{"id":4106,"date":"2026-03-27T15:32:53","date_gmt":"2026-03-27T15:32:53","guid":{"rendered":"https:\/\/www.diagrams-ai.com\/vn\/dfd-in-agile-development-practical-guide\/"},"modified":"2026-03-27T15:32:53","modified_gmt":"2026-03-27T15:32:53","slug":"dfd-in-agile-development-practical-guide","status":"publish","type":"post","link":"https:\/\/www.diagrams-ai.com\/vn\/dfd-in-agile-development-practical-guide\/","title":{"rendered":"Vai tr\u00f2 c\u1ee7a s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u trong ph\u00e1t tri\u1ec3n Agile \u2013 M\u1ed9t c\u00e1i nh\u00ecn th\u1ef1c ti\u1ec5n"},"content":{"rendered":"

Ph\u00e1t tri\u1ec3n Agile th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1eafn li\u1ec1n v\u1edbi t\u1ed1c \u0111\u1ed9, t\u00ednh linh ho\u1ea1t v\u00e0 t\u00e0i li\u1ec7u t\u1ed1i thi\u1ec3u. Trong khi \u0111\u00f3, s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt m\u00f4 h\u00ecnh h\u00f3a h\u1ec7 th\u1ed1ng c\u1ed5 \u0111i\u1ec3n, t\u1eebng ph\u00e1t tri\u1ec3n m\u1ea1nh trong m\u00f4i tr\u01b0\u1eddng c\u00f3 c\u1ea5u tr\u00fac, theo k\u1ebf ho\u1ea1ch. Ban \u0111\u1ea7u, hai ph\u01b0\u01a1ng ph\u00e1p n\u00e0y d\u01b0\u1eddng nh\u01b0 m\u00e2u thu\u1eabn nhau. Tuy nhi\u00ean, khi \u0111\u01b0\u1ee3c tri\u1ec3n khai \u0111\u00fang c\u00e1ch, DFD \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u1ea7u n\u1ed1i quan tr\u1ecdng gi\u1eefa c\u00e1c y\u00eau c\u1ea7u tr\u1eebu t\u01b0\u1ee3ng v\u00e0 ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng c\u1ee5 th\u1ec3 trong khung ph\u00e1t tri\u1ec3n Agile. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1ch tr\u1ef1c quan h\u00f3a lu\u1ed3ng d\u1eef li\u1ec7u h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n l\u1eb7p l\u1ea1i m\u00e0 kh\u00f4ng hy sinh t\u00ednh r\u00f5 r\u00e0ng hay ki\u1ec3m so\u00e1t.<\/p>\n

Hi\u1ec3u r\u00f5 th\u00f4ng tin b\u1eaft ngu\u1ed3n t\u1eeb \u0111\u00e2u, c\u00e1ch n\u00f3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i v\u00e0 k\u1ebft th\u00fac \u1edf \u0111\u00e2u l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ec3 x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m m\u1ea1nh m\u1ebd. D\u00f9 b\u1ea1n \u0111ang thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac microservice hay t\u00e1i c\u1ea5u tr\u00fac \u1ee9ng d\u1ee5ng \u0111\u01a1n th\u1ec3, c\u00e1c nguy\u00ean t\u1eafc v\u1ec1 lu\u1ed3ng d\u1eef li\u1ec7u v\u1eabn lu\u00f4n gi\u1eef nguy\u00ean. Ch\u00fang ta s\u1ebd xem x\u00e9t c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n, chi\u1ebfn l\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0 gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 m\u00e0 DFD mang l\u1ea1i cho m\u1ed9t chu k\u1ef3 sprint.<\/p>\n

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\"Hand-drawn<\/figure>\n<\/div>\n

\ud83d\udcca Hi\u1ec3u s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u trong b\u1ed1i c\u1ea3nh<\/h2>\n

S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 m\u1ed9t bi\u1ec3u di\u1ec5n \u0111\u1ed3 h\u1ecda v\u1ec1 lu\u1ed3ng d\u1eef li\u1ec7u qua m\u1ed9t h\u1ec7 th\u1ed1ng th\u00f4ng tin. Kh\u00e1c v\u1edbi s\u01a1 \u0111\u1ed3 l\u01b0u \u0111\u1ed3, v\u1ed1n m\u00f4 t\u1ea3 logic \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00e1c \u0111i\u1ec3m ra quy\u1ebft \u0111\u1ecbnh, DFD t\u1eadp trung v\u00e0o d\u1eef li\u1ec7u. N\u00f3 m\u00f4 t\u1ea3 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a d\u1eef li\u1ec7u t\u1eeb ngu\u1ed3n b\u00ean ngo\u00e0i, qua c\u00e1c qu\u00e1 tr\u00ecnh, v\u00e0o c\u00e1c kho d\u1eef li\u1ec7u, v\u00e0 cu\u1ed1i c\u00f9ng \u0111\u1ebfn \u0111\u00edch b\u00ean ngo\u00e0i.<\/p>\n

Trong m\u00f4i tr\u01b0\u1eddng Agile, nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ea3n v\u1ebd t\u0129nh. Ch\u00fang l\u00e0 c\u00e1c t\u00e0i li\u1ec7u s\u1ed1ng \u0111\u1ed9ng, ph\u00e1t tri\u1ec3n song song v\u1edbi s\u1ea3n ph\u1ea9m. C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a DFD bao g\u1ed3m:<\/p>\n

    \n
  • C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:<\/strong>Ng\u01b0\u1eddi d\u00f9ng, h\u1ec7 th\u1ed1ng ho\u1eb7c t\u1ed5 ch\u1ee9c t\u01b0\u01a1ng t\u00e1c v\u1edbi ph\u1ea7n m\u1ec1m nh\u01b0ng n\u1eb1m ngo\u00e0i ranh gi\u1edbi c\u1ee7a n\u00f3.<\/li>\n
  • C\u00e1c qu\u00e1 tr\u00ecnh:<\/strong>Nh\u1eefng bi\u1ebfn \u0111\u1ed5i chuy\u1ec3n d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh d\u1eef li\u1ec7u \u0111\u1ea7u ra. \u0110\u00e2y l\u00e0 c\u00e1c h\u00e0nh \u0111\u1ed9ng do h\u1ec7 th\u1ed1ng th\u1ef1c hi\u1ec7n.<\/li>\n
  • C\u00e1c kho d\u1eef li\u1ec7u:<\/strong>N\u01a1i th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef khi kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 s\u1edf d\u1eef li\u1ec7u, t\u1ec7p tin ho\u1eb7c h\u00e0ng \u0111\u1ee3i.<\/li>\n
  • C\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u:<\/strong>C\u00e1c h\u00e0nh tr\u00ecnh d\u1eef li\u1ec7u \u0111i gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3, qu\u00e1 tr\u00ecnh v\u00e0 kho d\u1eef li\u1ec7u. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c ghi nh\u00e3n b\u1eb1ng lo\u1ea1i th\u00f4ng tin \u0111ang \u0111\u01b0\u1ee3c di chuy\u1ec3n.<\/li>\n<\/ul>\n

    Khi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 ng\u01b0\u1eddi s\u1edf h\u1eefu s\u1ea3n ph\u1ea9m xem m\u1ed9t DFD, h\u1ecd nh\u00ecn th\u1ea5y ‘\u0111i\u1ec1u g\u00ec’ c\u1ee7a h\u1ec7 th\u1ed1ng ch\u1ee9 kh\u00f4ng ph\u1ea3i ‘c\u00e1ch th\u1ee9c’ n\u00e0o. S\u1ef1 ph\u00e2n bi\u1ec7t n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u00f3 gi\u00fap \u0111\u1ed9i ng\u0169 x\u00e1c minh r\u1eb1ng t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn tr\u01b0\u1edbc khi vi\u1ebft b\u1ea5t k\u1ef3 d\u00f2ng m\u00e3 n\u00e0o.<\/p>\n

    \ud83e\udd1d M\u00e2u thu\u1eabn trong Agile: T\u00e0i li\u1ec7u so v\u1edbi t\u1ed1c \u0111\u1ed9<\/h2>\n

