{"id":259,"date":"2026-03-25T02:23:26","date_gmt":"2026-03-25T02:23:26","guid":{"rendered":"https:\/\/www.we-notes.com\/vn\/splitting-large-user-stories-without-losing-context\/"},"modified":"2026-03-25T02:23:26","modified_gmt":"2026-03-25T02:23:26","slug":"splitting-large-user-stories-without-losing-context","status":"publish","type":"post","link":"https:\/\/www.we-notes.com\/vn\/splitting-large-user-stories-without-losing-context\/","title":{"rendered":"Chia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u1edbn m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t b\u1ed1i c\u1ea3nh"},"content":{"rendered":"

Trong th\u1ebf gi\u1edbi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m \u0111\u1ea7y t\u1ed1c \u0111\u1ed9, kho\u1ea3ng c\u00e1ch gi\u1eefa m\u1ed9t \u00fd t\u01b0\u1edfng l\u1edbn v\u00e0 m\u1ed9t t\u00ednh n\u0103ng c\u00f3 th\u1ec3 giao n\u1ed9p th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y b\u1edfi m\u1ed9t chu\u1ed7i c\u00e1c nhi\u1ec7m v\u1ee5 ph\u1ee9c t\u1ea1p. Khi m\u1ed9t c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng \u0111\u01a1n l\u1ebb tr\u1edf n\u00ean qu\u00e1 l\u1edbn, n\u00f3 tr\u1edf th\u00e0nh \u0111i\u1ec3m ngh\u1ebdn. N\u00f3 l\u00e0m ch\u1eadm ti\u1ebfn \u0111\u1ed9, che gi\u1ea5u r\u1ee7i ro v\u00e0 khi\u1ebfn vi\u1ec7c ki\u1ec3m th\u1eed tr\u1edf th\u00e0nh \u00e1c m\u1ed9ng. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ed9t spike<\/strong> ho\u1eb7c m\u1ed9t epic<\/strong> \u0111\u01b0\u1ee3c che gi\u1ea5u d\u01b0\u1edbi d\u1ea1ng m\u1ed9t c\u00e2u chuy\u1ec7n. Th\u00e1ch th\u1ee9c n\u1eb1m \u1edf vi\u1ec7c chia nh\u1ecf ch\u00fang th\u00e0nh nh\u1eefng ph\u1ea7n d\u1ec5 qu\u1ea3n l\u00fd m\u00e0 kh\u00f4ng l\u00e0m m\u1ea5t \u0111i m\u1ee5c \u0111\u00edch ban \u0111\u1ea7u hay m\u1ea1ch truy\u1ec7n k\u1ebft n\u1ed1i ch\u00fang l\u1ea1i v\u1edbi nhau.<\/p>\n

H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 ngh\u1ec7 thu\u1eadt v\u00e0 khoa h\u1ecdc c\u1ee7a vi\u1ec7c chia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u1edbn m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Ch\u00fang ta s\u1ebd xem x\u00e9t c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 duy tr\u00ec b\u1ed1i c\u1ea3nh, \u0111\u1ea3m b\u1ea3o m\u1ed7i ph\u1ea7n nh\u1ecf \u0111\u1ec1u mang l\u1ea1i gi\u00e1 tr\u1ecb v\u00e0 gi\u1eef cho \u0111\u1ed9i nh\u00f3m th\u1ed1ng nh\u1ea5t. B\u1eb1ng c\u00e1ch n\u1eafm v\u1eefng c\u00e1c c\u01a1 ch\u1ebf ph\u00e2n r\u00e3, c\u00e1c \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ef1 \u0111o\u00e1n v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng m\u00e0 kh\u00f4ng hy sinh c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u1ec1 s\u1ea3n ph\u1ea9m.<\/p>\n

\n
\"Sketch-style<\/figure>\n<\/div>\n

\u26a0\ufe0f Chi ph\u00ed \u1ea9n gi\u1ea5u c\u1ee7a c\u00e1c c\u00e2u chuy\u1ec7n qu\u00e1 l\u1edbn<\/h2>\n

Tr\u01b0\u1edbc khi t\u00ecm ki\u1ebfm gi\u1ea3i ph\u00e1p, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i hi\u1ec3u t\u1ea1i sao c\u00e1c c\u00e2u chuy\u1ec7n l\u1edbn l\u1ea1i g\u00e2y v\u1ea5n \u0111\u1ec1. M\u1ed9t c\u00e2u chuy\u1ec7n qu\u00e1 l\u1edbn s\u1ebd kh\u00f4ng v\u01b0\u1ee3t qua \u0111\u01b0\u1ee3c th\u1eed th\u00e1ch c\u1ee7a th\u1eddi gian. N\u00f3 kh\u00f4ng th\u1ec3 ho\u00e0n th\u00e0nh trong m\u1ed9t l\u1ea7n sprint duy nh\u1ea5t, d\u1eabn \u0111\u1ebfn c\u00f4ng vi\u1ec7c ch\u01b0a ho\u00e0n thi\u1ec7n b\u1ecb treo l\u01a1 l\u1eedng. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra n\u1ee3 k\u1ef9 thu\u1eadt v\u00e0 s\u1ef1 b\u1ea5t \u0111\u1ecbnh.<\/p>\n

H\u00e3y c\u00e2n nh\u1eafc c\u00e1c r\u1ee7i ro li\u00ean quan \u0111\u1ebfn vi\u1ec7c gi\u1eef c\u00e1c c\u00e2u chuy\u1ec7n l\u1edbn:<\/p>\n

