{"id":2031,"date":"2026-04-03T08:21:22","date_gmt":"2026-04-03T08:21:22","guid":{"rendered":"https:\/\/www.ez-knowledge.com\/vn\/uml-sequence-diagram-vs-other-charts\/"},"modified":"2026-04-03T08:21:22","modified_gmt":"2026-04-03T08:21:22","slug":"uml-sequence-diagram-vs-other-charts","status":"publish","type":"post","link":"https:\/\/www.ez-knowledge.com\/vn\/uml-sequence-diagram-vs-other-charts\/","title":{"rendered":"Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 UML so v\u1edbi c\u00e1c bi\u1ec3u \u0111\u1ed3 kh\u00e1c: B\u1ea1n c\u1ea7n lo\u1ea1i n\u00e0o?"},"content":{"rendered":"

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 x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p, vi\u1ec7c ch\u1ec9 d\u1ef1a v\u00e0o v\u0103n b\u1ea3n ho\u1eb7c c\u00e1c \u0111o\u1ea1n m\u00e3 th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn hi\u1ec3u l\u1ea7m gi\u1eefa c\u00e1c b\u00ean li\u00ean quan, nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 ki\u1ebfn tr\u00fac s\u01b0. Ng\u00f4n ng\u1eef M\u00f4 h\u00ecnh Th\u1ed1ng nh\u1ea5t (UML) cung c\u1ea5p m\u1ed9t b\u1ed9 k\u00fd hi\u1ec7u chu\u1ea9n h\u00f3a \u0111\u1ec3 bi\u1ec3u di\u1ec5n c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y. Tuy nhi\u00ean, h\u1ec7 sinh th\u00e1i n\u00e0y ch\u1ee9a h\u01a1n m\u01b0\u1eddi b\u1ed1n lo\u1ea1i bi\u1ec3u \u0111\u1ed3. Vi\u1ec7c ch\u1ecdn sai c\u00f4ng c\u1ee5 tr\u1ef1c quan h\u00f3a c\u00f3 th\u1ec3 l\u00e0m che khu\u1ea5t th\u00f4ng tin quan tr\u1ecdng thay v\u00ec l\u00e0m r\u00f5 n\u00f3.<\/p>\n

Trong s\u1ed1 c\u00e1c c\u00f4ng c\u1ee5 n\u00e0y, Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 UML n\u1ed5i b\u1eadt trong vi\u1ec7c minh h\u1ecda h\u00e0nh vi \u0111\u1ed9ng. N\u00f3 ghi l\u1ea1i c\u00e1ch c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng t\u01b0\u01a1ng t\u00e1c theo th\u1eddi gian. Tuy nhi\u00ean, nhi\u1ec1u nh\u00f3m g\u1eb7p kh\u00f3 kh\u0103n trong vi\u1ec7c quy\u1ebft \u0111\u1ecbnh khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 so v\u1edbi c\u00e1c l\u1ef1a ch\u1ecdn kh\u00e1c nh\u01b0 bi\u1ec3u \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng, bi\u1ec3u \u0111\u1ed3 l\u1edbp ho\u1eb7c bi\u1ec3u \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng. H\u01b0\u1edbng d\u1eabn n\u00e0y cung c\u1ea5p m\u1ed9t ph\u00e2n t\u00edch chi ti\u1ebft v\u1ec1 bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 v\u00e0 c\u00e1ch n\u00f3 so s\u00e1nh v\u1edbi c\u00e1c bi\u1ec3u \u0111\u1ed3 t\u01b0\u01a1ng t\u1ef1, gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u00fang c\u00f4ng c\u1ee5 cho c\u00e1c th\u00e1ch th\u1ee9c thi\u1ebft k\u1ebf c\u1ee5 th\u1ec3.<\/p>\n

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

Hi\u1ec3u v\u1ec1 Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 UML \ud83e\uddf5<\/h2>\n

Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 UML l\u00e0 m\u1ed9t lo\u1ea1i bi\u1ec3u \u0111\u1ed3 t\u01b0\u01a1ng t\u00e1c. N\u00f3 t\u1eadp trung v\u00e0o lu\u1ed3ng th\u00f4ng \u0111i\u1ec7p c\u00f3 th\u1ee9 t\u1ef1 th\u1eddi gian gi\u1eefa c\u00e1c b\u00ean tham gia. Kh\u00e1c v\u1edbi c\u00e1c bi\u1ec3u \u0111\u1ed3 c\u1ea5u tr\u00fac th\u1ec3 hi\u1ec7n c\u00e1c m\u1ed1i quan h\u1ec7 t\u0129nh, bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 m\u00f4 t\u1ea3 c\u00e1c quy tr\u00ecnh \u0111\u1ed9ng. Ch\u00fang r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 hi\u1ec3u logic c\u1ee7a m\u1ed9t ho\u1ea1t \u0111\u1ed9ng c\u1ee5 th\u1ec3 trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u1edbn h\u01a1n.<\/p>\n

C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a m\u1ed9t bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 bao g\u1ed3m:<\/p>\n

    \n
  • \u0110\u01b0\u1eddng \u0111\u1eddi (Lifelines):<\/strong>C\u00e1c \u0111\u01b0\u1eddng \u0111\u1ee9t n\u00e9t d\u1ecdc bi\u1ec3u di\u1ec5n c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, t\u00e1c nh\u00e2n ho\u1eb7c c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n
  • Th\u00f4ng \u0111i\u1ec7p (Messages):<\/strong>C\u00e1c m\u0169i t\u00ean ch\u1ec9 ra s\u1ef1 giao ti\u1ebfp gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi. Ch\u00fang c\u00f3 th\u1ec3 l\u00e0 th\u00f4ng \u0111i\u1ec7p \u0111\u1ed3ng b\u1ed9 (ch\u1eb7n), b\u1ea5t \u0111\u1ed3ng b\u1ed9 (kh\u00f4ng ch\u1eb7n), ho\u1eb7c th\u00f4ng \u0111i\u1ec7p tr\u1ea3 v\u1ec1.<\/li>\n
  • Thanh k\u00edch ho\u1ea1t (Activation Bars):<\/strong>C\u00e1c h\u00ecnh ch\u1eef nh\u1eadt tr\u00ean \u0111\u01b0\u1eddng \u0111\u1eddi cho bi\u1ebft khi n\u00e0o m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng \u0111ang ho\u1ea1t \u0111\u1ed9ng v\u00e0 th\u1ef1c hi\u1ec7n m\u1ed9t h\u00e0nh \u0111\u1ed9ng.<\/li>\n
  • Kh\u1ed1i k\u1ebft h\u1ee3p (Combined Fragments):<\/strong>C\u00e1c h\u1ed9p x\u00e1c \u0111\u1ecbnh c\u00e1c c\u1ea5u tr\u00fac \u0111i\u1ec1u khi\u1ec3n nh\u01b0 v\u00f2ng l\u1eb7p, c\u00e1c l\u1ef1a ch\u1ecdn thay th\u1ebf, ho\u1eb7c c\u00e1c t\u01b0\u01a1ng t\u00e1c song song.<\/li>\n<\/ul>\n