    M\u1ed9t s\u1ef1 do d\u1ef1 ph\u1ed5 bi\u1ebfn trong c\u00e1c \u0111\u1ed9i Agile l\u00e0 lo ng\u1ea1i v\u1ec1 chi ph\u00ed ph\u00e1t sinh khi t\u1ea1o s\u01a1 \u0111\u1ed3. Tuy\u00ean ng\u00f4n Agile coi tr\u1ecdng ph\u1ea7n m\u1ec1m ho\u1ea1t \u0111\u1ed9ng h\u01a1n l\u00e0 t\u00e0i li\u1ec7u to\u00e0n di\u1ec7n. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 t\u00e0i li\u1ec7u v\u00f4 gi\u00e1 tr\u1ecb. N\u00f3 c\u00f3 ngh\u0129a l\u00e0 t\u00e0i li\u1ec7u ph\u1ea3i th\u1ef1c s\u1ef1 h\u1eefu \u00edch v\u00e0 kh\u00f4ng t\u1ea1o ra r\u00e0o c\u1ea3n kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n

    DFD c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh \u0111i\u1ec3m ngh\u1ebdn n\u1ebfu \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t. Thay v\u00e0o \u0111\u00f3, ch\u00fang n\u00ean \u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 giao ti\u1ebfp. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng l\u00fd do ch\u00ednh \u0111\u1ec3 duy tr\u00ec DFD trong quy tr\u00ecnh Agile:<\/p>\n

      \n
    • M\u00f4 h\u00ecnh t\u01b0 duy chung:<\/strong>C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, ki\u1ec3m th\u1eed vi\u00ean v\u00e0 c\u00e1c b\u00ean li\u00ean quan th\u01b0\u1eddng hi\u1ec3u kh\u00e1c nhau v\u1ec1 y\u00eau c\u1ea7u. M\u1ed9t s\u01a1 \u0111\u1ed3 gi\u00fap \u0111\u1ed3ng b\u1ed9 h\u00f3a quan \u0111i\u1ec3m ngay l\u1eadp t\u1ee9c.<\/li>\n
    • Ph\u00e1t hi\u1ec7n kho\u1ea3ng tr\u1ed1ng:<\/strong>Vi\u1ec7c tr\u1ef1c quan h\u00f3a lu\u1ed3ng d\u1eef li\u1ec7u th\u01b0\u1eddng ph\u00e1t hi\u1ec7n ra c\u00e1c \u0111\u1ea7u v\u00e0o ho\u1eb7c \u0111\u1ea7u ra b\u1ecb thi\u1ebfu m\u00e0 c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng d\u1ef1a tr\u00ean v\u0103n b\u1ea3n c\u00f3 th\u1ec3 b\u1ecf qua.<\/li>\n
    • L\u00e0m quen v\u1edbi h\u1ec7 th\u1ed1ng:<\/strong>C\u00e1c th\u00e0nh vi\u00ean m\u1edbi c\u00f3 th\u1ec3 hi\u1ec3u nhanh logic h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p h\u01a1n b\u1eb1ng c\u00e1ch xem s\u01a1 \u0111\u1ed3 thay v\u00ec \u0111\u1ecdc h\u00e0ng trang t\u00e0i li\u1ec7u.<\/li>\n
    • Ph\u00e2n t\u00edch t\u00e1c \u0111\u1ed9ng:<\/strong>Khi c\u00f3 thay \u0111\u1ed5i x\u1ea3y ra, DFD gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh ho\u1eb7c kho d\u1eef li\u1ec7u ph\u00eda sau s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/li>\n<\/ul>\n

      M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea1o ra nh\u1eefng s\u01a1 \u0111\u1ed3 ho\u00e0n h\u1ea3o m\u1ea5t h\u00e0ng tu\u1ea7n \u0111\u1ec3 v\u1ebd. M\u1ee5c ti\u00eau l\u00e0 t\u1ea1o ra s\u1ef1 r\u00f5 r\u00e0ng \u0111\u1ee7 \u0111\u1ec3 gi\u1ea3m thi\u1ec3u c\u00f4ng vi\u1ec7c ph\u1ea3i l\u00e0m l\u1ea1i. M\u1ed9t b\u1ea3n ph\u00e1c th\u1ea3o nhanh tr\u00ean b\u1ea3ng tr\u1eafng, \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n sau n\u00e0y, th\u01b0\u1eddng c\u00f3 gi\u00e1 tr\u1ecb h\u01a1n m\u1ed9t t\u00e0i li\u1ec7u ho\u00e0n ch\u1ec9nh nh\u01b0ng ch\u01b0a bao gi\u1edd \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt.<\/p>\n

      \ud83d\udee0 T\u00edch h\u1ee3p DFD v\u00e0o chu k\u1ef3 sprint<\/h2>\n

      Vi\u1ec7c t\u00edch h\u1ee3p m\u00f4 h\u00ecnh h\u00f3a h\u1ec7 th\u1ed1ng v\u00e0o m\u1ed9t chu k\u1ef3 sprint Agile \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ef7 lu\u1eadt. C\u00e1c s\u01a1 \u0111\u1ed3 ph\u1ea3i \u0111\u01b0\u1ee3c t\u1ea1o v\u00e0o th\u1eddi \u0111i\u1ec3m th\u00edch h\u1ee3p v\u00e0 v\u1edbi m\u1ee9c \u0111\u1ed9 chi ti\u1ebft ph\u00f9 h\u1ee3p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch c\u00e1ch DFD ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c bu\u1ed5i h\u1ecdp Agile ti\u00eau chu\u1ea9n.<\/p>\n

      1. R\u00e0 so\u00e1t danh s\u00e1ch c\u00f4ng vi\u1ec7c<\/h3>\n

      Trong giai \u0111o\u1ea1n tinh ch\u1ec9nh, \u0111\u1ed9i ng\u0169 chia nh\u1ecf c\u00e1c b\u1ea3n ghi l\u1edbn th\u00e0nh c\u00e1c c\u00e2u chuy\u1ec7n. \u0110\u00e2y l\u00e0 th\u1eddi \u0111i\u1ec3m l\u00fd t\u01b0\u1edfng \u0111\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3 DFD c\u1ea5p cao. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ed9i ng\u0169 hi\u1ec3u r\u00f5 ph\u1ea1m vi c\u1ee7a b\u1ea3n ghi l\u1edbn li\u00ean quan \u0111\u1ebfn vi\u1ec7c di chuy\u1ec3n d\u1eef li\u1ec7u. N\u1ebfu m\u1ed9t b\u1ea3n ghi l\u1edbn bao g\u1ed3m vi\u1ec7c chuy\u1ec3n d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng t\u1eeb h\u1ec7 th\u1ed1ng c\u0169 sang b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n m\u1edbi, s\u01a1 \u0111\u1ed3 DFD s\u1ebd l\u00e0m n\u1ed5i b\u1eadt c\u00e1c b\u01b0\u1edbc chuy\u1ec3n \u0111\u1ed5i c\u1ea7n thi\u1ebft.<\/p>\n

      2. L\u1eadp k\u1ebf ho\u1ea1ch Sprint<\/h3>\n

      Sau khi danh s\u00e1ch c\u00f4ng vi\u1ec7c Sprint \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, \u0111\u1ed9i ng\u0169 c\u00f3 th\u1ec3 \u0111i s\u00e2u h\u01a1n. \u0110\u1ed1i v\u1edbi c\u00e1c c\u00e2u chuy\u1ec7n ph\u1ee9c t\u1ea1p, s\u01a1 \u0111\u1ed3 DFD c\u1ea5p 1 ho\u1eb7c c\u1ea5p 2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u01b0\u1ee3c giao nhi\u1ec7m v\u1ee5 hi\u1ec3u r\u00f5 c\u00e1c ph\u1ee5 thu\u1ed9c d\u1eef li\u1ec7u. N\u00f3 ng\u0103n ch\u1eb7n t\u00ecnh hu\u1ed1ng m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n x\u00e2y d\u1ef1ng m\u1ed9t \u0111i\u1ec3m cu\u1ed1i mong \u0111\u1ee3i d\u1eef li\u1ec7u theo \u0111\u1ecbnh d\u1ea1ng m\u00e0 quy tr\u00ecnh ti\u1ebfp theo kh\u00f4ng th\u1ec3 x\u1eed l\u00fd.<\/p>\n