    \n
  • Ph\u1ea3n h\u1ed3i b\u1ecb ch\u1eadm tr\u1ec5:<\/strong>C\u00e1c b\u00ean li\u00ean quan kh\u00f4ng th\u1ea5y ph\u1ea7n m\u1ec1m ho\u1ea1t \u0111\u1ed9ng cho \u0111\u1ebfn t\u1eadn cu\u1ed1i chu k\u1ef3. L\u00fac \u0111\u00f3, h\u01b0\u1edbng \u0111i c\u00f3 th\u1ec3 \u0111\u00e3 thay \u0111\u1ed5i.<\/li>\n
  • \u0110\u1ed9 ph\u1ee9c t\u1ea1p ki\u1ec3m th\u1eed:<\/strong>C\u00e1c \u0111\u1ed9i QA g\u1eb7p kh\u00f3 kh\u0103n khi ki\u1ec3m ch\u1ee9ng m\u1ed9t t\u1eadp h\u1ee3p t\u00ednh n\u0103ng kh\u1ed5ng l\u1ed3 trong m\u1ed9t l\u1ea7n duy nh\u1ea5t. C\u00e1c tr\u01b0\u1eddng h\u1ee3p bi\u00ean t\u0103ng l\u00ean theo c\u1ea5p s\u1ed1 nh\u00e2n.<\/li>\n
  • R\u1ee7i ro t\u00edch h\u1ee3p:<\/strong>K\u1ebft h\u1ee3p nhi\u1ec1u th\u00e0nh ph\u1ea7n ch\u01b0a \u0111\u01b0\u1ee3c ki\u1ec3m th\u1eed l\u00e0m t\u0103ng kh\u1ea3 n\u0103ng x\u1ea3y ra xung \u0111\u1ed9t trong c\u01a1 s\u1edf m\u00e3 ngu\u1ed3n.<\/li>\n
  • Suy ki\u1ec7t \u0111\u1ed9i nh\u00f3m:<\/strong>L\u00e0m vi\u1ec7c v\u1edbi m\u1ed9t nhi\u1ec7m v\u1ee5 \u0111\u1ed3 s\u1ed9 trong nhi\u1ec1u tu\u1ea7n l\u00e0m c\u1ea1n ki\u1ec7t \u0111\u1ed9ng l\u1ef1c. S\u1ef1 thi\u1ebfu v\u1eafng nh\u1eefng th\u00e0nh c\u00f4ng nh\u1ecf l\u00e0m t\u1ed5n th\u01b0\u01a1ng tinh th\u1ea7n \u0111\u1ed9i nh\u00f3m.<\/li>\n
  • Sai l\u1ec7ch \u01b0\u1edbc l\u01b0\u1ee3ng:<\/strong>C\u00e1c c\u00e2u chuy\u1ec7n l\u1edbn v\u1ed1n d\u0129 r\u1ea5t kh\u00f3 \u01b0\u1edbc l\u01b0\u1ee3ng ch\u00ednh x\u00e1c. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn vi\u1ec7c b\u1ecf l\u1ee1 ti\u1ebfn \u0111\u1ed9 v\u00e0 gi\u1ea3m t\u1ed1c \u0111\u1ed9 ph\u00e1t tri\u1ec3n.<\/li>\n<\/ul>\n

    \u0110\u1ec3 gi\u1ea3m thi\u1ec3u nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u00e1c \u0111\u1ed9i nh\u00f3m c\u1ea7n \u00e1p d\u1ee5ng m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 k\u1ef7 lu\u1eadt trong vi\u1ec7c ph\u00e2n r\u00e3. M\u1ee5c ti\u00eau kh\u00f4ng ch\u1ec9 l\u00e0 l\u00e0m cho c\u00e1c nhi\u1ec7m v\u1ee5 nh\u1ecf l\u1ea1i, m\u00e0 c\u00f2n ph\u1ea3i l\u00e0m cho ch\u00fang mang l\u1ea1i gi\u00e1 tr\u1ecb.<\/p>\n

    \ud83e\uddf1 C\u00e1c nguy\u00ean t\u1eafc c\u1ed1t l\u00f5i cho vi\u1ec7c chia nh\u1ecf hi\u1ec7u qu\u1ea3<\/h2>\n

    Vi\u1ec7c chia nh\u1ecf kh\u00f4ng ph\u1ea3i ng\u1eabu nhi\u00ean. N\u00f3 \u0111\u00f2i h\u1ecfi tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c c\u00e2u chuy\u1ec7n \u0111\u01b0\u1ee3c t\u1ea1o ra v\u1eabn h\u1eefu \u00edch. Khung m\u00f4 h\u00ecnh \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn r\u1ed9ng r\u00e3i nh\u1ea5t cho \u0111i\u1ec1u n\u00e0y l\u00e0 INVEST<\/strong>m\u00f4 h\u00ecnh. Khi chia nh\u1ecf, m\u1ed7i c\u00e2u chuy\u1ec7n m\u1edbi n\u00ean ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ti\u00eau ch\u00ed n\u00e0y:<\/p>\n

      \n
    • I<\/strong>\u0110\u1ed9c l\u1eadp: C\u00e2u chuy\u1ec7n kh\u00f4ng \u0111\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c c\u00e2u chuy\u1ec7n kh\u00e1c \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng.<\/li>\n
    • N\n
    • V<\/strong>C\u00f3 gi\u00e1 tr\u1ecb: M\u1ed7i ph\u1ea7n nh\u1ecf ph\u1ea3i mang l\u1ea1i gi\u00e1 tr\u1ecb cho ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c b\u00ean li\u00ean quan.<\/li>\n
    • E\n
    • S<\/strong>Nh\u1ecf: N\u00f3 ph\u1ea3i v\u1eeba v\u1eb7n trong m\u1ed9t sprint.<\/li>\n
    • T<\/strong>X\u00e1c \u0111\u1ecbnh r\u00f5: C\u00e1c ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn ph\u1ea3i r\u00f5 r\u00e0ng.<\/li>\n

      <\/strong><\/li>\n

      <\/strong><\/li>\n<\/ul>\n

      Khi m\u1ed9t c\u00e2u chuy\u1ec7n \u0111\u01b0\u1ee3c chia nh\u1ecf, ti\u00eau ch\u00edGi\u00e1 tr\u1ecb<\/em> l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t. M\u1ed9t c\u00e2u chuy\u1ec7n chia nh\u1ecf kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp s\u1ebd kh\u00f4ng mang l\u1ea1i gi\u00e1 tr\u1ecb. N\u1ebfu ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng t\u00ednh n\u0103ng, th\u00ec vi\u1ec7c chia nh\u1ecf l\u00e0 sai.<\/p>\n

      \ud83d\udcca So s\u00e1nh c\u00e1c ti\u00eau ch\u00ed chia nh\u1ecf<\/h3>\n\n\n\n\n\n\n\n\n
      Ti\u00eau ch\u00ed<\/th>\nTr\u1ecdng t\u00e2m<\/th>\n\u1ee8ng d\u1ee5ng v\u00ed d\u1ee5<\/th>\n<\/tr>\n<\/thead>\n
      C\u1eaft d\u1ecdc<\/td>\nCh\u1ee9c n\u0103ng k\u1ebft n\u1ed1i \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i<\/td>\nTh\u00eam m\u1ed9t tr\u01b0\u1eddng m\u1edbi duy nh\u1ea5t v\u00e0o bi\u1ec3u m\u1eabu v\u00e0 hi\u1ec3n th\u1ecb n\u00f3.<\/td>\n<\/tr>\n
      C\u1eaft ngang<\/td>\nTri\u1ec3n khai theo l\u1edbp<\/td>\nT\u00e1i c\u1ea5u tr\u00fac l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u cho to\u00e0n h\u1ec7 th\u1ed1ng.<\/td>\n<\/tr>\n
      X\u1eed l\u00fd ngo\u1ea1i l\u1ec7<\/td>\nC\u00e1c tr\u01b0\u1eddng h\u1ee3p bi\u00ean v\u00e0 l\u1ed7i<\/td>\nX\u1eed l\u00fd th\u1eddi gian ch\u1edd m\u1ea1ng h\u1ebft h\u1ea1n ho\u1eb7c nh\u1eadp d\u1eef li\u1ec7u kh\u00f4ng h\u1ee3p l\u1ec7.<\/td>\n<\/tr>\n
      S\u1ef1 bi\u1ebfn \u0111\u1ed5i d\u1eef li\u1ec7u<\/td>\nS\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 n\u1ed9i dung<\/td>\nH\u1ed7 tr\u1ee3 c\u00e1c lo\u1ea1i ti\u1ec1n t\u1ec7 ho\u1eb7c ng\u00f4n ng\u1eef kh\u00e1c nhau.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \ud83d\udd2a Chi\u1ebfn l\u01b0\u1ee3c c\u1eaft d\u1ecdc<\/h2>\n