    Khi b\u1ea1n v\u1ebd m\u1ed9t bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1, v\u1ec1 c\u01a1 b\u1ea3n b\u1ea1n \u0111ang k\u1ec3 m\u1ed9t c\u00e2u chuy\u1ec7n v\u1ec1 m\u1ed9t s\u1ef1 ki\u1ec7n c\u1ee5 th\u1ec3. V\u00ed d\u1ee5: \u201cNg\u01b0\u1eddi d\u00f9ng \u0111\u0103ng nh\u1eadp nh\u01b0 th\u1ebf n\u00e0o?\u201d. Bi\u1ec3u \u0111\u1ed3 \u00e1nh x\u1ea1 con \u0111\u01b0\u1eddng t\u1eeb k\u00edch ho\u1ea1t ban \u0111\u1ea7u \u0111\u1ebfn ph\u1ea3n h\u1ed3i cu\u1ed1i c\u00f9ng. S\u1ef1 t\u1eadp trung v\u00e0o th\u1eddi gian n\u00e0y ph\u00e2n bi\u1ec7t n\u00f3 v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m UML kh\u00e1c.<\/p>\n

    B\u1ea3n \u0111\u1ed3 c\u00e1c bi\u1ec3u \u0111\u1ed3 UML \ud83d\uddfa\ufe0f<\/h2>\n

    \u0110\u1ec3 hi\u1ec3u bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u1eb1m \u1edf \u0111\u00e2u, ch\u00fang ta ph\u1ea3i xem x\u00e9t ph\u00e2n lo\u1ea1i r\u1ed9ng h\u01a1n c\u1ee7a c\u00e1c bi\u1ec3u \u0111\u1ed3 UML. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c chia th\u00e0nh hai nh\u00f3m: c\u1ea5u tr\u00fac v\u00e0 h\u00e0nh vi.<\/p>\n

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    • Bi\u1ec3u \u0111\u1ed3 c\u1ea5u tr\u00fac:<\/strong>Nh\u1eefng bi\u1ec3u \u0111\u1ed3 n\u00e0y hi\u1ec3n th\u1ecb c\u00e1c ph\u1ea7n t\u0129nh c\u1ee7a h\u1ec7 th\u1ed1ng. Ch\u00fang \u0111\u1ecbnh ngh\u0129a c\u1ea5u tr\u00fac, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c l\u1edbp, \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n.<\/li>\n
    • Bi\u1ec3u \u0111\u1ed3 h\u00e0nh vi:<\/strong>Nh\u1eefng bi\u1ec3u \u0111\u1ed3 n\u00e0y hi\u1ec3n th\u1ecb c\u00e1c ph\u1ea7n \u0111\u1ed9ng. Ch\u00fang \u0111\u1ecbnh ngh\u0129a c\u00e1c h\u00e0nh \u0111\u1ed9ng, tr\u1ea1ng th\u00e1i v\u00e0 c\u00e1c t\u01b0\u01a1ng t\u00e1c x\u1ea3y ra trong th\u1eddi gian ch\u1ea1y.<\/li>\n<\/ul>\n

      Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 thu\u1ed9c nh\u00f3m h\u00e0nh vi, c\u1ee5 th\u1ec3 l\u00e0 trong ph\u00e2n nh\u00f3m t\u01b0\u01a1ng t\u00e1c. C\u00e1c bi\u1ec3u \u0111\u1ed3 h\u00e0nh vi kh\u00e1c bao g\u1ed3m bi\u1ec3u \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng v\u00e0 bi\u1ec3u \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i. C\u00e1c bi\u1ec3u \u0111\u1ed3 c\u1ea5u tr\u00fac bao g\u1ed3m bi\u1ec3u \u0111\u1ed3 l\u1edbp v\u00e0 bi\u1ec3u \u0111\u1ed3 th\u00e0nh ph\u1ea7n. Vi\u1ec7c hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y gi\u00fap thu h\u1eb9p l\u1ef1a ch\u1ecdn c\u1ee7a b\u1ea1n d\u1ef1a tr\u00ean vi\u1ec7c b\u1ea1n c\u1ea7n hi\u1ec3n th\u1ecb c\u1ea5u tr\u00fac hay h\u00e0nh vi.<\/p>\n

      Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 so v\u1edbi Bi\u1ec3u \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \ud83c\udd9a<\/h2>\n

      C\u1ea3 hai bi\u1ec3u \u0111\u1ed3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a y\u00eau c\u1ea7u, nh\u01b0ng ch\u00fang ph\u1ee5c v\u1ee5 c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau. M\u1ed9t \u0111i\u1ec3m g\u00e2y nh\u1ea7m l\u1eabn ph\u1ed5 bi\u1ebfn l\u00e0 li\u1ec7u n\u00ean l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c m\u1ee5c ti\u00eau c\u1ee7a ng\u01b0\u1eddi d\u00f9ng hay l\u1eadp b\u1ea3n \u0111\u1ed3 logic c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n

      Bi\u1ec3u \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng \ud83c\udfaf<\/h3>\n

      Bi\u1ec3u \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1eadp trung v\u00e0o ch\u1ee9c n\u0103ng t\u1eeb g\u00f3c \u0111\u1ed9 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. N\u00f3 x\u00e1c \u0111\u1ecbnh c\u00e1c t\u00e1c nh\u00e2n (ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c h\u1ec7 th\u1ed1ng b\u00ean ngo\u00e0i) v\u00e0 c\u00e1c m\u1ee5c ti\u00eau m\u00e0 h\u1ecd mu\u1ed1n \u0111\u1ea1t \u0111\u01b0\u1ee3c. N\u00f3 \u1edf m\u1ee9c \u0111\u1ed9 cao v\u00e0 kh\u00f4ng hi\u1ec3n th\u1ecb c\u00e1c c\u01a1 ch\u1ebf n\u1ed9i b\u1ed9.<\/p>\n

        \n
      • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong>X\u00e1c \u0111\u1ecbnh ph\u1ea1m vi, x\u00e1c \u0111\u1ecbnh c\u00e1c b\u00ean li\u00ean quan v\u00e0 ph\u00e1c th\u1ea3o c\u00e1c y\u00eau c\u1ea7u ch\u1ee9c n\u0103ng.<\/li>\n
      • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong>C\u00e1c t\u00e1c nh\u00e2n, c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng (h\u00ecnh b\u1ea7u d\u1ee5c) v\u00e0 c\u00e1c m\u1ed1i quan h\u1ec7 (bao g\u1ed3m, m\u1edf r\u1ed9ng, t\u1ed5ng qu\u00e1t h\u00f3a).<\/li>\n
      • H\u1ea1n ch\u1ebf:<\/strong> N\u00f3 kh\u00f4ng hi\u1ec3n th\u1ecb th\u1ee9 t\u1ef1 c\u00e1c b\u01b0\u1edbc ho\u1eb7c c\u00e1c t\u01b0\u01a1ng t\u00e1c n\u1ed9i b\u1ed9 gi\u1eefa c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 ho\u00e0n th\u00e0nh k\u1ecbch b\u1ea3n s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\n