      3. Cu\u1ed9c h\u1ecdp h\u00e0ng ng\u00e0y<\/h3>\n

      M\u1eb7c d\u00f9 kh\u00f4ng ph\u1ea3i ng\u00e0y n\u00e0o c\u0169ng c\u1ea7n v\u1ebd s\u01a1 \u0111\u1ed3, nh\u01b0ng c\u00e1c \u0111i\u1ec3m ngh\u1ebdn th\u01b0\u1eddng li\u00ean quan \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u. N\u1ebfu m\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n b\u1ecb m\u1eafc k\u1eb9t v\u00ec m\u1ed9t kho d\u1eef li\u1ec7u thi\u1ebfu ch\u1ec9 m\u1ee5c ho\u1eb7c m\u1ed9t lu\u1ed3ng b\u1ecb ch\u1eb7n do v\u1ea5n \u0111\u1ec1 quy\u1ec1n truy c\u1eadp, vi\u1ec7c tham kh\u1ea3o s\u01a1 \u0111\u1ed3 DFD s\u1ebd gi\u00fap l\u00e0m r\u00f5 tr\u1ea1ng th\u00e1i mong \u0111\u1ee3i so v\u1edbi tr\u1ea1ng th\u00e1i th\u1ef1c t\u1ebf.<\/p>\n

      4. Xem x\u00e9t v\u00e0 r\u00fat kinh nghi\u1ec7m<\/h3>\n

      Sau m\u1ed7i Sprint, \u0111\u1ed9i ng\u0169 n\u00ean xem x\u00e9t xem c\u00e1c s\u01a1 \u0111\u1ed3 DFD v\u1eabn c\u00f2n ph\u00f9 h\u1ee3p v\u1edbi m\u00e3 ngu\u1ed3n \u0111\u00e3 tri\u1ec3n khai hay kh\u00f4ng. N\u1ebfu ki\u1ebfn tr\u00fac \u0111\u00e3 l\u1ec7ch kh\u1ecfi b\u1ea3n v\u1ebd ban \u0111\u1ea7u, s\u01a1 \u0111\u1ed3 c\u1ea7n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt. Th\u00f3i quen n\u00e0y gi\u00fap t\u00e0i li\u1ec7u lu\u00f4n c\u1eadp nh\u1eadt v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u00e1c Sprint ti\u1ebfp theo.<\/p>\n

      \ud83d\udcc9 C\u00e1c m\u1ee9c \u0111\u1ed9 chi ti\u1ebft trong s\u01a1 \u0111\u1ed3 DFD Agile<\/h2>\n

      Kh\u00f4ng ph\u1ea3i t\u00ednh n\u0103ng n\u00e0o c\u0169ng c\u1ea7n \u0111i s\u00e2u v\u00e0o t\u1eebng giao d\u1ecbch d\u1eef li\u1ec7u. C\u00e1c m\u1ee9c \u0111\u1ed9 s\u01a1 \u0111\u1ed3 DFD kh\u00e1c nhau ph\u1ee5c v\u1ee5 c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau trong v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n. S\u1eed d\u1ee5ng m\u1ee9c \u0111\u1ed9 ph\u00f9 h\u1ee3p s\u1ebd ng\u0103n ng\u1eeba c\u1ea3 hi\u1ec7n t\u01b0\u1ee3ng thi\u1ebfu m\u00f4 t\u1ea3 v\u00e0 qu\u00e1 thi\u1ebft k\u1ebf.<\/p>\n\n\n\n\n\n\n\n\n
      M\u1ee9c \u0111\u1ed9<\/th>\nTr\u1ecdng t\u00e2m<\/th>\nKhi n\u00e0o s\u1eed d\u1ee5ng<\/th>\n\u0110\u1ed1i t\u01b0\u1ee3ng th\u01b0\u1eddng g\u1eb7p<\/th>\n<\/tr>\n<\/thead>\n
      S\u01a1 \u0111\u1ed3 b\u1ed1i c\u1ea3nh<\/strong><\/td>\nBi\u00ean gi\u1edbi h\u1ec7 th\u1ed1ng v\u00e0 c\u00e1c t\u01b0\u01a1ng t\u00e1c b\u00ean ngo\u00e0i.<\/td>\nKh\u1edfi \u0111\u1ed9ng d\u1ef1 \u00e1n ho\u1eb7c l\u1eadp k\u1ebf ho\u1ea1ch c\u1ea5p cao.<\/td>\nC\u00e1c b\u00ean li\u00ean quan, Ki\u1ebfn tr\u00fac s\u01b0<\/td>\n<\/tr>\n
      M\u1ee9c \u0111\u1ed9 0 (C\u1ea5p cao)<\/strong><\/td>\nC\u00e1c quy tr\u00ecnh ch\u00ednh b\u00ean trong h\u1ec7 th\u1ed1ng.<\/td>\nGiai \u0111o\u1ea1n thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng ho\u1eb7c l\u1eadp k\u1ebf ho\u1ea1ch t\u00ednh n\u0103ng ch\u00ednh.<\/td>\nTr\u01b0\u1edfng nh\u00f3m, Nh\u00e0 ph\u00e1t tri\u1ec3n c\u1ea5p cao<\/td>\n<\/tr>\n
      M\u1ee9c \u0111\u1ed9 1 (Trung b\u00ecnh)<\/strong><\/td>\nPh\u00e2n t\u00edch c\u00e1c quy tr\u00ecnh ch\u00ednh.<\/td>\nL\u1eadp k\u1ebf ho\u1ea1ch Sprint cho c\u00e1c t\u00ednh n\u0103ng ph\u1ee9c t\u1ea1p.<\/td>\nNh\u00e0 ph\u00e1t tri\u1ec3n, Ki\u1ec3m th\u1eed<\/td>\n<\/tr>\n
      M\u1ee9c \u0111\u1ed9 2 (Chi ti\u1ebft)<\/strong><\/td>\nC\u00e1c ph\u00e9p bi\u1ebfn \u0111\u1ed5i d\u1eef li\u1ec7u c\u1ee5 th\u1ec3.<\/td>\nGiai \u0111o\u1ea1n vi\u1ebft m\u00e3 cho logic ph\u1ee9c t\u1ea1p ho\u1eb7c c\u00e1c \u0111i\u1ec3m t\u00edch h\u1ee3p.<\/td>\nNh\u00e0 ph\u00e1t tri\u1ec3n c\u00e1 nh\u00e2n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      Th\u01b0\u1eddng xuy\u00ean x\u1ea3y ra v\u1edbi c\u00e1c \u0111\u1ed9i Agile l\u00e0 b\u1eaft \u0111\u1ea7u b\u1eb1ng s\u01a1 \u0111\u1ed3 b\u1ed1i c\u1ea3nh, v\u00e0 ch\u1ec9 \u0111i s\u00e2u \u0111\u1ebfn m\u1ee9c \u0111\u1ed9 1 ho\u1eb7c 2 khi m\u1ed9t t\u00ednh n\u0103ng c\u1ee5 th\u1ec3 y\u00eau c\u1ea7u. C\u00e1ch ti\u1ebfp c\u1eadn m\u00f4 h\u00ecnh h\u00f3a theo nhu c\u1ea7u n\u00e0y \u0111\u1ea3m b\u1ea3o c\u00f4ng s\u1ee9c kh\u00f4ng b\u1ecb l\u00e3ng ph\u00ed v\u00e0o c\u00e1c chi ti\u1ebft c\u00f3 th\u1ec3 thay \u0111\u1ed5i trong l\u1ea7n l\u1eb7p ti\u1ebfp theo.<\/p>\n

      \ud83d\udd04 B\u1ea3n \u0111\u1ed3 h\u00f3a DFD sang C\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng<\/h2>\n

      M\u1ed9t trong nh\u1eefng \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf nh\u1ea5t c\u1ee7a DFD trong Agile l\u00e0 b\u1ea3n \u0111\u1ed3 h\u00f3a ch\u00fang tr\u1ef1c ti\u1ebfp sang C\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng. C\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng m\u00f4 t\u1ea3 ch\u1ee9c n\u0103ng t\u1eeb g\u00f3c nh\u00ecn ng\u01b0\u1eddi d\u00f9ng (v\u00ed d\u1ee5: \u201cL\u00e0 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n c\u1eadp nh\u1eadt h\u1ed3 s\u01a1 c\u1ee7a m\u00ecnh\u201d). DFD m\u00f4 t\u1ea3 c\u00e1c c\u01a1 ch\u1ebf d\u1eef li\u1ec7u \u0111\u1eb1ng sau ch\u1ee9c n\u0103ng \u0111\u00f3.<\/p>\n