      C\u1eaft d\u1ecdc l\u00e0 ti\u00eau chu\u1ea9n v\u00e0ng \u0111\u1ec3 chia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng. N\u00f3 bao g\u1ed3m vi\u1ec7c c\u1eaft xuy\u00ean su\u1ed1t t\u1ea5t c\u1ea3 c\u00e1c l\u1edbp c\u1ee7a \u1ee9ng d\u1ee5ng (c\u01a1 s\u1edf d\u1eef li\u1ec7u, logic kinh doanh, giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng) \u0111\u1ec3 cung c\u1ea5p m\u1ed9t ph\u1ea7n ch\u1ee9c n\u0103ng c\u1ee5 th\u1ec3 v\u00e0 ho\u1ea1t \u0111\u1ed9ng. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ed7i c\u00e2u chuy\u1ec7n t\u1ea1o ra m\u1ed9t b\u01b0\u1edbc ti\u1ebfn c\u00f3 th\u1ec3 tri\u1ec3n khai.<\/p>\n

      1. Chia theo t\u00ednh n\u0103ng<\/h3>\n

      N\u1ebfu m\u1ed9t c\u00e2u chuy\u1ec7n m\u00f4 t\u1ea3 m\u1ed9t quy tr\u00ecnh ph\u1ee9c t\u1ea1p, h\u00e3y chia nh\u1ecf theo c\u00e1c h\u00e0nh \u0111\u1ed9ng c\u1ee5 th\u1ec3 m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n. Thay v\u00ec x\u00e2y d\u1ef1ng to\u00e0n b\u1ed9 quy tr\u00ecnh thanh to\u00e1n c\u00f9ng m\u1ed9t l\u00fac, h\u00e3y t\u00e1ch ri\u00eang t\u1eebng b\u01b0\u1edbc.<\/p>\n

        \n
      • C\u00e2u chuy\u1ec7n g\u1ed1c:<\/strong> L\u00e0 m\u1ed9t ng\u01b0\u1eddi mua s\u1eafm, t\u00f4i mu\u1ed1n ho\u00e0n t\u1ea5t vi\u1ec7c mua h\u00e0ng \u0111\u1ec3 c\u00f3 th\u1ec3 mua c\u00e1c m\u1eb7t h\u00e0ng.<\/li>\n
      • Ph\u00e2n chia 1:<\/strong>L\u00e0 m\u1ed9t ng\u01b0\u1eddi mua s\u1eafm, t\u00f4i mu\u1ed1n th\u00eam c\u00e1c m\u1eb7t h\u00e0ng v\u00e0o gi\u1ecf h\u00e0ng \u0111\u1ec3 c\u00f3 th\u1ec3 xem x\u00e9t l\u1ef1a ch\u1ecdn c\u1ee7a m\u00ecnh.<\/li>\n
      • Ph\u00e2n chia 2:<\/strong>L\u00e0 m\u1ed9t ng\u01b0\u1eddi mua s\u1eafm, t\u00f4i mu\u1ed1n nh\u1eadp th\u00f4ng tin giao h\u00e0ng \u0111\u1ec3 c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh thanh to\u00e1n.<\/li>\n
      • Ph\u00e2n chia 3:<\/strong>L\u00e0 m\u1ed9t ng\u01b0\u1eddi mua s\u1eafm, t\u00f4i mu\u1ed1n ch\u1ecdn ph\u01b0\u01a1ng th\u1ee9c thanh to\u00e1n \u0111\u1ec3 c\u00f3 th\u1ec3 ho\u00e0n t\u1ea5t \u0111\u01a1n h\u00e0ng.<\/li>\n<\/ul>\n

        M\u1ed7i ph\u1ea7n n\u00e0y l\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb \u0111\u1ed9c l\u1eadp. Gi\u1ecf h\u00e0ng ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n th\u00f4ng tin giao h\u00e0ng. Giao h\u00e0ng ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n thanh to\u00e1n (d\u00e0nh cho m\u1ee5c \u0111\u00edch xem tr\u01b0\u1edbc). \u0110i\u1ec1u n\u00e0y cho ph\u00e9p tri\u1ec3n khai t\u1eebng b\u01b0\u1edbc.<\/p>\n

        2. Ph\u00e2n chia ngo\u1ea1i l\u1ec7<\/h3>\n

        Th\u01b0\u1eddng th\u00ec con \u0111\u01b0\u1eddng ch\u00ednh (happy path) \u0111\u01a1n gi\u1ea3n, nh\u01b0ng c\u00e1c tr\u01b0\u1eddng h\u1ee3p bi\u00ean l\u1ea1i khi\u1ebfn c\u00e2u chuy\u1ec7n tr\u1edf n\u00ean l\u1edbn h\u01a1n. Vi\u1ec7c t\u00e1ch bi\u1ec7t con \u0111\u01b0\u1eddng ch\u00ednh kh\u1ecfi con \u0111\u01b0\u1eddng ngo\u1ea1i l\u1ec7 c\u00f3 th\u1ec3 l\u00e0m r\u00f5 y\u00eau c\u1ea7u v\u00e0 gi\u1ea3m thi\u1ec3u r\u1ee7i ro.<\/p>\n