        S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 \u23f1\ufe0f<\/h3>\n

        Ng\u01b0\u1ee3c l\u1ea1i, s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 \u0111i s\u00e2u v\u00e0o c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n. Khi m\u1ed9t k\u1ecbch b\u1ea3n s\u1eed d\u1ee5ng \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh, s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 s\u1ebd chi ti\u1ebft h\u00f3a c\u00e1c b\u01b0\u1edbc c\u1ea7n thi\u1ebft \u0111\u1ec3 th\u1ef1c hi\u1ec7n n\u00f3. N\u00f3 hi\u1ec3n th\u1ecb c\u00e1c l\u1eddi g\u1ecdi h\u1ec7 th\u1ed1ng n\u1ed9i b\u1ed9 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi t\u00e1c nh\u00e2n.<\/p>\n

          \n
        • Ph\u00f9 h\u1ee3p nh\u1ea5t cho:<\/strong> Thi\u1ebft k\u1ebf c\u00e1c ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3, t\u00e0i li\u1ec7u h\u00f3a c\u00e1c API v\u00e0 g\u1ee1 l\u1ed7i c\u00e1c lu\u1ed3ng t\u01b0\u01a1ng t\u00e1c.<\/li>\n
        • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong> \u0110\u1ed1i t\u01b0\u1ee3ng, th\u00f4ng \u0111i\u1ec7p, th\u1eddi gian v\u00e0 lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n.<\/li>\n
        • H\u1ea1n ch\u1ebf:<\/strong> N\u00f3 c\u00f3 th\u1ec3 tr\u1edf n\u00ean r\u1ed1i r\u1eafm n\u1ebfu b\u1ea1n c\u1ed1 g\u1eafng \u00e1nh x\u1ea1 m\u1ecdi k\u1ecbch b\u1ea3n kh\u1ea3 thi cho m\u1ed9t h\u1ec7 th\u1ed1ng l\u1edbn.<\/li>\n<\/ul>\n

          B\u1ea3ng so s\u00e1nh: K\u1ecbch b\u1ea3n s\u1eed d\u1ee5ng so v\u1edbi Tr\u00ecnh t\u1ef1<\/h3>\n\n\n\n\n\n\n\n\n
          \u0110\u1eb7c \u0111i\u1ec3m<\/th>\nS\u01a1 \u0111\u1ed3 k\u1ecbch b\u1ea3n s\u1eed d\u1ee5ng<\/th>\nS\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1<\/th>\n<\/tr>\n<\/thead>\n
          Tr\u1ecdng t\u00e2m<\/strong><\/td>\nH\u1ec7 th\u1ed1ng l\u00e0m g\u00ec (Ch\u1ee9c n\u0103ng)<\/td>\nH\u1ec7 th\u1ed1ng l\u00e0m nh\u01b0 th\u1ebf n\u00e0o (T\u01b0\u01a1ng t\u00e1c)<\/td>\n<\/tr>\n
          M\u1ee9c \u0111\u1ed9 chi ti\u1ebft<\/strong><\/td>\nCao c\u1ea5p, tr\u1eebu t\u01b0\u1ee3ng<\/td>\nChi ti\u1ebft, c\u1ee5 th\u1ec3<\/td>\n<\/tr>\n
          Kh\u00eda c\u1ea1nh th\u1eddi gian<\/strong><\/td>\nKh\u00f4ng c\u00f3<\/td>\nR\u00f5 r\u00e0ng (Tr\u1ee5c d\u1ecdc)<\/td>\n<\/tr>\n
          \u0110\u1ed1i t\u01b0\u1ee3ng ch\u00ednh<\/strong><\/td>\nC\u00e1c b\u00ean li\u00ean quan, Chuy\u00ean vi\u00ean ph\u00e2n t\u00edch nghi\u1ec7p v\u1ee5<\/td>\nNh\u00e0 ph\u00e1t tri\u1ec3n, Ki\u1ebfn tr\u00fac s\u01b0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 so v\u1edbi S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \ud83d\udd04<\/h2>\n

          S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c so s\u00e1nh v\u1edbi s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 v\u00ec c\u1ea3 hai \u0111\u1ec1u m\u00f4 t\u1ea3 h\u00e0nh vi. Tuy nhi\u00ean, ch\u00fang tr\u1ef1c quan h\u00f3a lu\u1ed3ng theo nh\u1eefng c\u00e1ch kh\u00e1c nhau.<\/p>\n

          S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \ud83d\udcdd<\/h3>\n

          S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng nh\u01b0 m\u1ed9t s\u01a1 \u0111\u1ed3 lu\u1ed3ng. N\u00f3 t\u1eadp trung v\u00e0o lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n c\u1ee7a h\u1ec7 th\u1ed1ng. N\u00f3 r\u1ea5t t\u1ed1t \u0111\u1ec3 hi\u1ec3n th\u1ecb c\u00e1c \u0111i\u1ec3m quy\u1ebft \u0111\u1ecbnh, x\u1eed l\u00fd song song v\u00e0 quy tr\u00ecnh l\u00e0m vi\u1ec7c t\u1ed5ng th\u1ec3 c\u1ee7a m\u1ed9t quy tr\u00ecnh. N\u00f3 kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3 \u0111\u1ed1i t\u01b0\u1ee3ng; n\u00f3 t\u1eadp trung v\u00e0o c\u00e1c h\u00e0nh \u0111\u1ed9ng.<\/p>\n

            \n
          • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong>M\u00f4 h\u00ecnh h\u00f3a c\u00e1c quy tr\u00ecnh kinh doanh, logic thu\u1eadt to\u00e1n ph\u1ee9c t\u1ea1p v\u00e0 c\u00e1c \u0111\u01b0\u1eddng d\u1eabn th\u1ef1c thi song song.<\/li>\n
          • \u0110i\u1ec3m m\u1ea1nh:<\/strong>R\u1ea5t t\u1ed1t \u0111\u1ec3 tr\u1ef1c quan h\u00f3a c\u00e1c v\u00f2ng l\u1eb7p, logic \u0111i\u1ec1u ki\u1ec7n (if\/else) v\u00e0 t\u00ednh \u0111\u1ed3ng th\u1eddi.<\/li>\n<\/ul>\n

            Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 \ud83e\udde9<\/h3>\n

            Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 t\u1eadp trung v\u00e0o c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng tham gia v\u00e0o quy tr\u00ecnh. Trong khi bi\u1ec3u \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng hi\u1ec3n th\u1ecb c\u00e1c b\u01b0\u1edbc, bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 cho bi\u1ebft ph\u1ea7n n\u00e0o c\u1ee7a h\u1ec7 th\u1ed1ng th\u1ef1c thi c\u00e1c b\u01b0\u1edbc \u0111\u00f3.<\/p>\n

              \n
            • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong>Hi\u1ec3n th\u1ecb s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c l\u1edbp ho\u1eb7c d\u1ecbch v\u1ee5 c\u1ee5 th\u1ec3.<\/li>\n
            • \u0110i\u1ec3m m\u1ea1nh:<\/strong>L\u00fd t\u01b0\u1edfng cho vi\u1ec7c thi\u1ebft k\u1ebf API v\u00e0 hi\u1ec3u v\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng trong m\u1ed9t giao d\u1ecbch c\u1ee5 th\u1ec3.<\/li>\n<\/ul>\n

              N\u1ebfu b\u1ea1n c\u1ea7n bi\u1ebft th\u1ee9 t\u1ef1 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c m\u00e0 kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ee5 th\u1ec3, h\u00e3y s\u1eed d\u1ee5ng bi\u1ec3u \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng. N\u1ebfu b\u1ea1n c\u1ea7n bi\u1ebft d\u1ecbch v\u1ee5 n\u00e0o x\u1eed l\u00fd y\u00eau c\u1ea7u n\u00e0o, h\u00e3y s\u1eed d\u1ee5ng bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1. Th\u00f4ng th\u01b0\u1eddng, c\u00e1c ki\u1ebfn tr\u00fac s\u01b0 s\u1eed d\u1ee5ng c\u1ea3 hai: bi\u1ec3u \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng cho lu\u1ed3ng kinh doanh v\u00e0 bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 cho vi\u1ec7c tri\u1ec3n khai k\u1ef9 thu\u1eadt.<\/p>\n

              Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 so v\u1edbi Bi\u1ec3u \u0111\u1ed3 l\u1edbp \ud83c\udfd7\ufe0f<\/h2>\n

              \u0110\u00e2y c\u00f3 l\u1ebd l\u00e0 so s\u00e1nh quan tr\u1ecdng nh\u1ea5t. Bi\u1ec3u \u0111\u1ed3 l\u1edbp x\u00e1c \u0111\u1ecbnh b\u1ea3n thi\u1ebft k\u1ebf, trong khi bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 x\u00e1c \u0111\u1ecbnh ho\u1ea1t \u0111\u1ed9ng x\u00e2y d\u1ef1ng.<\/p>\n

              Bi\u1ec3u \u0111\u1ed3 l\u1edbp \ud83c\udfdb\ufe0f<\/h3>\n

              Bi\u1ec3u \u0111\u1ed3 l\u1edbp l\u00e0 m\u1ed9t bi\u1ec3u \u0111\u1ed3 c\u1ea5u tr\u00fac. N\u00f3 hi\u1ec3n th\u1ecb c\u00e1c l\u1edbp, c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a ch\u00fang, c\u00e1c ph\u01b0\u01a1ng th\u1ee9c v\u00e0 c\u00e1c m\u1ed1i quan h\u1ec7 gi\u1eefa ch\u00fang (k\u1ebf th\u1eeba, li\u00ean k\u1ebft, t\u1eadp h\u1ee3p). N\u00f3 mang t\u00ednh t\u0129nh. N\u00f3 kh\u00f4ng thay \u0111\u1ed5i d\u1ef1a tr\u00ean c\u00e1c s\u1ef1 ki\u1ec7n th\u1eddi gian ch\u1ea1y.<\/p>\n

                \n
              • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong>Thi\u1ebft k\u1ebf l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u, x\u00e1c \u0111\u1ecbnh m\u00f4 h\u00ecnh d\u1eef li\u1ec7u v\u00e0 thi\u1ebft l\u1eadp ki\u1ebfn tr\u00fac t\u0129nh.<\/li>\n
              • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong>L\u1edbp, thu\u1ed9c t\u00ednh, ph\u01b0\u01a1ng th\u1ee9c, li\u00ean k\u1ebft.<\/li>\n<\/ul>\n

                Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 \u26a1<\/h3>\n

                Bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 d\u1ef1a tr\u00ean bi\u1ec3u \u0111\u1ed3 l\u1edbp. B\u1ea1n kh\u00f4ng th\u1ec3 v\u1ebd bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 n\u1ebfu kh\u00f4ng bi\u1ebft c\u00e1c l\u1edbp n\u00e0o t\u1ed3n t\u1ea1i. Tuy nhi\u00ean, bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 cho th\u1ea5y c\u00e1c l\u1edbp \u0111\u00f3 ho\u1ea1t \u0111\u1ed9ng c\u00f9ng nhau nh\u01b0 th\u1ebf n\u00e0o m\u1ed9t c\u00e1ch \u0111\u1ed9ng.<\/p>\n

                  \n
                • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong>X\u00e1c nh\u1eadn r\u1eb1ng c\u1ea5u tr\u00fac l\u1edbp h\u1ed7 tr\u1ee3 c\u00e1c t\u01b0\u01a1ng t\u00e1c \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u.<\/li>\n
                • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong>T\u01b0\u01a1ng t\u00e1c, truy\u1ec1n tin, r\u00e0ng bu\u1ed9c th\u1eddi gian.<\/li>\n<\/ul>\n

                  N\u1ebfu m\u1ed9t bi\u1ec3u \u0111\u1ed3 l\u1edbp cho th\u1ea5y m\u1ed9t Ng\u01b0\u1eddi d\u00f9ng<\/code> l\u1edbp c\u00f3 m\u1ed1i quan h\u1ec7 v\u1edbi m\u1ed9t \u0110\u01a1n h\u00e0ng<\/code> l\u1edbp, bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 cho th\u1ea5y th\u1eddi \u0111i\u1ec3m khi m\u1ed9t Ng\u01b0\u1eddi d\u00f9ng<\/code> t\u1ea1o ra m\u1ed9t \u0110\u01a1n h\u00e0ng<\/code> \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 g\u1eedi d\u1eef li\u1ec7u \u0111\u1ebfn n\u00f3. Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea3 hai \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u1ea5u tr\u00fac t\u0129nh th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 h\u00e0nh vi \u0111\u1ed9ng.<\/p>\n

                  S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 so v\u1edbi S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i \u2699\ufe0f<\/h2>\n

                  S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i th\u01b0\u1eddng b\u1ecb b\u1ecf qua nh\u01b0ng l\u1ea1i r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 v\u00f2ng \u0111\u1eddi ph\u1ee9c t\u1ea1p.<\/p>\n