      H\u00e3y xem x\u00e9t m\u1ed9t c\u00e2u chuy\u1ec7n v\u1ec1 \u201cX\u1eed l\u00fd m\u1ed9t kho\u1ea3n thanh to\u00e1n\u201d. M\u1ed9t C\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng t\u1eadp trung v\u00e0o tr\u1ea1ng th\u00e1i th\u00e0nh c\u00f4ng. M\u1ed9t DFD t\u1eadp trung v\u00e0o h\u00e0nh tr\u00ecnh c\u1ee7a d\u1eef li\u1ec7u ti\u1ec1n. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p ch\u00fang, \u0111\u1ed9i ng\u0169 \u0111\u1ea3m b\u1ea3o y\u00eau c\u1ea7u ch\u1ee9c n\u0103ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi th\u1ef1c t\u1ebf k\u1ef9 thu\u1eadt.<\/p>\n

      D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch b\u1ea3n \u0111\u1ed3 h\u00f3a ho\u1ea1t \u0111\u1ed9ng:<\/p>\n

        \n
      • Entiti b\u00ean ngo\u00e0i:<\/strong> Ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c C\u1ed5ng thanh to\u00e1n.<\/li>\n
      • Quy tr\u00ecnh:<\/strong> H\u00e0m \u201cX\u00e1c minh thanh to\u00e1n\u201d b\u00ean trong m\u00e3 ngu\u1ed3n.<\/li>\n
      • Kho d\u1eef li\u1ec7u:<\/strong> Nh\u1eadt k\u00fd giao d\u1ecbch ho\u1eb7c S\u1ed5 k\u1ebf to\u00e1n.<\/li>\n
      • D\u00f2ng d\u1eef li\u1ec7u:<\/strong> D\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o API ch\u1ee9a m\u00e3 th\u00f4ng b\u00e1o th\u1ebb t\u00edn d\u1ee5ng.<\/li>\n<\/ul>\n

        Vi\u1ec7c b\u1ea3n \u0111\u1ed3 h\u00f3a n\u00e0y gi\u00fap t\u1ea1o ra c\u00e1c ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn. N\u1ebfu DFD cho th\u1ea5y lu\u1ed3ng d\u1eef li\u1ec7u \u0111i \u0111\u1ebfn kho \u201cNh\u1eadt k\u00fd giao d\u1ecbch\u201d, c\u00e1c ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn ph\u1ea3i bao g\u1ed3m vi\u1ec7c x\u00e1c minh r\u1eb1ng m\u1ee5c ghi nh\u1eadt k\u00fd \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh c\u00f4ng. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed1i li\u00ean h\u1ec7 theo d\u00f5i \u0111\u01b0\u1ee3c gi\u1eefa s\u01a1 \u0111\u1ed3 v\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p ki\u1ec3m th\u1eed.<\/p>\n

        \ud83e\udde9 X\u1eed l\u00fd c\u00e1c c\u1ea5u tr\u00fac d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p<\/h2>\n

        C\u00e1c \u1ee9ng d\u1ee5ng hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng ph\u1ea3i x\u1eed l\u00fd c\u00e1c c\u1ea5u tr\u00fac d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p, c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng l\u1ed3ng nhau v\u00e0 x\u1eed l\u00fd b\u1ea5t \u0111\u1ed3ng b\u1ed9. C\u00e1c DFD truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c tr\u1ef1c quan h\u00f3a c\u00e1c h\u00e0ng \u0111\u1ee3i b\u1ea5t \u0111\u1ed3ng b\u1ed9 ho\u1eb7c ki\u1ebfn tr\u00fac d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh. Trong b\u1ed1i c\u1ea3nh Agile, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh k\u00fd hi\u1ec7u \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

        \u0110\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n, c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c xem nh\u01b0 c\u00e1c s\u1ef1 ki\u1ec7n k\u00edch ho\u1ea1t quy tr\u00ecnh. Khi s\u1eed d\u1ee5ng h\u00e0ng \u0111\u1ee3i, kho d\u1eef li\u1ec7u \u0111\u1ea1i di\u1ec7n cho m\u00e1y ch\u1ee7 tin nh\u1eafn. Khi s\u1eed d\u1ee5ng API, lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ea1i di\u1ec7n cho chu k\u1ef3 y\u00eau c\u1ea7u\/ph\u1ea3n h\u1ed3i. Nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i v\u1eabn nh\u01b0 nhau: theo d\u00f5i th\u00f4ng tin.<\/p>\n

        Khi x\u1eed l\u00fd c\u00e1c microservice, m\u1ed9t DFD c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng \u0111\u1ec3 hi\u1ec3n th\u1ecb giao ti\u1ebfp gi\u1eefa c\u00e1c d\u1ecbch v\u1ee5. \u0110i\u1ec1u n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 hi\u1ec3u v\u1ec1 \u0111\u1ed9 tr\u1ec5 v\u00e0 c\u00e1c \u0111i\u1ec3m l\u1ed7i. N\u1ebfu D\u1ecbch v\u1ee5 A g\u1eedi d\u1eef li\u1ec7u \u0111\u1ebfn D\u1ecbch v\u1ee5 B, DFD s\u1ebd l\u00e0m r\u00f5 m\u1ed1i ph\u1ee5 thu\u1ed9c \u0111\u00f3. Trong m\u1ed9t h\u1ec7 th\u1ed1ng monolith, m\u1ed1i ph\u1ee5 thu\u1ed9c n\u00e0y c\u00f3 th\u1ec3 b\u1ecb \u1ea9n \u0111i cho \u0111\u1ebfn khi g\u00e2y ra v\u1ea5n \u0111\u1ec1 hi\u1ec7u su\u1ea5t.<\/p>\n

        \ud83e\uddf1 H\u1ee3p t\u00e1c v\u00e0 giao ti\u1ebfp<\/h2>\n

        DFD n\u1ed5i b\u1eadt trong vi\u1ec7c th\u00fac \u0111\u1ea9y cu\u1ed9c tr\u00f2 chuy\u1ec7n. Ch\u00fang \u0111\u1ee7 trung l\u1eadp v\u1ec1 ng\u00f4n ng\u1eef \u0111\u1ec3 c\u00e1c nh\u00e0 ph\u00e2n t\u00edch kinh doanh v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 th\u1ea3o lu\u1eadn v\u1ec1 c\u00f9ng m\u1ed9t t\u00e0i li\u1ec7u m\u00e0 kh\u00f4ng g\u00e2y nh\u1ea7m l\u1eabn. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y \u0111\u00f2i h\u1ecfi s\u01a1 \u0111\u1ed3 ph\u1ea3i d\u1ec5 ti\u1ebfp c\u1eadn v\u00e0 d\u1ec5 \u0111\u1ecdc.<\/p>\n

        C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t cho vi\u1ec7c v\u1ebd s\u01a1 \u0111\u1ed3 h\u1ee3p t\u00e1c bao g\u1ed3m:<\/p>\n

          \n
        • V\u1ebd tr\u00ean b\u1ea3ng tr\u1eafng:<\/strong> B\u1eaft \u0111\u1ea7u b\u1eb1ng b\u1ea3ng tr\u1eafng v\u1eadt l\u00fd ho\u1eb7c \u1ea3o trong bu\u1ed5i l\u1eadp k\u1ebf ho\u1ea1ch sprint. \u0110i\u1ec1u n\u00e0y khuy\u1ebfn kh\u00edch s\u1ef1 tham gia.<\/li>\n
        • C\u00f4ng c\u1ee5:<\/strong> S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 m\u00f4 h\u00ecnh h\u00f3a chung cho ph\u00e9p ch\u1ec9nh s\u1eeda theo th\u1eddi gian th\u1ef1c. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u th\u1ea5y phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t.<\/li>\n
        • Ghi ch\u00fa:<\/strong> S\u1eed d\u1ee5ng ch\u00fa th\u00edch tr\u00ean s\u01a1 \u0111\u1ed3 \u0111\u1ec3 gi\u1ea3i th\u00edch c\u00e1c quy\u1ebft \u0111\u1ecbnh ho\u1eb7c r\u00e0ng bu\u1ed9c c\u1ee5 th\u1ec3. \u0110i\u1ec1u n\u00e0y ghi l\u1ea1i l\u00fd do \u0111\u1eb1ng sau \u201c\u0111i\u1ec1u g\u00ec\u201d.<\/li>\n
        • Ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n:<\/strong> Xem s\u01a1 \u0111\u1ed3 nh\u01b0 m\u00e3 ngu\u1ed3n. L\u01b0u tr\u1eef ch\u00fang trong c\u00f9ng m\u1ed9t kho l\u01b0u tr\u1eef v\u1edbi m\u00e3 ngu\u1ed3n \u1ee9ng d\u1ee5ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o ch\u00fang \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt c\u00f9ng v\u1edbi ph\u1ea7n m\u1ec1m.<\/li>\n<\/ul>\n