          \n
        • C\u00e2u chuy\u1ec7n g\u1ed1c:<\/strong>L\u00e0 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n \u0111\u1eb7t l\u1ea1i m\u1eadt kh\u1ea9u c\u1ee7a m\u00ecnh \u0111\u1ec3 c\u00f3 th\u1ec3 l\u1ea5y l\u1ea1i quy\u1ec1n truy c\u1eadp.<\/li>\n
        • Ph\u00e2n chia 1 (Con \u0111\u01b0\u1eddng ch\u00ednh):<\/strong>L\u00e0 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n nh\u1eadn m\u1ed9t li\u00ean k\u1ebft \u0111\u1eb7t l\u1ea1i m\u1eadt kh\u1ea9u qua email \u0111\u1ec3 c\u00f3 th\u1ec3 thay \u0111\u1ed5i m\u1eadt kh\u1ea9u c\u1ee7a m\u00ecnh.<\/li>\n
        • Ph\u00e2n chia 2 (Ngo\u1ea1i l\u1ec7):<\/strong>L\u00e0 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o n\u1ebfu email c\u1ee7a t\u00f4i kh\u00f4ng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u0111\u1ec3 c\u00f3 th\u1ec3 s\u1eeda l\u1ea1i \u0111\u1ea7u v\u00e0o c\u1ee7a m\u00ecnh.<\/li>\n
        • Ph\u00e2n chia 3 (Ngo\u1ea1i l\u1ec7):<\/strong>L\u00e0 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n kh\u00f3a t\u00e0i kho\u1ea3n c\u1ee7a m\u00ecnh sau nhi\u1ec1u l\u1ea7n th\u1eed \u0111\u0103ng nh\u1eadp th\u1ea5t b\u1ea1i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/li>\n<\/ul>\n

          3. Ph\u00e2n chia s\u1ef1 thay \u0111\u1ed5i d\u1eef li\u1ec7u<\/h3>\n

          H\u1ed7 tr\u1ee3 c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u kh\u00e1c nhau th\u01b0\u1eddng l\u00e0m cho c\u00e2u chuy\u1ec7n tr\u1edf n\u00ean c\u1ed3ng k\u1ec1nh. B\u1eb1ng c\u00e1ch t\u00e1ch bi\u1ec7t c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u, c\u00e1c \u0111\u1ed9i c\u00f3 th\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c x\u00e1c th\u1ef1c v\u00e0 logic.<\/p>\n

            \n
          • C\u00e2u chuy\u1ec7n g\u1ed1c:<\/strong>L\u00e0 m\u1ed9t qu\u1ea3n tr\u1ecb vi\u00ean, t\u00f4i mu\u1ed1n t\u1ea3i l\u00ean c\u00e1c b\u00e1o c\u00e1o \u1edf \u0111\u1ecbnh d\u1ea1ng CSV, PDF v\u00e0 Excel.<\/li>\n
          • Ph\u00e2n chia 1:<\/strong>L\u00e0 m\u1ed9t qu\u1ea3n tr\u1ecb vi\u00ean, t\u00f4i mu\u1ed1n t\u1ea3i l\u00ean c\u00e1c b\u00e1o c\u00e1o CSV.<\/li>\n
          • Ph\u00e2n chia 2:<\/strong>L\u00e0 m\u1ed9t qu\u1ea3n tr\u1ecb vi\u00ean, t\u00f4i mu\u1ed1n t\u1ea3i l\u00ean c\u00e1c b\u00e1o c\u00e1o PDF.<\/li>\n
          • Ph\u00e2n chia 3:<\/strong>L\u00e0 m\u1ed9t qu\u1ea3n tr\u1ecb vi\u00ean, t\u00f4i mu\u1ed1n t\u1ea3i l\u00ean c\u00e1c b\u00e1o c\u00e1o Excel.<\/li>\n<\/ul>\n

            \ud83c\udfd7\ufe0f Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng ph\u00e2n chia ngang<\/h2>\n

            Ph\u00e2n chia d\u1ecdc kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 gi\u1ea3i ph\u00e1p. \u0110\u00f4i khi, ph\u00e2n chia ngang l\u00e0 c\u1ea7n thi\u1ebft. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m vi\u1ec7c x\u00e2y d\u1ef1ng ch\u1ee9c n\u0103ng t\u1eebng l\u1edbp m\u1ed9t tr\u00ean to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. M\u1eb7c d\u00f9 \u0111i\u1ec1u n\u00e0y kh\u00f4ng t\u1ea1o ra gi\u00e1 tr\u1ecb cho ng\u01b0\u1eddi d\u00f9ng ngay l\u1eadp t\u1ee9c, nh\u01b0ng n\u00f3 h\u1eefu \u00edch cho n\u1ec1n t\u1ea3ng k\u1ef9 thu\u1eadt.<\/p>\n

            S\u1eed d\u1ee5ng ph\u00e2n chia ngang khi:<\/p>\n

              \n
            • T\u00e1i c\u1ea5u tr\u00fac:<\/strong> B\u1ea1n c\u1ea7n c\u1eadp nh\u1eadt m\u1ed9t th\u01b0 vi\u1ec7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi m\u1ecdi t\u00ednh n\u0103ng.<\/li>\n
            • H\u1ea1 t\u1ea7ng:<\/strong> B\u1ea1n \u0111ang thi\u1ebft l\u1eadp m\u1ed9t l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1edbi ho\u1eb7c c\u1ed5ng API.<\/li>\n
            • B\u1ea3o m\u1eadt:<\/strong> B\u1ea1n \u0111ang tri\u1ec3n khai x\u00e1c th\u1ef1c tr\u00ean to\u00e0n b\u1ed9 \u1ee9ng d\u1ee5ng.<\/li>\n
            • Hi\u1ec7u su\u1ea5t:<\/strong> B\u1ea1n \u0111ang t\u1ed1i \u01b0u l\u1edbp b\u1ed9 nh\u1edb \u0111\u1ec7m cho t\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec3m cu\u1ed1i.<\/li>\n<\/ul>\n

              Ngay c\u1ea3 khi s\u1eed d\u1ee5ng c\u00e1c m\u1ea3nh ngang, h\u00e3y c\u1ed1 g\u1eafng gi\u1eef ch\u00fang nh\u1ecf \u0111\u1ebfn m\u1ee9c c\u00f3 th\u1ec3 ki\u1ec3m th\u1eed \u0111\u1ed9c l\u1eadp. M\u1ed9t ph\u00e2n chia ngang \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ecdi module v\u1eabn n\u00ean \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t c\u00e2u chuy\u1ec7n duy nh\u1ea5t.<\/p>\n

              \ud83e\udded B\u1ea3o t\u1ed3n ng\u1eef c\u1ea3nh trong qu\u00e1 tr\u00ecnh ph\u00e2n t\u00e1ch<\/h2>\n

              R\u1ee7i ro l\u1edbn nh\u1ea5t khi ph\u00e2n t\u00e1ch l\u00e0 m\u1ea5t \u0111i ng\u1eef c\u1ea3nh<\/em>. N\u1ebfu m\u1ed9t th\u00e0nh vi\u00ean \u0111\u1ed9i ng\u0169 nh\u1eadn m\u1ed9t c\u00e2u chuy\u1ec7n nh\u1ecf m\u00e0 kh\u00f4ng hi\u1ec3u n\u00f3 ph\u00f9 h\u1ee3p nh\u01b0 th\u1ebf n\u00e0o v\u00e0o b\u1ee9c tranh l\u1edbn, vi\u1ec7c tri\u1ec3n khai c\u00f3 th\u1ec3 l\u1ec7ch kh\u1ecfi t\u1ea7m nh\u00ecn ban \u0111\u1ea7u. \u0110i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 chuy\u1ec3n \u0111\u1ed5i ng\u1eef c\u1ea3nh<\/strong> ho\u1eb7c ph\u00e2n m\u1ea3nh<\/strong>.<\/p>\n