                  S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i \ud83d\udd04<\/h3>\n

                  S\u01a1 \u0111\u1ed3 n\u00e0y theo d\u00f5i tr\u1ea1ng th\u00e1i c\u1ee7a m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng duy nh\u1ea5t theo th\u1eddi gian. N\u00f3 cho th\u1ea5y c\u00e1ch m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed5i t\u1eeb tr\u1ea1ng th\u00e1i n\u00e0y sang tr\u1ea1ng th\u00e1i kh\u00e1c d\u1ef1a tr\u00ean c\u00e1c s\u1ef1 ki\u1ec7n.<\/p>\n

                    \n
                  • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong> C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 tr\u1ea1ng th\u00e1i r\u00f5 r\u00e0ng (v\u00ed d\u1ee5: m\u1ed9t \u0110\u01a1n h\u00e0ng \u1edf tr\u1ea1ng th\u00e1i Ch\u1edd x\u1eed l\u00fd, \u0110\u00e3 giao ho\u1eb7c \u0110\u00e3 h\u1ee7y).<\/li>\n
                  • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong> Tr\u1ea1ng th\u00e1i, chuy\u1ec3n ti\u1ebfp, s\u1ef1 ki\u1ec7n, \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7.<\/li>\n<\/ul>\n

                    S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 \ud83d\udcc9<\/h3>\n

                    S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 theo d\u00f5i s\u1ef1 t\u01b0\u01a1ng t\u00e1c gi\u1eefa nhi\u1ec1u \u0111\u1ed1i t\u01b0\u1ee3ng. Trong khi s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i t\u1eadp trung s\u00e2u v\u00e0o m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng, th\u00ec s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 l\u1ea1i xem x\u00e9t r\u1ed9ng h\u01a1n to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n

                      \n
                    • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong> C\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c tr\u00ean to\u00e0n h\u1ec7 th\u1ed1ng li\u00ean quan \u0111\u1ebfn nhi\u1ec1u th\u00e0nh ph\u1ea7n.<\/li>\n
                    • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong> Nhi\u1ec1u \u0111\u01b0\u1eddng \u0111\u1eddi, lu\u1ed3ng th\u00f4ng \u0111i\u1ec7p.<\/li>\n<\/ul>\n

                      H\u00e3y xem x\u00e9t m\u1ed9t h\u1ec7 th\u1ed1ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed. M\u1ed9t s\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i s\u1ebd x\u00e1c \u0111\u1ecbnh v\u00f2ng \u0111\u1eddi c\u1ee7a m\u1ed9t m\u1eb7t h\u00e0ng s\u1ea3n ph\u1ea9m duy nh\u1ea5t. M\u1ed9t s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 s\u1ebd x\u00e1c \u0111\u1ecbnh to\u00e0n b\u1ed9 quy tr\u00ecnh thanh to\u00e1n li\u00ean quan \u0111\u1ebfn gi\u1ecf h\u00e0ng, c\u1ed5ng thanh to\u00e1n v\u00e0 d\u1ecbch v\u1ee5 kho. Ch\u00fang l\u00e0 c\u00e1c c\u00f4ng c\u1ee5 b\u1ed5 sung cho nhau.<\/p>\n

                      S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 so v\u1edbi S\u01a1 \u0111\u1ed3 truy\u1ec1n th\u00f4ng \ud83d\udde3\ufe0f<\/h2>\n

                      Hai s\u01a1 \u0111\u1ed3 n\u00e0y v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt thu\u1ed9c c\u00f9ng m\u1ed9t nh\u00f3m (s\u01a1 \u0111\u1ed3 t\u01b0\u01a1ng t\u00e1c) v\u00e0 ch\u1ee9a th\u00f4ng tin t\u01b0\u01a1ng t\u1ef1. S\u1ef1 kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf tr\u1ecdng t\u00e2m c\u1ee7a c\u00e1ch tr\u00ecnh b\u00e0y.<\/p>\n

                      S\u01a1 \u0111\u1ed3 truy\u1ec1n th\u00f4ng \ud83e\udd1d<\/h3>\n

                      Tr\u01b0\u1edbc \u0111\u00e2y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u01a1 \u0111\u1ed3 h\u1ee3p t\u00e1c, s\u01a1 \u0111\u1ed3 truy\u1ec1n th\u00f4ng nh\u1ea5n m\u1ea1nh v\u00e0o t\u1ed5 ch\u1ee9c c\u1ea5u tr\u00fac c\u1ee7a c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng. Ch\u00fang cho th\u1ea5y c\u00e1ch c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhau \u0111\u1ec3 truy\u1ec1n th\u00f4ng \u0111i\u1ec7p. Th\u1ee9 t\u1ef1 c\u1ee7a c\u00e1c th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh b\u1eb1ng s\u1ed1, kh\u00f4ng ph\u1ea3i b\u1eb1ng v\u1ecb tr\u00ed theo chi\u1ec1u d\u1ecdc.<\/p>\n

                        \n
                      • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong> Hi\u1ec3n th\u1ecb c\u1ea5u tr\u00fac li\u00ean k\u1ebft c\u1ee7a h\u1ec7 th\u1ed1ng v\u00e0 c\u00e1ch c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau.<\/li>\n
                      • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong> C\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng, li\u00ean k\u1ebft, th\u00f4ng \u0111i\u1ec7p c\u00f3 s\u1ed1 th\u1ee9 t\u1ef1.<\/li>\n<\/ul>\n

                        S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 \ud83d\udcc5<\/h3>\n

                        S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 nh\u1ea5n m\u1ea1nh th\u1ee9 t\u1ef1 th\u1eddi gian. Tr\u1ee5c d\u1ecdc bi\u1ec3u th\u1ecb th\u1eddi gian. \u0110i\u1ec1u n\u00e0y gi\u00fap d\u1ec5 d\u00e0ng nh\u1eadn bi\u1ebft th\u00f4ng \u0111i\u1ec7p n\u00e0o x\u1ea3y ra tr\u01b0\u1edbc.<\/p>\n

                          \n
                        • Ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3:<\/strong>Hi\u1ec3n th\u1ecb th\u1eddi gian ph\u1ee9c t\u1ea1p, \u0111\u1ed9 tr\u1ec5 v\u00e0 c\u00e1c ph\u1ee5 thu\u1ed9c tu\u1ea7n t\u1ef1.<\/li>\n
                        • C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh:<\/strong>\u0110\u01b0\u1eddng \u0111\u1eddi, th\u1ee9 t\u1ef1 th\u1eddi gian.<\/li>\n<\/ul>\n

                          N\u1ebfu b\u1ea1n c\u1ea7n g\u1ee1 l\u1ed7i \u0111i\u1ec1u ki\u1ec7n c\u1ea1nh tranh ho\u1eb7c hi\u1ec3u ch\u00ednh x\u00e1c th\u1eddi gian c\u1ee7a m\u1ed9t ph\u1ea3n h\u1ed3i, bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 l\u00e0 v\u01b0\u1ee3t tr\u1ed9i. N\u1ebfu b\u1ea1n c\u1ea7n hi\u1ec3u c\u1ea5u tr\u00fac m\u1ea1ng c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5, bi\u1ec3u \u0111\u1ed3 truy\u1ec1n th\u00f4ng th\u01b0\u1eddng r\u00f5 r\u00e0ng h\u01a1n.<\/p>\n