          Khi m\u1ed9t s\u01a1 \u0111\u1ed3 \u0111\u01b0\u1ee3c l\u01b0u trong kho l\u01b0u tr\u1eef, n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n c\u1ee7a quy tr\u00ecnh t\u00edch h\u1ee3p li\u00ean t\u1ee5c. C\u00e1c ki\u1ec3m tra t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 x\u00e1c minh r\u1eb1ng s\u01a1 \u0111\u1ed3 kh\u1edbp v\u1edbi c\u1ea5u h\u00ecnh \u0111\u00e3 tri\u1ec3n khai trong m\u1ed9t s\u1ed1 ng\u1eef c\u1ea3nh, m\u1eb7c d\u00f9 \u0111\u00e2y l\u00e0 c\u00e1ch s\u1eed d\u1ee5ng n\u00e2ng cao.<\/p>\n

          \ud83d\udea7 Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 c\u00e1ch tr\u00e1nh ch\u00fang<\/h2>\n

          Ngay c\u1ea3 v\u1edbi nh\u1eefng \u00fd \u0111\u1ecbnh t\u1ed1t nh\u1ea5t, c\u00e1c \u0111\u1ed9i nh\u00f3m v\u1eabn c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng sai s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD). Nh\u1eadn di\u1ec7n nh\u1eefng sai l\u1ea7m n\u00e0y t\u1eeb s\u1edbm s\u1ebd ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c.<\/p>\n

          1. B\u1eaby ‘S\u01a1 \u0111\u1ed3 Ho\u00e0n h\u1ea3o’<\/h3>\n

          \u0110\u00f4i khi c\u00e1c \u0111\u1ed9i nh\u00f3m d\u00e0nh qu\u00e1 nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 l\u00e0m cho s\u01a1 \u0111\u1ed3 tr\u00f4ng \u0111\u1eb9p m\u1eaft. Trong Agile, m\u1ed9t b\u1ea3n ph\u00e1c th\u1ea3o th\u00f4 s\u01a1 c\u00f2n t\u1ed1t h\u01a1n m\u1ed9t t\u00e0i li\u1ec7u ho\u00e0n h\u1ea3o. H\u00e3y t\u1eadp trung v\u00e0o s\u1ef1 r\u00f5 r\u00e0ng, ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u1ea9m m\u1ef9. N\u1ebfu m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 hi\u1ec3u lu\u1ed3ng d\u1eef li\u1ec7u t\u1eeb m\u1ed9t b\u1ea3n v\u1ebd ngu\u1ec7ch ngo\u1ea1c, th\u00ec \u0111i\u1ec1u \u0111\u00f3 l\u00e0 \u0111\u1ee7.<\/p>\n

          2. B\u1ecf qua C\u00e1c Kho L\u01b0u Tr\u1eef D\u1eef Li\u1ec7u<\/h3>\n

          D\u1ec5 d\u00e0ng t\u1eadp trung v\u00e0o c\u00e1c quy tr\u00ecnh m\u00e0 qu\u00ean m\u1ea5t d\u1eef li\u1ec7u \u0111ang \u0111\u01b0\u1ee3c l\u01b0u \u1edf \u0111\u00e2u. N\u1ebfu m\u1ed9t quy tr\u00ecnh ghi d\u1eef li\u1ec7u v\u00e0o m\u1ed9t kho m\u00e0 kh\u00f4ng c\u00f3 quy tr\u00ecnh n\u00e0o kh\u00e1c \u0111\u1ecdc, th\u00ec \u0111\u00f3 l\u00e0 g\u00e1nh n\u1eb7ng v\u00f4 \u00edch. N\u1ebfu m\u1ed9t quy tr\u00ecnh \u0111\u1ecdc t\u1eeb m\u1ed9t kho m\u00e0 kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt, d\u1eef li\u1ec7u s\u1ebd tr\u1edf n\u00ean l\u1ed7i th\u1eddi. Vi\u1ec7c xem x\u00e9t \u0111\u1ecbnh k\u1ef3 c\u00e1c kho l\u01b0u tr\u1eef d\u1eef li\u1ec7u s\u1ebd \u0111\u1ea3m b\u1ea3o s\u01a1 \u0111\u1ed3 lu\u00f4n ch\u00ednh x\u00e1c.<\/p>\n

          3. M\u00f4 h\u00ecnh h\u00f3a qu\u00e1 m\u1ee9c<\/h3>\n

          Kh\u00f4ng ph\u1ea3i bi\u1ebfn n\u00e0o c\u0169ng c\u1ea7n c\u00f3 m\u1ed9t \u0111\u01b0\u1eddng tr\u00ean s\u01a1 \u0111\u1ed3. H\u00e3y t\u1eadp trung v\u00e0o c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u c\u00f3 gi\u00e1 tr\u1ecb cao. N\u1ebfu m\u1ed9t h\u1ec7 th\u1ed1ng c\u00f3 c\u00e0i \u0111\u1eb7t thay \u0111\u1ed5i r\u1ea5t \u00edt, c\u00f3 th\u1ec3 n\u00f3 kh\u00f4ng c\u1ea7n m\u1ed9t \u0111\u01b0\u1eddng lu\u1ed3ng chi ti\u1ebft. Vi\u1ec7c m\u00f4 h\u00ecnh h\u00f3a qu\u00e1 m\u1ee9c s\u1ebd t\u1ea1o ra ti\u1ebfng \u1ed3n v\u00e0 khi\u1ebfn s\u01a1 \u0111\u1ed3 kh\u00f3 b\u1ea3o tr\u00ec.<\/p>\n

          4. Thi\u1ebfu Ng\u01b0\u1eddi Ch\u1ecbu Tr\u00e1ch Nhi\u1ec7m<\/h3>\n

          Ai l\u00e0 ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 DFD khi m\u00e3 ngu\u1ed3n thay \u0111\u1ed5i? N\u1ebfu kh\u00f4ng ai ch\u1ecbu tr\u00e1ch nhi\u1ec7m, s\u01a1 \u0111\u1ed3 s\u1ebd nhanh ch\u00f3ng tr\u1edf n\u00ean l\u1ed7i th\u1eddi. H\u00e3y giao quy\u1ec1n s\u1edf h\u1eefu s\u01a1 \u0111\u1ed3 cho tr\u01b0\u1edfng nh\u00f3m ho\u1eb7c ki\u1ebfn tr\u00fac s\u01b0 ph\u1ee5 tr\u00e1ch l\u0129nh v\u1ef1c c\u1ee5 th\u1ec3 \u0111\u00f3.<\/p>\n

          \ud83d\udcc8 \u0110o L\u01b0\u1eddng Gi\u00e1 Tr\u1ecb<\/h2>\n

          L\u00e0m sao b\u1ea1n bi\u1ebft vi\u1ec7c s\u1eed d\u1ee5ng DFD th\u1ef1c s\u1ef1 c\u00f3 gi\u00fap \u0111\u1ed9i nh\u00f3m Agile kh\u00f4ng? H\u00e3y theo d\u00f5i nh\u1eefng d\u1ea5u hi\u1ec7u sau theo th\u1eddi gian:<\/p>\n