              1. Li\u00ean k\u1ebft c\u00e1c c\u00e2u chuy\u1ec7n l\u1ea1i v\u1edbi nhau<\/h3>\n

              S\u1eed d\u1ee5ng m\u1ed1i quan h\u1ec7 cha-con trong h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd danh s\u00e1ch ch\u1edd. \u0110\u00e1nh d\u1ea5u c\u00e2u chuy\u1ec7n l\u1edbn ban \u0111\u1ea7u l\u00e0 m\u1ed9t epic<\/strong> ho\u1eb7c cha<\/strong>. M\u1ed7i c\u00e2u chuy\u1ec7n \u0111\u01b0\u1ee3c chia nh\u1ecf n\u00ean tham chi\u1ebfu \u0111\u1ebfn ID cha. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t chu\u1ed7i truy xu\u1ea5t ngu\u1ed3n g\u1ed1c.<\/p>\n

                \n
              • Epic:<\/strong> Tri\u1ec3n khai qu\u1ea3n l\u00fd h\u1ed3 s\u01a1 ng\u01b0\u1eddi d\u00f9ng.<\/li>\n
              • C\u00e2u chuy\u1ec7n A:<\/strong> Th\u00eam ch\u1ee9c n\u0103ng t\u1ea3i l\u00ean \u1ea3nh h\u1ed3 s\u01a1.<\/li>\n
              • C\u00e2u chuy\u1ec7n B:<\/strong> C\u1eadp nh\u1eadt th\u00f4ng tin li\u00ean h\u1ec7.<\/li>\n
              • C\u00e2u chuy\u1ec7n C:<\/strong>Thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t m\u1eadt kh\u1ea9u.<\/li>\n<\/ul>\n

                C\u1ea5u tr\u00fac n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng khi xem x\u00e9t C\u00e2u chuy\u1ec7n A, nh\u00e0 ph\u00e1t tri\u1ec3n s\u1ebd th\u1ea5y C\u00e2u chuy\u1ec7n B v\u00e0 C\u00e2u chuy\u1ec7n C \u0111ang \u0111\u1ebfn. N\u00f3 cung c\u1ea5p b\u1ea3n \u0111\u1ed3 h\u00e0nh tr\u00ecnh cho to\u00e0n b\u1ed9 t\u00ednh n\u0103ng.<\/p>\n

                2. Ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn chung<\/h3>\n

                M\u1ed9t s\u1ed1 quy t\u1eafc \u00e1p d\u1ee5ng cho to\u00e0n b\u1ed9 t\u00ednh n\u0103ng, ch\u1ee9 kh\u00f4ng ch\u1ec9 ri\u00eang ph\u1ea7n nh\u1ecf. X\u00e1c \u0111\u1ecbnh nh\u1eefng quy t\u1eafc n\u00e0y trong t\u00e0i li\u1ec7u chung ho\u1eb7c ph\u1ea7n chung trong m\u1eabu c\u00e2u chuy\u1ec7n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n.<\/p>\n

                  \n
                • B\u1ea3o m\u1eadt:<\/strong>M\u1ecdi c\u1eadp nh\u1eadt h\u1ed3 s\u01a1 \u0111\u1ec1u ph\u1ea3i y\u00eau c\u1ea7u x\u00e1c th\u1ef1c l\u1ea1i.<\/li>\n
                • Hi\u1ec7u su\u1ea5t:<\/strong>Th\u1eddi gian t\u1ea3i trang ph\u1ea3i lu\u00f4n d\u01b0\u1edbi 2 gi\u00e2y.<\/li>\n
                • Kh\u1ea3 n\u0103ng truy c\u1eadp:<\/strong>T\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng bi\u1ec3u m\u1eabu ph\u1ea3i c\u00f3 nh\u00e3n ph\u00f9 h\u1ee3p cho tr\u00ecnh \u0111\u1ecdc m\u00e0n h\u00ecnh.<\/li>\n<\/ul>\n

                  B\u1eb1ng c\u00e1ch li\u1ec7t k\u00ea nh\u1eefng \u0111i\u1ec1u n\u00e0y \u1edf c\u1ea5p \u0111\u1ed9 to\u00e0n c\u1ee5c, m\u1ed7i c\u00e2u chuy\u1ec7n \u0111\u01b0\u1ee3c chia nh\u1ecf s\u1ebd k\u1ebf th\u1eeba c\u00e1c r\u00e0ng bu\u1ed9c. \u0110i\u1ec1u n\u00e0y ng\u0103n ch\u1eb7n m\u1ed9t ph\u1ea7n nh\u1ecf g\u00e2y ra l\u1ed7i b\u1ea3o m\u1eadt \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n

                  3. B\u1ea3n \u0111\u1ed3 tr\u1ef1c quan<\/h3>\n

                  B\u1ea3n \u0111\u1ed3 c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt m\u1ea1nh m\u1ebd \u0111\u1ec3 tr\u1ef1c quan h\u00f3a lu\u1ed3ng ho\u1ea1t \u0111\u1ed9ng. T\u1ea1o danh s\u00e1ch c\u00f4ng vi\u1ec7c theo tr\u1ee5c ngang v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c c\u00e2u chuy\u1ec7n h\u1ed7 tr\u1ee3 ch\u00fang theo tr\u1ee5c d\u1ecdc. \u0110i\u1ec1u n\u00e0y t\u1ea1o n\u00ean khung x\u01b0\u01a1ng cho t\u00ednh n\u0103ng.<\/p>\n

                  B\u1ea3n \u0111\u1ed3 n\u00e0y \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t h\u1ee3p \u0111\u1ed3ng tr\u1ef1c quan. Khi chia nh\u1ecf m\u1ed9t c\u00e2u chuy\u1ec7n, \u0111\u1ed9i c\u00f3 th\u1ec3 tham kh\u1ea3o b\u1ea3n \u0111\u1ed3 \u0111\u1ec3 bi\u1ebft \u0111i\u1ec1u g\u00ec x\u1ea3y ra tr\u01b0\u1edbc v\u00e0 sau. \u0110i\u1ec1u n\u00e0y ng\u0103n \u0111\u1ed9i x\u00e2y d\u1ef1ng m\u1ed9t c\u00e2u chuy\u1ec7n m\u1ed9t c\u00e1ch c\u00f4 l\u1eadp l\u00e0m gi\u00e1n \u0111o\u1ea1n lu\u1ed3ng tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/p>\n

