{"id":87,"date":"2026-04-03T03:26:48","date_gmt":"2026-04-03T03:26:48","guid":{"rendered":"https:\/\/www.we-notes.com\/vn\/best-practices-version-controlling-collaborating-erd-diagrams-teams\/"},"modified":"2026-04-03T03:26:48","modified_gmt":"2026-04-03T03:26:48","slug":"best-practices-version-controlling-collaborating-erd-diagrams-teams","status":"publish","type":"post","link":"https:\/\/www.we-notes.com\/vn\/best-practices-version-controlling-collaborating-erd-diagrams-teams\/","title":{"rendered":"C\u00e1c Th\u1ef1c Ti\u1ec5n T\u1ed1t Nh\u1ea5t v\u1ec1 Ki\u1ec3m So\u00e1t Phi\u00ean B\u1ea3n v\u00e0 H\u1ee3p T\u00e1c tr\u00ean S\u01a1 \u0110\u1ed3 ER trong \u0110\u1ed9i Nh\u00f3m"},"content":{"rendered":"

C\u00e1c l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u00f3ng vai tr\u00f2 nh\u01b0 h\u1ee3p \u0111\u1ed3ng n\u1ec1n t\u1ea3ng gi\u1eefa logic \u1ee9ng d\u1ee5ng v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u. Khi m\u1ed9t \u0111\u1ed9i nh\u00f3m l\u00e0m vi\u1ec7c tr\u00ean m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p, s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3 (ERD) tr\u1edf th\u00e0nh ngu\u1ed3n th\u00f4ng tin \u0111\u00e1ng tin c\u1eady chung. Tuy nhi\u00ean, c\u00e1c thay \u0111\u1ed5i thi\u1ebft k\u1ebf th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn xung \u0111\u1ed9t, c\u00e1c thao t\u00e1c di chuy\u1ec3n b\u1ecb h\u1ecfng v\u00e0 tr\u00ec ho\u00e3n tri\u1ec3n khai. Vi\u1ec7c qu\u1ea3n l\u00fd c\u00e1c s\u01a1 \u0111\u1ed3 n\u00e0y m\u1ed9t c\u00e1ch \u0111\u00fang \u0111\u1eafn \u0111\u1ea3m b\u1ea3o ki\u1ebfn tr\u00fac c\u01a1 s\u1edf d\u1eef li\u1ec7u lu\u00f4n nh\u1ea5t qu\u00e1n, \u0111\u01b0\u1ee3c ghi ch\u00e9p r\u00f5 r\u00e0ng v\u00e0 \u0111\u1ed3ng b\u1ed9 v\u1edbi m\u00e3 ngu\u1ed3n.<\/p>\n

H\u1ee3p t\u00e1c tr\u00ean c\u00e1c s\u01a1 \u0111\u1ed3 ER \u0111\u00f2i h\u1ecfi nhi\u1ec1u h\u01a1n ch\u1ec9 m\u1ed9t t\u1ec7p v\u1ebd chung. N\u00f3 y\u00eau c\u1ea7u m\u1ed9t quy tr\u00ecnh c\u00f3 c\u1ea5u tr\u00fac, h\u1ed7 tr\u1ee3 nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00f3ng g\u00f3p \u0111\u1ed3ng th\u1eddi duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c thi\u1ebft y\u1ebfu \u0111\u1ec3 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n v\u00e0 h\u1ee3p t\u00e1c tr\u00ean s\u01a1 \u0111\u1ed3 ER m\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1eb7c th\u00f9. B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, c\u00e1c \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 gi\u1ea3m thi\u1ec3u xung \u0111\u1ed9t, ng\u0103n ng\u1eeba m\u1ea5t d\u1eef li\u1ec7u v\u00e0 duy tr\u00ec l\u1ecbch s\u1eed r\u00f5 r\u00e0ng v\u1ec1 c\u00e1c quy\u1ebft \u0111\u1ecbnh ki\u1ebfn tr\u00fac.<\/p>\n

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

\ud83d\udd0d T\u1ea1i sao Ki\u1ec3m So\u00e1t Phi\u00ean B\u1ea3n l\u1ea1i Quan Tr\u1ecdng \u0111\u1ed1i v\u1edbi Thi\u1ebft K\u1ebf C\u01a1 S\u1edf D\u1eef Li\u1ec7u<\/h2>\n