            \n
          • Gi\u1ea3m thi\u1ec3u l\u1ed7i:<\/strong>C\u00f3 \u00edt l\u1ed7i h\u01a1n li\u00ean quan \u0111\u1ebfn x\u1eed l\u00fd d\u1eef li\u1ec7u ho\u1eb7c c\u00e1c \u0111i\u1ec3m t\u00edch h\u1ee3p kh\u00f4ng?<\/li>\n
          • Chu\u1ea9n b\u1ecb nhanh h\u01a1n:<\/strong>C\u00f3 m\u1ea5t \u00edt th\u1eddi gian h\u01a1n \u0111\u1ec3 nh\u00e2n vi\u00ean m\u1edbi hi\u1ec3u h\u1ec7 th\u1ed1ng kh\u00f4ng?<\/li>\n
          • L\u00ean k\u1ebf ho\u1ea1ch r\u00f5 r\u00e0ng h\u01a1n:<\/strong>C\u00f3 m\u1ea5t \u00edt th\u1eddi gian h\u01a1n cho vi\u1ec7c l\u1eadp k\u1ebf ho\u1ea1ch sprint v\u00ec c\u00e1c ph\u1ee5 thu\u1ed9c \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc kh\u00f4ng?<\/li>\n
          • Ki\u1ec3m th\u1eed t\u1ed1t h\u01a1n:<\/strong>C\u00e1c tr\u01b0\u1eddng h\u1ee3p ki\u1ec3m th\u1eed c\u00f3 to\u00e0n di\u1ec7n h\u01a1n v\u00ec ch\u00fang bao qu\u00e1t c\u00e1c \u0111\u01b0\u1eddng \u0111i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong s\u01a1 \u0111\u1ed3 kh\u00f4ng?<\/li>\n<\/ul>\n

            N\u1ebfu c\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y c\u1ea3i thi\u1ec7n, th\u00ec kho\u1ea3n \u0111\u1ea7u t\u01b0 v\u00e0o m\u00f4 h\u00ecnh h\u00f3a l\u00e0 h\u1ee3p l\u00fd. N\u1ebfu kh\u00f4ng, \u0111\u1ed9i nh\u00f3m n\u00ean xem x\u00e9t l\u1ea1i m\u1ee9c \u0111\u1ed9 chi ti\u1ebft c\u1ee7a s\u01a1 \u0111\u1ed3 ho\u1eb7c t\u1ea7n su\u1ea5t c\u1eadp nh\u1eadt.<\/p>\n

            \ud83d\udee1 C\u00e1c Y\u1ebfu T\u1ed1 B\u1ea3o M\u1eadt v\u00e0 Tu\u00e2n Th\u1ee7<\/h2>\n

            \u1ede nhi\u1ec1u ng\u00e0nh, vi\u1ec7c x\u1eed l\u00fd d\u1eef li\u1ec7u b\u1ecb qu\u1ea3n l\u00fd ch\u1eb7t ch\u1ebd. D\u1eef li\u1ec7u t\u00e0i ch\u00ednh, h\u1ed3 s\u01a1 y t\u1ebf v\u00e0 th\u00f4ng tin c\u00e1 nh\u00e2n c\u00f3 nh\u1eefng y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t v\u1ec1 l\u01b0u tr\u1eef v\u00e0 di chuy\u1ec3n. S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong vi\u1ec7c ki\u1ec3m to\u00e1n tu\u00e2n th\u1ee7.<\/p>\n

            M\u1ed9t DFD r\u00f5 r\u00e0ng cho th\u1ea5y d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m \u0111i v\u00e0o h\u1ec7 th\u1ed1ng \u1edf \u0111\u00e2u, c\u00e1ch n\u00f3 \u0111\u01b0\u1ee3c m\u00e3 h\u00f3a, n\u01a1i n\u00f3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 n\u01a1i n\u00f3 r\u1eddi kh\u1ecfi h\u1ec7 th\u1ed1ng. S\u1ef1 minh b\u1ea1ch n\u00e0y l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ec3:<\/p>\n

              \n
            • X\u00e1c \u0111\u1ecbnh y\u00eau c\u1ea7u m\u00e3 h\u00f3a khi d\u1eef li\u1ec7u \u1edf tr\u1ea1ng th\u00e1i ngh\u1ec9 v\u00e0 \u0111ang di chuy\u1ec3n.<\/li>\n
            • X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed l\u01b0u tr\u1eef d\u1eef li\u1ec7u (n\u01a1i d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u1eadt l\u00fd).<\/li>\n
            • Xem x\u00e9t c\u00e1c ki\u1ec3m so\u00e1t truy c\u1eadp cho t\u1eebng quy tr\u00ecnh.<\/li>\n<\/ul>\n

              Trong m\u1ed9t sprint Agile li\u00ean quan \u0111\u1ebfn d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m, s\u01a1 \u0111\u1ed3 DFD c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t b\u1edfi \u0111\u1ed9i b\u1ea3o m\u1eadt tr\u01b0\u1edbc khi m\u00e3 ngu\u1ed3n \u0111\u01b0\u1ee3c g\u1ed9p. \u0110i\u1ec1u n\u00e0y t\u00edch h\u1ee3p b\u1ea3o m\u1eadt v\u00e0o v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n m\u00e0 kh\u00f4ng l\u00e0m ch\u1eadm ti\u1ebfn \u0111\u1ed9.<\/p>\n

              \ud83d\udd17 K\u1ebft N\u1ed1i H\u1ec7 Th\u1ed1ng C\u1ed5 \u0110i\u1ec3n v\u00e0 Hi\u1ec7n \u0110\u1ea1i<\/h2>\n

              Nhi\u1ec1u \u0111\u1ed9i Agile l\u00e0m vi\u1ec7c trong vi\u1ec7c hi\u1ec7n \u0111\u1ea1i h\u00f3a c\u00e1c h\u1ec7 th\u1ed1ng c\u1ed5 \u0111i\u1ec3n. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng bao g\u1ed3m vi\u1ec7c bao b\u1ecdc c\u00e1c ch\u1ee9c n\u0103ng c\u0169 b\u1eb1ng API m\u1edbi ho\u1eb7c di chuy\u1ec3n d\u1eef li\u1ec7u sang n\u1ec1n t\u1ea3ng m\u1edbi. DFDs v\u00f4 c\u00f9ng qu\u00fd gi\u00e1 trong b\u1ed1i c\u1ea3nh n\u00e0y v\u00ec ch\u00fang ghi l\u1ea1i ‘h\u1ed9p \u0111en’ c\u1ee7a m\u00e3 ngu\u1ed3n c\u0169.<\/p>\n

              B\u1eb1ng c\u00e1ch t\u1ea1o DFD cho h\u1ec7 th\u1ed1ng c\u1ed5 \u0111i\u1ec3n, \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec3m v\u00e0o v\u00e0 ra cho vi\u1ec7c di chuy\u1ec3n d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y gi\u00fap thi\u1ebft k\u1ebf c\u1ea7u n\u1ed1i gi\u1eefa h\u1ec7 th\u1ed1ng c\u0169 v\u00e0 m\u1edbi. N\u00f3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng kh\u00f4ng c\u00f3 d\u1eef li\u1ec7u n\u00e0o b\u1ecb m\u1ea5t trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i v\u00e0 h\u1ec7 th\u1ed1ng m\u1edbi x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111\u00fang c\u00e1ch.<\/p>\n

              \ud83c\udfc1 Nh\u1eefng suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 m\u00f4 h\u00ecnh h\u00f3a tr\u1ef1c quan<\/h2>\n

              Vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u v\u00e0o ph\u00e1t tri\u1ec3n Agile kh\u00f4ng ph\u1ea3i l\u00e0 vi\u1ec7c quay tr\u1edf l\u1ea1i v\u1edbi t\u00e0i li\u1ec7u d\u00e0y \u0111\u1eb7c. \u0110\u00f3 l\u00e0 v\u1ec1 vi\u1ec7c duy tr\u00ec s\u1ef1 hi\u1ec3u bi\u1ebft r\u00f5 r\u00e0ng v\u1ec1 ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng trong khi ch\u1ea5p nh\u1eadn s\u1ef1 thay \u0111\u1ed5i theo t\u1eebng b\u01b0\u1edbc l\u1eb7p. Khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 s\u1ed1ng \u0111\u1ed9ng, ph\u00e1t tri\u1ec3n li\u00ean t\u1ee5c thay v\u00ec m\u1ed9t y\u00eau c\u1ea7u t\u0129nh, c\u00e1c s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u n\u00e2ng cao giao ti\u1ebfp, gi\u1ea3m r\u1ee7i ro v\u00e0 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/p>\n