                  \ud83d\udeab Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh<\/h2>\n

                  Ngay c\u1ea3 v\u1edbi nh\u1eefng \u00fd \u0111\u1ecbnh t\u1ed1t, vi\u1ec7c chia nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 sai. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn m\u00e0 c\u00e1c \u0111\u1ed9i th\u01b0\u1eddng m\u1eafc ph\u1ea3i khi c\u1ed1 g\u1eafng gi\u1ea3m k\u00edch th\u01b0\u1edbc c\u00e2u chuy\u1ec7n.<\/p>\n

                    \n
                  • Chia nh\u1ecf qu\u00e1 m\u1ee9c:<\/strong>Chia nh\u1ecf c\u00e2u chuy\u1ec7n \u0111\u1ebfn m\u1ee9c ch\u1ec9 m\u1ea5t 2 gi\u1edd \u0111\u1ec3 ho\u00e0n th\u00e0nh. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng chi ph\u00ed cho c\u00e1c cu\u1ed9c h\u1ecdp v\u00e0 c\u1eadp nh\u1eadt. Nh\u1eafm \u0111\u1ebfn c\u00e1c c\u00e2u chuy\u1ec7n m\u1ea5t t\u1eeb 1 \u0111\u1ebfn 3 ng\u00e0y.<\/li>\n
                  • Chia nh\u1ecf theo c\u00f4ng ngh\u1ec7:<\/strong>Kh\u00f4ng chia nh\u1ecf m\u1ed9t c\u00e2u chuy\u1ec7n ch\u1ec9 v\u00ec n\u00f3 bao g\u1ed3m nhi\u1ec7m v\u1ee5 ph\u00eda backend v\u00e0 ph\u00eda frontend. N\u1ebfu nhi\u1ec7m v\u1ee5 ph\u00eda frontend y\u00eau c\u1ea7u backend ph\u1ea3i ho\u00e0n th\u00e0nh tr\u01b0\u1edbc, \u0111\u00f3 l\u00e0 m\u1ed9t ph\u1ee5 thu\u1ed9c, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 chia nh\u1ecf theo gi\u00e1 tr\u1ecb. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u00f4 h\u00ecnh th\u00e1c n\u01b0\u1edbc trong sprint.<\/li>\n
                  • M\u1ea5t \u0111i ng\u01b0\u1eddi d\u00f9ng:<\/strong>Chia nh\u1ecf c\u00e2u chuy\u1ec7n th\u00e0nh c\u00e1c nhi\u1ec7m v\u1ee5 k\u1ef9 thu\u1eadt (v\u00ed d\u1ee5: \u201cT\u1ea1o b\u1ea3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u\u201d) m\u00e0 kh\u00f4ng c\u00f3 tuy\u00ean b\u1ed1 gi\u00e1 tr\u1ecb cho ng\u01b0\u1eddi d\u00f9ng (v\u00ed d\u1ee5: \u201cL\u00e0 ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n l\u01b0u ti\u1ebfn \u0111\u1ed9 c\u1ee7a m\u00ecnh\u201d).<\/li>\n
                  • B\u1ecf qua c\u00e1c ph\u1ee5 thu\u1ed9c:<\/strong>Kh\u00f4ng ki\u1ec3m tra xem m\u1ed9t c\u00e2u chuy\u1ec7n \u0111\u01b0\u1ee3c chia nh\u1ecf c\u00f3 l\u00e0m t\u1eafc ngh\u1ebdn c\u00e2u chuy\u1ec7n kh\u00e1c hay kh\u00f4ng. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn th\u1eddi gian r\u1ea3nh cho c\u00e1c th\u00e0nh vi\u00ean trong \u0111\u1ed9i.<\/li>\n
                  • Ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn b\u1ecb tr\u00f9ng l\u1eb7p:<\/strong>Sao ch\u00e9p v\u00e0 d\u00e1n ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn m\u00e0 kh\u00f4ng c\u1eadp nh\u1eadt cho ph\u1ea7n c\u1ee5 th\u1ec3. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn s\u1ef1 nh\u1ea7m l\u1eabn trong qu\u00e1 tr\u00ecnh ki\u1ec3m th\u1eed.<\/li>\n<\/ul>\n

                    \ud83d\udccb Danh s\u00e1ch ki\u1ec3m tra cho vi\u1ec7c chia nh\u1ecf c\u00e2u chuy\u1ec7n<\/h2>\n

                    Tr\u01b0\u1edbc khi ho\u00e0n t\u1ea5t vi\u1ec7c chia nh\u1ecf, h\u00e3y \u0111i qua danh s\u00e1ch ki\u1ec3m tra n\u00e0y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 s\u1ef1 r\u00f5 r\u00e0ng.<\/p>\n

                      \n
                    • \u2610 C\u00e2u chuy\u1ec7n \u0111\u01b0\u1ee3c chia nh\u1ecf n\u00e0y c\u00f3 mang l\u1ea1i gi\u00e1 tr\u1ecb \u0111\u1ed9c l\u1eadp kh\u00f4ng?<\/li>\n
                    • \u2610 C\u00f3 th\u1ec3 ki\u1ec3m th\u1eed \u0111\u1ed9c l\u1eadp kh\u00f4ng?<\/li>\n
                    • \u2610 \u01af\u1edbc t\u00ednh n\u1ed7 l\u1ef1c c\u00f3 th\u1ef1c t\u1ebf cho m\u1ed9t sprint kh\u00f4ng?<\/li>\n
                    • \u2610 C\u00e1c ph\u1ee5 thu\u1ed9c c\u00f3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng kh\u00f4ng?<\/li>\n
                    • \u2610 C\u00e2u chuy\u1ec7n c\u00f3 li\u00ean k\u1ebft tr\u1edf l\u1ea1i c\u1ed1t truy\u1ec7n g\u1ed1c kh\u00f4ng?<\/li>\n
                    • \u2610 C\u00e1c ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn c\u00f3 c\u1ee5 th\u1ec3 cho ph\u1ea7n n\u00e0y kh\u00f4ng?<\/li>\n
                    • \u2610 N\u00f3 c\u00f3 duy tr\u00ec b\u1ed1i c\u1ea3nh lu\u1ed3ng ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng?<\/li>\n
                    • \u2610 Ch\u00fang ta \u0111\u00e3 c\u00e2n nh\u1eafc c\u00e1c \u0111\u01b0\u1eddng d\u1eabn ngo\u1ea1i l\u1ec7 ch\u01b0a?<\/li>\n<\/ul>\n