                          Ma tr\u1eadn ra quy\u1ebft \u0111\u1ecbnh \u0111\u1ec3 l\u1ef1a ch\u1ecdn bi\u1ec3u \u0111\u1ed3 \ud83e\udde0<\/h2>\n

                          \u0110\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a quy tr\u00ecnh l\u1ef1a ch\u1ecdn, h\u00e3y xem x\u00e9t ma tr\u1eadn sau. N\u00f3 gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean m\u1ee5c ti\u00eau c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n\n\n\n\n\n\n\n
                          M\u1ee5c ti\u00eau<\/th>\nBi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb<\/th>\nT\u1ea1i sao?<\/th>\n<\/tr>\n<\/thead>\n
                          X\u00e1c \u0111\u1ecbnh m\u1ee5c ti\u00eau c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/td>\nBi\u1ec3u \u0111\u1ed3 tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/td>\nT\u1eadp trung v\u00e0o ch\u1ee9c n\u0103ng v\u00e0 c\u00e1c vai tr\u00f2.<\/td>\n<\/tr>\n
                          L\u1eadp b\u1ea3n \u0111\u1ed3 quy tr\u00ecnh kinh doanh<\/td>\nBi\u1ec3u \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng<\/td>\nX\u1eed l\u00fd t\u1ed1t logic ph\u1ee9c t\u1ea1p v\u00e0 c\u00e1c lu\u1ed3ng song song.<\/td>\n<\/tr>\n
                          Thi\u1ebft k\u1ebf c\u1ea5u tr\u00fac \u0111\u1ed1i t\u01b0\u1ee3ng<\/td>\nBi\u1ec3u \u0111\u1ed3 l\u1edbp<\/td>\nX\u00e1c \u0111\u1ecbnh c\u00e1c thu\u1ed9c t\u00ednh t\u0129nh v\u00e0 m\u1ed1i quan h\u1ec7.<\/td>\n<\/tr>\n
                          Theo d\u00f5i v\u00f2ng \u0111\u1eddi \u0111\u1ed1i t\u01b0\u1ee3ng<\/td>\nBi\u1ec3u \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i<\/td>\nT\u1eadp trung v\u00e0o c\u00e1c chuy\u1ec3n \u0111\u1ed5i tr\u1ea1ng th\u00e1i c\u1ee7a m\u1ed9t th\u1ef1c th\u1ec3 duy nh\u1ea5t.<\/td>\n<\/tr>\n
                          Chi ti\u1ebft h\u00f3a c\u00e1c t\u01b0\u01a1ng t\u00e1c API<\/td>\nBi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1<\/td>\nHi\u1ec3n th\u1ecb vi\u1ec7c trao \u0111\u1ed5i tin nh\u1eafn theo th\u1ee9 t\u1ef1 th\u1eddi gian gi\u1eefa c\u00e1c d\u1ecbch v\u1ee5.<\/td>\n<\/tr>\n
                          Hi\u1ec3n th\u1ecb c\u1ea5u tr\u00fac \u0111\u1ed1i t\u01b0\u1ee3ng<\/td>\nBi\u1ec3u \u0111\u1ed3 truy\u1ec1n th\u00f4ng<\/td>\nTr\u1ef1c quan h\u00f3a r\u00f5 r\u00e0ng c\u00e1c k\u1ebft n\u1ed1i v\u00e0 li\u00ean k\u1ebft \u0111\u1ed1i t\u01b0\u1ee3ng.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                          Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t cho bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 \u270d\ufe0f<\/h2>\n

                          Vi\u1ec7c t\u1ea1o ra c\u00e1c bi\u1ec3u \u0111\u1ed3 tr\u00ecnh t\u1ef1 hi\u1ec7u qu\u1ea3 \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ef7 lu\u1eadt. C\u00e1c bi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1ee3c v\u1ebd k\u00e9m c\u00f3 th\u1ec3 kh\u00f3 \u0111\u1ecdc h\u01a1n c\u1ea3 m\u00e3 ngu\u1ed3n. H\u00e3y tu\u00e2n th\u1ee7 c\u00e1c h\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u1ec3 duy tr\u00ec s\u1ef1 r\u00f5 r\u00e0ng.<\/p>\n

                            \n
                          • Gi\u1eef ph\u1ea1m vi gi\u1edbi h\u1ea1n:<\/strong>Kh\u00f4ng c\u1ed1 g\u1eafng \u00e1nh x\u1ea1 to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng trong m\u1ed9t s\u01a1 \u0111\u1ed3. H\u00e3y t\u1eadp trung v\u00e0o m\u1ed9t tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ho\u1eb7c k\u1ecbch b\u1ea3n t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m.<\/li>\n
                          • S\u1eed d\u1ee5ng t\u00ean m\u00f4 t\u1ea3:<\/strong>\u0110\u1eb7t t\u00ean cho c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 th\u00f4ng \u0111i\u1ec7p m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng. Tr\u00e1nh c\u00e1c thu\u1eadt ng\u1eef chung chung nh\u01b0 ‘Object1’ ho\u1eb7c ‘ProcessData’.<\/li>\n
                          • Chu\u1ea9n h\u00f3a c\u00e1c lo\u1ea1i th\u00f4ng \u0111i\u1ec7p:<\/strong>S\u1eed d\u1ee5ng m\u0169i t\u00ean li\u1ec1n n\u00e9t cho c\u00e1c l\u1eddi g\u1ecdi \u0111\u1ed3ng b\u1ed9 v\u00e0 m\u0169i t\u00ean h\u1edf cho c\u00e1c l\u1eddi g\u1ecdi b\u1ea5t \u0111\u1ed3ng b\u1ed9. D\u1ea5u hi\u1ec7u tr\u1ef1c quan n\u00e0y gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc hi\u1ec3u \u0111\u01b0\u1ee3c h\u00e0nh vi ch\u1eb7n.<\/li>\n
                          • T\u1eadn d\u1ee5ng c\u00e1c kh\u1ed1i h\u1ee3p th\u00e0nh (fragments):<\/strong>S\u1eed d\u1ee5ng c\u00e1c kh\u1ed1i h\u1ee3p th\u00e0nh k\u1ebft h\u1ee3p cho c\u00e1c v\u00f2ng l\u1eb7p (loop<\/code>), c\u00e1c \u0111i\u1ec1u ki\u1ec7n (alt<\/code>) v\u00e0 c\u00e1c quy tr\u00ecnh song song (par<\/code>). \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m s\u1ef1 l\u1ed9n x\u1ed9n so v\u1edbi vi\u1ec7c v\u1ebd t\u1eebng l\u1ea7n l\u1eb7p l\u1ea1i.<\/li>\n
                          • T\u1ed1i thi\u1ec3u h\u00f3a c\u00e1c \u0111\u01b0\u1eddng s\u1ef1 s\u1ed1ng (lifelines):<\/strong>Ch\u1ec9 bao g\u1ed3m c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng tham gia v\u00e0o t\u01b0\u01a1ng t\u00e1c c\u1ee5 th\u1ec3. C\u00e1c \u0111\u01b0\u1eddng s\u1ef1 s\u1ed1ng d\u01b0 th\u1eeba s\u1ebd t\u1ea1o ra nhi\u1ec5u.<\/li>\n
                          • T\u1eadp trung v\u00e0o c\u00e1c \u0111\u01b0\u1eddng \u0111i quan tr\u1ecdng:<\/strong>Tr\u01b0\u1edbc h\u1ebft h\u00e3y l\u00e0m n\u1ed5i b\u1eadt \u0111\u01b0\u1eddng \u0111i th\u00e0nh c\u00f4ng (happy path). T\u00e0i li\u1ec7u h\u00f3a vi\u1ec7c x\u1eed l\u00fd l\u1ed7i trong c\u00e1c s\u01a1 \u0111\u1ed3 ri\u00eang bi\u1ec7t ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i kh\u1ed1i h\u1ee3p th\u00e0nh c\u1ee5 th\u1ec3.<\/li>\n<\/ul>\n