              C\u00e1c \u0111\u1ed9i nh\u00f3m \u00e1p d\u1ee5ng th\u1ef1c h\u00e0nh n\u00e0y nh\u1eadn th\u1ea5y r\u1eb1ng n\u1ee3 k\u1ef9 thu\u1eadt li\u00ean quan \u0111\u1ebfn qu\u1ea3n l\u00fd d\u1eef li\u1ec7u c\u1ee7a h\u1ecd gi\u1ea3m \u0111i. H\u1ecd d\u00e0nh \u00edt th\u1eddi gian h\u01a1n \u0111\u1ec3 g\u1ee1 l\u1ed7i c\u00e1c v\u1ea5n \u0111\u1ec1 d\u1eef li\u1ec7u v\u00e0 nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 x\u00e2y d\u1ef1ng t\u00ednh n\u0103ng. Ch\u00eca kh\u00f3a n\u1eb1m \u1edf s\u1ef1 c\u00e2n b\u1eb1ng. T\u1ea1o s\u01a1 \u0111\u1ed3 khi ch\u00fang mang l\u1ea1i gi\u00e1 tr\u1ecb. C\u1eadp nh\u1eadt ch\u00fang khi h\u1ec7 th\u1ed1ng thay \u0111\u1ed5i. V\u00e0 lu\u00f4n gi\u1eef m\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng trong t\u00e2m tr\u00ed: m\u1ed9t h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n","protected":false},"excerpt":{"rendered":"