                      \ud83d\udd04 K\u1ef9 thu\u1eadt tinh ch\u1ec9nh<\/h2>\n

                      Vi\u1ec7c chia nh\u1ecf kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n duy nh\u1ea5t. \u0110\u00f3 l\u00e0 m\u1ed9t cu\u1ed9c tr\u00f2 chuy\u1ec7n li\u00ean t\u1ee5c trong qu\u00e1 tr\u00ecnh tinh ch\u1ec9nh danh s\u00e1ch c\u00f4ng vi\u1ec7c. Khi \u0111\u1ed9i h\u1ecdc th\u00eam nhi\u1ec1u v\u1ec1 v\u1ea5n \u0111\u1ec1, c\u00e1c c\u00e2u chuy\u1ec7n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c chia nh\u1ecf h\u01a1n n\u1eefa ho\u1eb7c k\u1ebft h\u1ee3p l\u1ea1i.<\/p>\n

                      1. Cu\u1ed9c tranh lu\u1eadn v\u1ec1 \u201cL\u00e0m th\u1ebf n\u00e0o\u201d so v\u1edbi \u201c\u0110i\u1ec1u g\u00ec\u201d<\/h3>\n

                      \u0110\u1ea3m b\u1ea3o c\u00e2u chuy\u1ec7n t\u1eadp trung v\u00e0o \u0111i\u1ec1u g\u00ec<\/em> (gi\u00e1 tr\u1ecb ng\u01b0\u1eddi d\u00f9ng) thay v\u00ec l\u00e0m th\u1ebf n\u00e0o<\/em> (th\u1ef1c hi\u1ec7n k\u1ef9 thu\u1eadt). N\u1ebfu m\u1ed9t c\u00e2u chuy\u1ec7n l\u1edbn v\u00ec \u0111\u1ed9i kh\u00f4ng bi\u1ebft c\u00e1ch x\u00e2y d\u1ef1ng n\u00f3, th\u00ec \u0111\u00f3 l\u00e0 m\u1ed9t nghi\u00ean c\u1ee9u, ch\u1ee9 kh\u00f4ng ph\u1ea3i m\u1ed9t c\u00e2u chuy\u1ec7n. T\u00e1ch ph\u1ea7n nghi\u00ean c\u1ee9u ra th\u00e0nh m\u1ed9t nhi\u1ec7m v\u1ee5 nghi\u00ean c\u1ee9u.<\/p>\n

                        \n
                      • X\u1ea5u:<\/strong> L\u00e0 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb \u0111\u1ec7m Redis \u0111\u1ec3 \u0111\u1ecdc nhanh h\u01a1n.<\/li>\n
                      • T\u1ed1t:<\/strong> L\u00e0 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng, t\u00f4i mu\u1ed1n b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n t\u1ea3i trong d\u01b0\u1edbi 1 gi\u00e2y.<\/li>\n
                      • Nghi\u00ean c\u1ee9u \u0111\u1ed9t ph\u00e1:<\/strong> \u0110\u00e1nh gi\u00e1 c\u00e1c t\u00f9y ch\u1ecdn tri\u1ec3n khai Redis v\u00e0 \u01b0\u1edbc t\u00ednh n\u1ed7 l\u1ef1c.<\/li>\n<\/ul>\n

                        2. Tinh ch\u1ec9nh theo t\u1eebng b\u01b0\u1edbc<\/h3>\n

                        B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c chia nh\u1ecf th\u00f4. Khi sprint b\u1eaft \u0111\u1ea7u, \u0111\u1ed9i c\u00f3 th\u1ec3 nh\u1eadn ra ph\u1ea7n chia nh\u1ecf v\u1eabn qu\u00e1 l\u1edbn. \u0110\u01b0\u1ee3c ph\u00e9p chia nh\u1ecf m\u1ed9t c\u00e2u chuy\u1ec7n trong sprint n\u1ebfu r\u1ee7i ro qu\u00e1 cao. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y n\u00ean x\u1ea3y ra hi\u1ebfm khi. C\u00e1c bu\u1ed5i tinh ch\u1ec9nh \u0111\u1ecbnh k\u1ef3 tr\u01b0\u1edbc khi l\u1eadp k\u1ebf ho\u1ea1ch sprint s\u1ebd gi\u00fap ng\u0103n ng\u1eeba \u0111i\u1ec1u n\u00e0y.<\/p>\n

                        \ud83e\udd14 C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

                        D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng c\u00e2u h\u1ecfi ph\u1ed5 bi\u1ebfn m\u00e0 c\u00e1c \u0111\u1ed9i th\u01b0\u1eddng \u0111\u1eb7t ra khi x\u1eed l\u00fd c\u00e1c c\u00e2u chuy\u1ec7n l\u1edbn.<\/p>\n

                        C\u00e2u h\u1ecfi: L\u00e0m sao \u0111\u1ec3 bi\u1ebft m\u1ed9t c\u00e2u chuy\u1ec7n qu\u00e1 l\u1edbn?<\/h3>\n

                        Tr\u1ea3 l\u1eddi: N\u1ebfu \u0111\u1ed9i kh\u00f4ng th\u1ec3 th\u1ed1ng nh\u1ea5t v\u1ec1 \u01b0\u1edbc t\u00ednh, ho\u1eb7c n\u1ebfu c\u00e2u chuy\u1ec7n \u0111\u00f2i h\u1ecfi h\u01a1n m\u1ed9t sprint \u0111\u1ec3 ho\u00e0n th\u00e0nh, th\u00ec n\u00f3 qu\u00e1 l\u1edbn. Ngo\u00e0i ra, n\u1ebfu ki\u1ec3m th\u1eed c\u1ea3m gi\u00e1c qu\u00e1 \u00e1p l\u1ef1c, th\u00ec c\u00f3 kh\u1ea3 n\u0103ng n\u00f3 qu\u00e1 l\u1edbn.<\/p>\n

                        C\u00e2u h\u1ecfi: T\u00f4i c\u00f3 n\u00ean chia nh\u1ecf c\u00e2u chuy\u1ec7n d\u1ef1a tr\u00ean ai th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c kh\u00f4ng?<\/h3>\n

                        Tr\u1ea3 l\u1eddi: Kh\u00f4ng. Chia theo vai tr\u00f2 (v\u00ed d\u1ee5: \u201cNhi\u1ec7m v\u1ee5 Frontend\u201d, \u201cNhi\u1ec7m v\u1ee5 Backend\u201d) s\u1ebd t\u1ea1o ra c\u00e1c ph\u1ee5 thu\u1ed9c. H\u00e3y chia theo gi\u00e1 tr\u1ecb ho\u1eb7c ch\u1ee9c n\u0103ng \u0111\u1ec3 b\u1ea5t k\u1ef3 th\u00e0nh vi\u00ean n\u00e0o trong \u0111\u1ed9i c\u0169ng c\u00f3 th\u1ec3 nh\u1eadn c\u00f4ng vi\u1ec7c v\u00e0 ti\u1ebfn tri\u1ec3n n\u00f3.<\/p>\n