                            Nh\u1eefng l\u1ed7i ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh \u26a0\ufe0f<\/h2>\n

                            Ngay c\u1ea3 c\u00e1c ki\u1ebfn tr\u00fac s\u01b0 c\u00f3 kinh nghi\u1ec7m c\u0169ng m\u1eafc l\u1ed7i khi m\u00f4 h\u00ecnh h\u00f3a c\u00e1c t\u01b0\u01a1ng t\u00e1c. Vi\u1ec7c nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c nh\u1eefng c\u1ea1m b\u1eaby n\u00e0y c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m th\u1eddi gian trong qu\u00e1 tr\u00ecnh r\u00e0 so\u00e1t.<\/p>\n

                              \n
                            • Tr\u1ed9n l\u1eabn c\u1ea5u tr\u00fac v\u00e0 h\u00e0nh vi:<\/strong>Kh\u00f4ng c\u1ed1 g\u1eafng hi\u1ec3n th\u1ecb c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a l\u1edbp b\u00ean trong s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1. H\u00e3y gi\u1eef c\u00e1c chi ti\u1ebft c\u1ea5u tr\u00fac trong s\u01a1 \u0111\u1ed3 l\u1edbp.<\/li>\n
                            • Tr\u1eebu t\u01b0\u1ee3ng h\u00f3a qu\u00e1 m\u1ee9c:<\/strong>N\u1ebfu b\u1ea1n \u1ea9n qu\u00e1 nhi\u1ec1u chi ti\u1ebft, s\u01a1 \u0111\u1ed3 s\u1ebd tr\u1edf n\u00ean v\u00f4 d\u1ee5ng \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n. N\u1ebfu b\u1ea1n hi\u1ec3n th\u1ecb qu\u00e1 nhi\u1ec1u, n\u00f3 s\u1ebd tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc. H\u00e3y t\u00ecm s\u1ef1 c\u00e2n b\u1eb1ng.<\/li>\n
                            • B\u1ecf qua c\u00e1c th\u00f4ng \u0111i\u1ec7p tr\u1ea3 v\u1ec1:<\/strong>Lu\u00f4n hi\u1ec3n th\u1ecb \u0111\u01b0\u1eddng \u0111i tr\u1ea3 v\u1ec1. N\u00f3 cho th\u1ea5y h\u1ec7 th\u1ed1ng \u0111\u00e3 x\u1eed l\u00fd y\u00eau c\u1ea7u th\u00e0nh c\u00f4ng.<\/li>\n
                            • C\u00e1c vai tr\u00f2 kh\u00f4ng r\u00f5 r\u00e0ng:<\/strong>\u0110\u1ea3m b\u1ea3o c\u00e1c vai tr\u00f2 b\u00ean ngo\u00e0i \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t r\u00f5 r\u00e0ng v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng h\u1ec7 th\u1ed1ng b\u00ean trong. S\u1eed d\u1ee5ng h\u00ecnh ng\u01b0\u1eddi que ti\u00eau chu\u1ea9n cho c\u00e1c vai tr\u00f2 con ng\u01b0\u1eddi.<\/li>\n
                            • D\u1eef li\u1ec7u t\u0129nh trong lu\u1ed3ng \u0111\u1ed9ng:<\/strong>Kh\u00f4ng li\u1ec7t k\u00ea c\u00e1c tr\u01b0\u1eddng c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c t\u00ean bi\u1ebfn tr\u1eeb khi ch\u00fang quan tr\u1ecdng \u0111\u1ed1i v\u1edbi lu\u1ed3ng th\u00f4ng \u0111i\u1ec7p. H\u00e3y gi\u1eef tr\u1ecdng t\u00e2m v\u00e0o t\u01b0\u01a1ng t\u00e1c.<\/li>\n<\/ul>\n

                              T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 v\u00e0o quy tr\u00ecnh l\u00e0m vi\u1ec7c \ud83d\udd04<\/h2>\n

                              Vi\u1ec7c v\u1ebd s\u01a1 \u0111\u1ed3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t nhi\u1ec7m v\u1ee5 m\u1ed9t l\u1ea7n. N\u00f3 c\u1ea7n \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n. Khi b\u1eaft \u0111\u1ea7u m\u1ed9t t\u00ednh n\u0103ng m\u1edbi, h\u00e3y x\u00e1c \u0111\u1ecbnh ph\u1ea1m vi b\u1eb1ng s\u01a1 \u0111\u1ed3 s\u1eed d\u1ee5ng. Thi\u1ebft k\u1ebf m\u00f4 h\u00ecnh d\u1eef li\u1ec7u b\u1eb1ng s\u01a1 \u0111\u1ed3 l\u1edbp. Chi ti\u1ebft h\u00f3a t\u01b0\u01a1ng t\u00e1c b\u1eb1ng s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1. Cu\u1ed1i c\u00f9ng, n\u1ebfu c\u1ea7n thi\u1ebft, h\u00e3y x\u00e1c minh logic quy tr\u00ecnh l\u00e0m vi\u1ec7c b\u1eb1ng s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