              Ph\u00e1t tri\u1ec3n Agile th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1eafn li\u1ec1n v\u1edbi t\u1ed1c \u0111\u1ed9, t\u00ednh linh ho\u1ea1t v\u00e0 t\u00e0i li\u1ec7u t\u1ed1i thi\u1ec3u. Trong khi \u0111\u00f3, s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u (DFD) l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt m\u00f4 h\u00ecnh h\u00f3a h\u1ec7 th\u1ed1ng c\u1ed5 \u0111i\u1ec3n, t\u1eebng ph\u00e1t tri\u1ec3n m\u1ea1nh trong m\u00f4i tr\u01b0\u1eddng c\u00f3 c\u1ea5u tr\u00fac, theo k\u1ebf ho\u1ea1ch. Ban \u0111\u1ea7u, hai ph\u01b0\u01a1ng ph\u00e1p n\u00e0y d\u01b0\u1eddng nh\u01b0 m\u00e2u thu\u1eabn nhau. Tuy nhi\u00ean, khi \u0111\u01b0\u1ee3c tri\u1ec3n khai \u0111\u00fang c\u00e1ch, DFD \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u1ea7u n\u1ed1i quan tr\u1ecdng gi\u1eefa c\u00e1c y\u00eau c\u1ea7u tr\u1eebu t\u01b0\u1ee3ng v\u00e0 ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng c\u1ee5 th\u1ec3 trong khung ph\u00e1t tri\u1ec3n Agile. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1ch tr\u1ef1c quan h\u00f3a lu\u1ed3ng d\u1eef li\u1ec7u h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n l\u1eb7p l\u1ea1i m\u00e0 kh\u00f4ng hy sinh t\u00ednh r\u00f5 r\u00e0ng hay ki\u1ec3m so\u00e1t. Hi\u1ec3u r\u00f5 th\u00f4ng tin b\u1eaft ngu\u1ed3n t\u1eeb \u0111\u00e2u, c\u00e1ch n\u00f3 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i v\u00e0 k\u1ebft th\u00fac \u1edf \u0111\u00e2u l\u00e0 \u0111i\u1ec1u thi\u1ebft y\u1ebfu \u0111\u1ec3 x\u00e2y d\u1ef1ng ph\u1ea7n m\u1ec1m m\u1ea1nh m\u1ebd. D\u00f9 b\u1ea1n \u0111ang thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac microservice hay t\u00e1i c\u1ea5u tr\u00fac \u1ee9ng d\u1ee5ng \u0111\u01a1n th\u1ec3, c\u00e1c nguy\u00ean t\u1eafc v\u1ec1 lu\u1ed3ng d\u1eef li\u1ec7u v\u1eabn lu\u00f4n gi\u1eef nguy\u00ean. Ch\u00fang ta s\u1ebd xem x\u00e9t c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n, chi\u1ebfn l\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0 gi\u00e1 tr\u1ecb c\u1ee5 th\u1ec3 m\u00e0 DFD mang l\u1ea1i cho m\u1ed9t chu k\u1ef3 sprint. \ud83d\udcca Hi\u1ec3u s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u trong b\u1ed1i c\u1ea3nh S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 m\u1ed9t bi\u1ec3u di\u1ec5n \u0111\u1ed3 h\u1ecda v\u1ec1 lu\u1ed3ng d\u1eef li\u1ec7u qua m\u1ed9t h\u1ec7 th\u1ed1ng th\u00f4ng tin. Kh\u00e1c v\u1edbi s\u01a1 \u0111\u1ed3 l\u01b0u \u0111\u1ed3, v\u1ed1n m\u00f4 t\u1ea3 logic \u0111i\u1ec1u khi\u1ec3n v\u00e0 c\u00e1c \u0111i\u1ec3m ra quy\u1ebft \u0111\u1ecbnh, DFD t\u1eadp trung v\u00e0o d\u1eef li\u1ec7u. N\u00f3 m\u00f4 t\u1ea3 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a d\u1eef li\u1ec7u t\u1eeb ngu\u1ed3n b\u00ean ngo\u00e0i, qua c\u00e1c qu\u00e1 tr\u00ecnh, v\u00e0o c\u00e1c kho d\u1eef li\u1ec7u, v\u00e0 cu\u1ed1i c\u00f9ng \u0111\u1ebfn \u0111\u00edch b\u00ean ngo\u00e0i. Trong m\u00f4i tr\u01b0\u1eddng Agile, nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ea3n v\u1ebd t\u0129nh. Ch\u00fang l\u00e0 c\u00e1c t\u00e0i li\u1ec7u s\u1ed1ng \u0111\u1ed9ng, ph\u00e1t tri\u1ec3n song song v\u1edbi s\u1ea3n ph\u1ea9m. C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a DFD bao g\u1ed3m: C\u00e1c th\u1ef1c th\u1ec3 b\u00ean ngo\u00e0i:Ng\u01b0\u1eddi d\u00f9ng, h\u1ec7 th\u1ed1ng ho\u1eb7c t\u1ed5 ch\u1ee9c t\u01b0\u01a1ng t\u00e1c v\u1edbi ph\u1ea7n m\u1ec1m nh\u01b0ng n\u1eb1m ngo\u00e0i ranh gi\u1edbi c\u1ee7a n\u00f3. C\u00e1c qu\u00e1 tr\u00ecnh:Nh\u1eefng bi\u1ebfn \u0111\u1ed5i chuy\u1ec3n d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o th\u00e0nh d\u1eef li\u1ec7u \u0111\u1ea7u ra. \u0110\u00e2y l\u00e0 c\u00e1c h\u00e0nh \u0111\u1ed9ng do h\u1ec7 th\u1ed1ng th\u1ef1c hi\u1ec7n. C\u00e1c kho d\u1eef li\u1ec7u:N\u01a1i th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef khi kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 s\u1edf d\u1eef li\u1ec7u, t\u1ec7p tin ho\u1eb7c h\u00e0ng \u0111\u1ee3i. C\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u:C\u00e1c h\u00e0nh tr\u00ecnh d\u1eef li\u1ec7u \u0111i gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3, qu\u00e1 tr\u00ecnh v\u00e0 kho d\u1eef li\u1ec7u. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c ghi nh\u00e3n b\u1eb1ng lo\u1ea1i th\u00f4ng tin \u0111ang \u0111\u01b0\u1ee3c di chuy\u1ec3n. Khi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 ng\u01b0\u1eddi s\u1edf h\u1eefu s\u1ea3n ph\u1ea9m xem m\u1ed9t DFD, h\u1ecd nh\u00ecn th\u1ea5y ‘\u0111i\u1ec1u g\u00ec’ c\u1ee7a h\u1ec7 th\u1ed1ng ch\u1ee9 kh\u00f4ng ph\u1ea3i ‘c\u00e1ch th\u1ee9c’ n\u00e0o. S\u1ef1 ph\u00e2n bi\u1ec7t n\u00e0y l\u00e0 r\u1ea5t quan tr\u1ecdng. N\u00f3 gi\u00fap \u0111\u1ed9i ng\u0169 x\u00e1c minh r\u1eb1ng t\u1ea5t c\u1ea3 d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn tr\u01b0\u1edbc khi vi\u1ebft b\u1ea5t k\u1ef3 d\u00f2ng m\u00e3 n\u00e0o. \ud83e\udd1d M\u00e2u thu\u1eabn trong Agile: T\u00e0i li\u1ec7u so v\u1edbi t\u1ed1c \u0111\u1ed9 M\u1ed9t s\u1ef1 do d\u1ef1 ph\u1ed5 bi\u1ebfn trong c\u00e1c \u0111\u1ed9i Agile l\u00e0 lo ng\u1ea1i v\u1ec1 chi ph\u00ed ph\u00e1t sinh khi t\u1ea1o s\u01a1 \u0111\u1ed3. Tuy\u00ean ng\u00f4n Agile coi tr\u1ecdng ph\u1ea7n m\u1ec1m ho\u1ea1t \u0111\u1ed9ng h\u01a1n l\u00e0 t\u00e0i li\u1ec7u to\u00e0n di\u1ec7n. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 t\u00e0i li\u1ec7u v\u00f4 gi\u00e1 tr\u1ecb. N\u00f3 c\u00f3 ngh\u0129a l\u00e0 t\u00e0i li\u1ec7u ph\u1ea3i th\u1ef1c s\u1ef1 h\u1eefu \u00edch v\u00e0 kh\u00f4ng t\u1ea1o ra r\u00e0o c\u1ea3n kh\u00f4ng c\u1ea7n thi\u1ebft. DFD c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh \u0111i\u1ec3m ngh\u1ebdn n\u1ebfu \u0111\u01b0\u1ee3c coi l\u00e0 c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t. Thay v\u00e0o \u0111\u00f3, ch\u00fang n\u00ean \u0111\u01b0\u1ee3c xem nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 giao ti\u1ebfp. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng l\u00fd do ch\u00ednh \u0111\u1ec3 duy tr\u00ec DFD trong quy tr\u00ecnh Agile: M\u00f4 h\u00ecnh t\u01b0 duy chung:C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, ki\u1ec3m th\u1eed vi\u00ean v\u00e0 c\u00e1c b\u00ean li\u00ean quan th\u01b0\u1eddng hi\u1ec3u kh\u00e1c nhau v\u1ec1 y\u00eau c\u1ea7u. M\u1ed9t s\u01a1 \u0111\u1ed3 gi\u00fap \u0111\u1ed3ng b\u1ed9 h\u00f3a quan \u0111i\u1ec3m ngay l\u1eadp t\u1ee9c. Ph\u00e1t hi\u1ec7n kho\u1ea3ng tr\u1ed1ng:Vi\u1ec7c tr\u1ef1c quan h\u00f3a lu\u1ed3ng d\u1eef li\u1ec7u th\u01b0\u1eddng ph\u00e1t hi\u1ec7n ra c\u00e1c \u0111\u1ea7u v\u00e0o ho\u1eb7c \u0111\u1ea7u ra b\u1ecb thi\u1ebfu m\u00e0 c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng d\u1ef1a tr\u00ean v\u0103n b\u1ea3n c\u00f3 th\u1ec3 b\u1ecf qua. L\u00e0m quen v\u1edbi h\u1ec7 th\u1ed1ng:C\u00e1c th\u00e0nh vi\u00ean m\u1edbi c\u00f3 th\u1ec3 hi\u1ec3u nhanh logic h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p h\u01a1n b\u1eb1ng c\u00e1ch xem s\u01a1 \u0111\u1ed3 thay v\u00ec \u0111\u1ecdc h\u00e0ng trang t\u00e0i li\u1ec7u. Ph\u00e2n t\u00edch t\u00e1c \u0111\u1ed9ng:Khi c\u00f3 thay \u0111\u1ed5i x\u1ea3y ra, DFD gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c qu\u00e1 tr\u00ecnh ho\u1eb7c kho d\u1eef li\u1ec7u ph\u00eda sau s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng. M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i l\u00e0 t\u1ea1o ra nh\u1eefng s\u01a1 \u0111\u1ed3 ho\u00e0n h\u1ea3o m\u1ea5t h\u00e0ng tu\u1ea7n \u0111\u1ec3 v\u1ebd. M\u1ee5c ti\u00eau l\u00e0 t\u1ea1o ra s\u1ef1 r\u00f5 r\u00e0ng \u0111\u1ee7 \u0111\u1ec3 gi\u1ea3m thi\u1ec3u c\u00f4ng vi\u1ec7c ph\u1ea3i l\u00e0m l\u1ea1i. M\u1ed9t b\u1ea3n ph\u00e1c th\u1ea3o nhanh tr\u00ean b\u1ea3ng tr\u1eafng, \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n sau n\u00e0y, th\u01b0\u1eddng c\u00f3 gi\u00e1 tr\u1ecb h\u01a1n m\u1ed9t t\u00e0i li\u1ec7u ho\u00e0n ch\u1ec9nh nh\u01b0ng ch\u01b0a bao gi\u1edd \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt. \ud83d\udee0 T\u00edch h\u1ee3p DFD v\u00e0o chu k\u1ef3 sprint Vi\u1ec7c t\u00edch h\u1ee3p m\u00f4 h\u00ecnh h\u00f3a h\u1ec7 th\u1ed1ng v\u00e0o m\u1ed9t chu k\u1ef3 sprint Agile \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ef7 lu\u1eadt. C\u00e1c s\u01a1 \u0111\u1ed3 ph\u1ea3i \u0111\u01b0\u1ee3c t\u1ea1o v\u00e0o th\u1eddi \u0111i\u1ec3m th\u00edch h\u1ee3p v\u00e0 v\u1edbi m\u1ee9c \u0111\u1ed9 chi ti\u1ebft ph\u00f9 h\u1ee3p. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch c\u00e1ch DFD ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c bu\u1ed5i h\u1ecdp Agile ti\u00eau chu\u1ea9n. 1. R\u00e0 so\u00e1t danh s\u00e1ch c\u00f4ng vi\u1ec7c Trong giai \u0111o\u1ea1n tinh ch\u1ec9nh, \u0111\u1ed9i ng\u0169 chia nh\u1ecf c\u00e1c b\u1ea3n ghi l\u1edbn th\u00e0nh c\u00e1c c\u00e2u chuy\u1ec7n. \u0110\u00e2y l\u00e0 th\u1eddi \u0111i\u1ec3m l\u00fd t\u01b0\u1edfng \u0111\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3 DFD c\u1ea5p cao. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ed9i ng\u0169 hi\u1ec3u r\u00f5 ph\u1ea1m vi c\u1ee7a b\u1ea3n ghi l\u1edbn li\u00ean quan \u0111\u1ebfn vi\u1ec7c di chuy\u1ec3n d\u1eef li\u1ec7u. N\u1ebfu m\u1ed9t b\u1ea3n ghi l\u1edbn bao g\u1ed3m vi\u1ec7c chuy\u1ec3n d\u1eef li\u1ec7u kh\u00e1ch h\u00e0ng t\u1eeb h\u1ec7 th\u1ed1ng c\u0169 sang b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n m\u1edbi, s\u01a1 \u0111\u1ed3 DFD s\u1ebd l\u00e0m n\u1ed5i b\u1eadt c\u00e1c b\u01b0\u1edbc chuy\u1ec3n \u0111\u1ed5i c\u1ea7n thi\u1ebft. 2. L\u1eadp k\u1ebf ho\u1ea1ch Sprint Sau khi danh s\u00e1ch c\u00f4ng vi\u1ec7c Sprint \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, \u0111\u1ed9i ng\u0169 c\u00f3 th\u1ec3 \u0111i s\u00e2u h\u01a1n. \u0110\u1ed1i v\u1edbi c\u00e1c c\u00e2u chuy\u1ec7n ph\u1ee9c t\u1ea1p, s\u01a1 \u0111\u1ed3 DFD c\u1ea5p<\/p>\n","protected":false},"author":1,"featured_media":4107,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"S\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u trong ph\u00e1t tri\u1ec3n Agile: M\u1ed9t h\u01b0\u1edbng d\u1eabn th\u1ef1c t\u1ebf cho c\u00e1c \u0111\u1ed9i nh\u00f3m","_yoast_wpseo_metadesc":"Kh\u00e1m ph\u00e1 c\u00e1ch s\u01a1 \u0111\u1ed3 lu\u1ed3ng d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi quy tr\u00ecnh l\u00e0m vi\u1ec7c Agile. 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