                        C\u00e2u h\u1ecfi: N\u1ebfu kh\u00e1ch h\u00e0ng mu\u1ed1n to\u00e0n b\u1ed9 t\u00ednh n\u0103ng m\u1ed9t l\u00fac th\u00ec sao?<\/h3>\n

                        Tr\u1ea3 l\u1eddi: Truy\u1ec1n \u0111\u1ea1t c\u00e1c r\u1ee7i ro. Gi\u1ea3i th\u00edch r\u1eb1ng vi\u1ec7c giao h\u00e0ng theo t\u1eebng ph\u1ea7n gi\u00fap nh\u1eadn ph\u1ea3n h\u1ed3i s\u1edbm v\u00e0 gi\u1ea3m kh\u1ea3 n\u0103ng x\u00e2y d\u1ef1ng sai th\u1ee9. \u0110\u1ec1 xu\u1ea5t ph\u1ea7n nh\u1ecf nh\u1ea5t cung c\u1ea5p l\u1ee3i \u00edch c\u1ed1t l\u00f5i tr\u01b0\u1edbc ti\u00ean.<\/p>\n

                        C\u00e2u h\u1ecfi: T\u1ea5t c\u1ea3 c\u00e1c c\u00e2u chuy\u1ec7n c\u00f3 c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c chia theo chi\u1ec1u d\u1ecdc kh\u00f4ng?<\/h3>\n

                        Tr\u1ea3 l\u1eddi: H\u1ea7u h\u1ebft n\u00ean nh\u01b0 v\u1eady. C\u00e1c m\u1ea3nh d\u1ecdc mang l\u1ea1i gi\u00e1 tr\u1ecb. C\u00e1c m\u1ea3nh ngang d\u00e0nh cho n\u1ee3 k\u1ef9 thu\u1eadt ho\u1eb7c c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng. N\u1ebfu m\u1ed9t m\u1ea3nh ngang qu\u00e1 l\u1edbn, h\u00e3y chia n\u00f3 theo th\u00e0nh ph\u1ea7n ho\u1eb7c m\u00f4-\u0111un, nh\u01b0ng \u0111\u1ea3m b\u1ea3o n\u00f3 v\u1eabn l\u00e0 m\u1ed9t c\u00e2u chuy\u1ec7n k\u1ef9 thu\u1eadt.<\/p>\n

                        \ud83c\udfc1 Nh\u1eefng suy ngh\u0129 cu\u1ed1i c\u00f9ng<\/h2>\n

                        Vi\u1ec7c chia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u1edbn l\u00e0 m\u1ed9t s\u1ef1 c\u00e2n b\u1eb1ng. N\u00f3 \u0111\u00f2i h\u1ecfi s\u1ef1 ph\u00e1n \u0111o\u00e1n, kinh nghi\u1ec7m v\u00e0 giao ti\u1ebfp r\u00f5 r\u00e0ng. M\u1ee5c ti\u00eau kh\u00f4ng ch\u1ec9 l\u00e0 l\u00e0m cho c\u00f4ng vi\u1ec7c nh\u1ecf l\u1ea1i, m\u00e0 c\u00f2n l\u00e0m cho n\u00f3 c\u00f3 gi\u00e1 tr\u1ecb h\u01a1n. Khi th\u1ef1c hi\u1ec7n \u0111\u00fang, vi\u1ec7c chia nh\u1ecf s\u1ebd gi\u1ea3m r\u1ee7i ro, c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 gi\u00fap \u0111\u1ed9i ng\u0169 t\u1eadp trung v\u00e0o vi\u1ec7c cung c\u1ea5p nh\u1eefng \u0111i\u1ec1u th\u1ef1c s\u1ef1 quan tr\u1ecdng v\u1edbi ng\u01b0\u1eddi d\u00f9ng.<\/p>\n

                        B\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 c\u00e1c nguy\u00ean t\u1eafc chia theo chi\u1ec1u d\u1ecdc, duy tr\u00ec b\u1ed1i c\u1ea3nh th\u00f4ng qua li\u00ean k\u1ebft v\u00e0 b\u1ea3n \u0111\u1ed3 h\u00f3a, v\u00e0 tr\u00e1nh nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn, c\u00e1c \u0111\u1ed9i c\u00f3 th\u1ec3 \u0111i\u1ec1u h\u01b0\u1edbng c\u00e1c t\u00ednh n\u0103ng ph\u1ee9c t\u1ea1p m\u1ed9t c\u00e1ch t\u1ef1 tin. K\u1ebft qu\u1ea3 l\u00e0 d\u00f2ng ch\u1ea3y \u1ed5n \u0111\u1ecbnh c\u1ee7a ph\u1ea7n m\u1ec1m ho\u1ea1t \u0111\u1ed9ng v\u00e0 m\u1ed9t b\u00ean li\u00ean quan h\u00e0i l\u00f2ng. Ti\u1ebfp t\u1ee5c tinh ch\u1ec9nh c\u00e1ch ti\u1ebfp c\u1eadn c\u1ee7a b\u1ea1n, v\u00e0 \u0111\u1ec3 d\u1eef li\u1ec7u t\u1eeb c\u00e1c \u0111\u1ee3t sprint d\u1eabn d\u1eaft quy\u1ebft \u0111\u1ecbnh chia nh\u1ecf trong t\u01b0\u01a1ng lai.<\/p>\n","protected":false},"excerpt":{"rendered":"

                        Trong th\u1ebf gi\u1edbi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m \u0111\u1ea7y t\u1ed1c \u0111\u1ed9, kho\u1ea3ng c\u00e1ch gi\u1eefa m\u1ed9t \u00fd t\u01b0\u1edfng l\u1edbn v\u00e0 m\u1ed9t t\u00ednh n\u0103ng c\u00f3 th\u1ec3 giao n\u1ed9p th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y b\u1edfi…<\/p>\n","protected":false},"author":1,"featured_media":260,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"Chia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u1edbn m\u00e0 kh\u00f4ng m\u1ea5t b\u1ed1i c\u1ea3nh \ud83e\udde9","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh \u0111\u1ec3 chia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u1edbn m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. B\u1ea3o t\u1ed3n b\u1ed1i c\u1ea3nh, c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9, v\u00e0 tr\u00e1nh n\u1ee3 k\u1ef9 thu\u1eadt trong c\u00e1c \u0111\u1ed9i h\u00ecnh linh ho\u1ea1t.","inline_featured_image":false,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[17],"tags":[10,16],"class_list":["post-259","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-user-story","tag-academic","tag-user-story"],"yoast_head":"\nChia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u1edbn m\u00e0 kh\u00f4ng m\u1ea5t b\u1ed1i c\u1ea3nh \ud83e\udde9<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh \u0111\u1ec3 chia nh\u1ecf c\u00e1c c\u00e2u chuy\u1ec7n ng\u01b0\u1eddi d\u00f9ng l\u1edbn m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. 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