                              C\u00e1ch ti\u1ebfp c\u1eadn theo l\u1edbp n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u1ec1u \u0111\u01b0\u1ee3c t\u00e0i li\u1ec7u h\u00f3a m\u1ed9t c\u00e1ch ph\u00f9 h\u1ee3p. S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 \u0111\u00f3ng vai tr\u00f2 l\u00e0 c\u1ea7u n\u1ed1i gi\u1eefa thi\u1ebft k\u1ebf t\u0129nh (c\u00e1c l\u1edbp) v\u00e0 th\u1ef1c thi \u0111\u1ed9ng (ho\u1ea1t \u0111\u1ed9ng\/quy tr\u00ecnh l\u00e0m vi\u1ec7c). N\u00f3 chuy\u1ec3n \u0111\u1ed5i \u201cc\u00e1i g\u00ec\u201d c\u1ee7a c\u00e1c y\u00eau c\u1ea7u th\u00e0nh \u201cnh\u01b0 th\u1ebf n\u00e0o\u201d c\u1ee7a vi\u1ec7c tri\u1ec3n khai.<\/p>\n

                              C\u00e1c c\u00e2n nh\u1eafc k\u1ef9 thu\u1eadt cho vi\u1ec7c tri\u1ec3n khai \ud83d\udee0\ufe0f<\/h2>\n

                              Khi tri\u1ec3n khai logic \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea3i tu\u00e2n th\u1ee7 c\u00e1c h\u1ee3p \u0111\u1ed3ng \u0111\u00e3 \u0111\u1ecbnh ngh\u0129a. N\u1ebfu s\u01a1 \u0111\u1ed3 ch\u1ec9 \u0111\u1ecbnh m\u1ed9t l\u1eddi g\u1ecdi \u0111\u1ed3ng b\u1ed9, m\u00e3 ph\u1ea3i ch\u1eb7n cho \u0111\u1ebfn khi nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea3n h\u1ed3i. N\u1ebfu n\u00f3 ch\u1ec9 \u0111\u1ecbnh m\u1ed9t s\u1ef1 ki\u1ec7n b\u1ea5t \u0111\u1ed3ng b\u1ed9, m\u00e3 n\u00ean \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t v\u00e0 b\u1ecf qua.<\/p>\n

                              Vi\u1ec7c t\u00e1i c\u1ea5u tr\u00fac th\u01b0\u1eddng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1. N\u1ebfu b\u1ea1n di chuy\u1ec3n m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c t\u1eeb l\u1edbp n\u00e0y sang l\u1edbp kh\u00e1c, s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 ph\u1ea3i \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt. \u0110\u00e2y l\u00e0 l\u00fd do ch\u00ednh khi\u1ebfn c\u00e1c s\u01a1 \u0111\u1ed3 c\u00f3 th\u1ec3 tr\u1edf n\u00ean l\u1ed7i th\u1eddi. \u0110\u1ec3 gi\u1ea3m thi\u1ec3u \u0111i\u1ec1u n\u00e0y, h\u00e3y c\u00e2n nh\u1eafc s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 t\u1ea1o s\u01a1 \u0111\u1ed3 t\u1eeb m\u00e3 ngu\u1ed3n ho\u1eb7c ng\u01b0\u1ee3c l\u1ea1i, m\u1eb7c d\u00f9 vi\u1ec7c xem x\u00e9t th\u1ee7 c\u00f4ng v\u1eabn r\u1ea5t c\u1ea7n thi\u1ebft cho c\u00e1c quy\u1ebft \u0111\u1ecbnh ki\u1ebfn tr\u00fac.<\/p>\n

                              Nh\u1eefng suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 s\u1ef1 r\u00f5 r\u00e0ng tr\u1ef1c quan \ud83c\udfa8<\/h2>\n

                              M\u1ee5c ti\u00eau c\u1ee7a b\u1ea5t k\u1ef3 s\u01a1 \u0111\u1ed3 n\u00e0o l\u00e0 truy\u1ec1n \u0111\u1ea1t th\u00f4ng tin. N\u1ebfu m\u1ed9t b\u00ean li\u00ean quan kh\u00f4ng th\u1ec3 hi\u1ec3u bi\u1ec3u \u0111\u1ed3 trong v\u00e0i ph\u00fat, th\u00ec thi\u1ebft k\u1ebf \u0111\u00e3 th\u1ea5t b\u1ea1i. S\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd cho truy\u1ec1n th\u00f4ng k\u1ef9 thu\u1eadt, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00f3m ph\u00e2n t\u00e1n n\u01a1i giao ti\u1ebfp b\u1ea5t \u0111\u1ed3ng b\u1ed9 l\u00e0 ph\u1ed5 bi\u1ebfn.<\/p>\n

                              B\u1eb1ng c\u00e1ch hi\u1ec3u \u0111i\u1ec3m m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu c\u1ee7a s\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 so v\u1edbi c\u00e1c bi\u1ec3u \u0111\u1ed3 UML kh\u00e1c, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00e0i li\u1ec7u c\u1ee7a m\u00ecnh h\u1ed7 tr\u1ee3 c\u00e1c m\u1ee5c ti\u00eau ph\u00e1t tri\u1ec3n c\u1ee7a m\u00ecnh. H\u00e3y s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 ph\u00f9 h\u1ee3p cho c\u00f4ng vi\u1ec7c, duy tr\u00ec s\u1ef1 r\u00f5 r\u00e0ng v\u00e0 t\u1eadp trung v\u00e0o c\u00e1c c\u00e2u h\u1ecfi c\u1ee5 th\u1ec3 m\u00e0 b\u1ea1n c\u1ea7n tr\u1ea3 l\u1eddi. C\u00e1ch ti\u1ebfp c\u1eadn k\u1ef7 lu\u1eadt n\u00e0y d\u1eabn \u0111\u1ebfn c\u00e1c h\u1ec7 th\u1ed1ng v\u1eefng ch\u1eafc v\u00e0 \u00edt hi\u1ec3u l\u1ea7m h\u01a1n trong su\u1ed1t v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n.<\/p>\n","protected":false},"excerpt":{"rendered":"

                              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 x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p, vi\u1ec7c ch\u1ec9 d\u1ef1a v\u00e0o v\u0103n b\u1ea3n ho\u1eb7c c\u00e1c \u0111o\u1ea1n…<\/p>\n","protected":false},"author":1,"featured_media":2032,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"source_url":"","fifu_image_url":"","fifu_image_alt":"","_fifu_image_alt":"","fifu_alt":"","_fifu_alt":"","fifu_image_title":"","_fifu_image_title":"","fifu_input_alt":"","vp_image_hash":"","footnotes":""},"categories":[50],"tags":[80,87],"asset-category":[],"class_list":["post-2031","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language","tag-academic","tag-sequence-diagram"],"source_url":"","fifu_image_url":"","fifu_image_alt":"","vp_image_hash":"","yoast_head":"\nS\u01a1 \u0111\u1ed3 tr\u00ecnh t\u1ef1 UML so v\u1edbi c\u00e1c bi\u1ec3u \u0111\u1ed3 kh\u00e1c: H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn<\/title>\n<meta name=\"description\" content=\"B\u1ed1i r\u1ed1i v\u1ec1 c\u00e1c s\u01a1 \u0111\u1ed3 UML? 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