keywords\":[\"academic\",\"dfd\"],\"articleSection\":[\"DFD\"],\"inLanguage\":\"vi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/\",\"name\":\"T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \ud83d\udcca\",\"isPartOf\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg\",\"datePublished\":\"2026-03-22T16:22:28+00:00\",\"description\":\"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac nh\u1eb1m c\u1ea3i thi\u1ec7n s\u1ef1 r\u00f5 r\u00e0ng c\u1ee7a h\u1ec7 th\u1ed1ng, giao ti\u1ebfp v\u00e0 b\u1ea3o tr\u00ec.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg\",\"contentUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg\",\"width\":1664,\"height\":928},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.tech-posts.com\/vi\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"H\u01b0\u1edbng d\u1eabn DFD: T\u00edch h\u1ee3p S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u v\u00e0o T\u00e0i li\u1ec7u Ki\u1ebfn tr\u00fac\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#website\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/\",\"name\":\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.tech-posts.com\/vi\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#organization\",\"name\":\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png\",\"contentUrl\":\"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png\",\"width\":512,\"height\":512,\"caption\":\"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation\"},\"image\":{\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd\",\"name\":\"vpadmin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g\",\"caption\":\"vpadmin\"},\"sameAs\":[\"https:\/\/www.tech-posts.com\"],\"url\":\"https:\/\/www.tech-posts.com\/vi\/author\/vpadmin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \ud83d\udcca","description":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac nh\u1eb1m c\u1ea3i thi\u1ec7n s\u1ef1 r\u00f5 r\u00e0ng c\u1ee7a h\u1ec7 th\u1ed1ng, giao ti\u1ebfp v\u00e0 b\u1ea3o tr\u00ec.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/","og_locale":"vi_VN","og_type":"article","og_title":"T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \ud83d\udcca","og_description":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac nh\u1eb1m c\u1ea3i thi\u1ec7n s\u1ef1 r\u00f5 r\u00e0ng c\u1ee7a h\u1ec7 th\u1ed1ng, giao ti\u1ebfp v\u00e0 b\u1ea3o tr\u00ec.","og_url":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/","og_site_name":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation","article_published_time":"2026-03-22T16:22:28+00:00","og_image":[{"width":1664,"height":928,"url":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg","type":"image\/jpeg"}],"author":"vpadmin","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"vpadmin","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"22 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#article","isPartOf":{"@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/"},"author":{"name":"vpadmin","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd"},"headline":"H\u01b0\u1edbng d\u1eabn DFD: T\u00edch h\u1ee3p S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u v\u00e0o T\u00e0i li\u1ec7u Ki\u1ebfn tr\u00fac","datePublished":"2026-03-22T16:22:28+00:00","mainEntityOfPage":{"@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/"},"wordCount":4457,"publisher":{"@id":"https:\/\/www.tech-posts.com\/vi\/#organization"},"image":{"@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage"},"thumbnailUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg","keywords":["academic","dfd"],"articleSection":["DFD"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/","url":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/","name":"T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac \ud83d\udcca","isPartOf":{"@id":"https:\/\/www.tech-posts.com\/vi\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage"},"image":{"@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage"},"thumbnailUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg","datePublished":"2026-03-22T16:22:28+00:00","description":"M\u1ed9t h\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 vi\u1ec7c t\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o t\u00e0i li\u1ec7u ki\u1ebfn tr\u00fac nh\u1eb1m c\u1ea3i thi\u1ec7n s\u1ef1 r\u00f5 r\u00e0ng c\u1ee7a h\u1ec7 th\u1ed1ng, giao ti\u1ebfp v\u00e0 b\u1ea3o tr\u00ec.","breadcrumb":{"@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#primaryimage","url":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg","contentUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/whimsical-infographic-data-flow-diagrams-architecture-documentation.jpg","width":1664,"height":928},{"@type":"BreadcrumbList","@id":"https:\/\/www.tech-posts.com\/vi\/integrating-data-flow-diagrams-architecture-documentation\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.tech-posts.com\/vi\/"},{"@type":"ListItem","position":2,"name":"H\u01b0\u1edbng d\u1eabn DFD: T\u00edch h\u1ee3p S\u01a1 \u0111\u1ed3 D\u00f2ng D\u1eef li\u1ec7u v\u00e0o T\u00e0i li\u1ec7u Ki\u1ebfn tr\u00fac"}]},{"@type":"WebSite","@id":"https:\/\/www.tech-posts.com\/vi\/#website","url":"https:\/\/www.tech-posts.com\/vi\/","name":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation","description":"","publisher":{"@id":"https:\/\/www.tech-posts.com\/vi\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.tech-posts.com\/vi\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/www.tech-posts.com\/vi\/#organization","name":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation","url":"https:\/\/www.tech-posts.com\/vi\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/","url":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png","contentUrl":"https:\/\/www.tech-posts.com\/vi\/wp-content\/uploads\/sites\/10\/2025\/03\/cropped-tech-posts-logo-1.png","width":512,"height":512,"caption":"Tech Posts Vietnamese - Latest Trends in AI, Software, and Digital Innovation"},"image":{"@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/476bc4d637daf851268987c1f86e31bd","name":"vpadmin","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.tech-posts.com\/vi\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/56e0eb902506d9cea7c7e209205383146b8e81c0ef2eff693d9d5e0276b3d7e3?s=96&d=mm&r=g","caption":"vpadmin"},"sameAs":["https:\/\/www.tech-posts.com"],"url":"https:\/\/www.tech-posts.com\/vi\/author\/vpadmin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/posts\/1936","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/comments?post=1936"}],"version-history":[{"count":0,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/posts\/1936\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/media\/1937"}],"wp:attachment":[{"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/media?parent=1936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/categories?post=1936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.tech-posts.com\/vi\/wp-json\/wp\/v2\/tags?post=1936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}