Nhi\u1ec1u t\u1ed5 ch\u1ee9c coi l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u nh\u01b0 c\u00e1c t\u00e0i s\u1ea3n t\u0129nh, ch\u1ec9 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i trong c\u00e1c tri\u1ec3n khai l\u1edbn. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y t\u1ea1o ra r\u1ee7i ro \u0111\u00e1ng k\u1ec3. Khi nhi\u1ec1u nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f9ng ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3, c\u00e1c thay \u0111\u1ed5i c\u00f3 th\u1ec3 ghi \u0111\u00e8 l\u00ean nhau. Kh\u00f4ng c\u00f3 l\u1ecbch s\u1eed thay \u0111\u1ed5i, vi\u1ec7c truy v\u1ebft l\u00fd do t\u1ea1i sao m\u1ed9t c\u1ed9t c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o hay t\u1ea1i sao m\u1ed9t m\u1ed1i quan h\u1ec7 b\u1ecb x\u00f3a tr\u1edf n\u00ean r\u1ea5t kh\u00f3 kh\u0103n.<\/p>\n

    \n
  • Kh\u1ea3 n\u0103ng ki\u1ec3m to\u00e1n:<\/strong>M\u1ecdi thay \u0111\u1ed5i v\u00e0o l\u01b0\u1ee3c \u0111\u1ed3 \u0111\u1ec1u \u0111\u01b0\u1ee3c ghi l\u1ea1i k\u00e8m theo th\u1eddi \u0111i\u1ec3m v\u00e0 t\u00e1c gi\u1ea3.<\/li>\n
  • Kh\u1ea3 n\u0103ng ho\u00e0n t\u00e1c:<\/strong>N\u1ebfu thi\u1ebft k\u1ebf m\u1edbi g\u00e2y ra l\u1ed7i, \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 nhanh ch\u00f3ng quay l\u1ea1i tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh.<\/li>\n
  • Gi\u1ea3i quy\u1ebft xung \u0111\u1ed9t:<\/strong>C\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n khi hai ng\u01b0\u1eddi c\u00f9ng c\u1ed1 g\u1eafng ch\u1ec9nh s\u1eeda c\u00f9ng m\u1ed9t th\u1ef1c th\u1ec3.<\/li>\n
  • T\u00e0i li\u1ec7u:<\/strong>L\u1ecbch s\u1eed c\u1ee7a s\u01a1 \u0111\u1ed3 \u0111\u00f3ng vai tr\u00f2 l\u00e0 t\u00e0i li\u1ec7u cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a m\u00f4 h\u00ecnh d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n

    B\u1ecf qua ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n trong giai \u0111o\u1ea1n thi\u1ebft k\u1ebf th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn v\u1ea5n \u0111\u1ec1 ‘l\u1ec7ch l\u01b0\u1ee3c \u0111\u1ed3’, khi s\u01a1 \u0111\u1ed3 kh\u00f4ng c\u00f2n kh\u1edbp v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u th\u1ef1c t\u1ebf. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y g\u00e2y nh\u1ea7m l\u1eabn cho th\u00e0nh vi\u00ean m\u1edbi v\u00e0 t\u1ea1o ra l\u1ed7i trong \u1ee9ng d\u1ee5ng.<\/p>\n

    \ud83d\udcdd Thi\u1ebft L\u1eadp M\u1ed9t Ti\u00eau Chu\u1ea9n \u0110\u1eb7t T\u00ean Chu\u1ea9n H\u00f3a<\/h2>\n

    Tr\u01b0\u1edbc khi tri\u1ec3n khai h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n, \u0111\u1ed9i nh\u00f3m ph\u1ea3i th\u1ed1ng nh\u1ea5t v\u1ec1 m\u1ed9t ti\u00eau chu\u1ea9n \u0111\u1eb7t t\u00ean. Vi\u1ec7c \u0111\u1eb7t t\u00ean kh\u00f4ng nh\u1ea5t qu\u00e1n khi\u1ebfn vi\u1ec7c theo d\u00f5i thay \u0111\u1ed5i m\u1ed9t c\u00e1ch t\u1ef1 \u0111\u1ed9ng hay th\u1ee7 c\u00f4ng g\u1ea7n nh\u01b0 b\u1ea5t kh\u1ea3 thi. M\u1ed9t quy t\u1eafc r\u00f5 r\u00e0ng gi\u00fap gi\u1ea3m t\u1ea3i nh\u1eadn th\u1ee9c khi xem x\u00e9t s\u01a1 \u0111\u1ed3 v\u00e0 \u0111\u1ea3m b\u1ea3o s\u01a1 \u0111\u1ed3 lu\u00f4n d\u1ec5 \u0111\u1ecdc theo th\u1eddi gian.<\/p>\n

    T\u00ean Th\u1ef1c Th\u1ec3 v\u00e0 B\u1ea3ng<\/h3>\n

    C\u00e1c th\u1ef1c th\u1ec3 n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean b\u1eb1ng m\u1ed9t danh t\u1eeb s\u1ed1 \u00edt, m\u00f4 t\u1ea3 r\u00f5 r\u00e0ng. \u0110i\u1ec1u n\u00e0y tr\u00e1nh \u0111\u01b0\u1ee3c s\u1ef1 m\u01a1 h\u1ed3 v\u1ec1 vi\u1ec7c b\u1ea3ng \u0111\u1ea1i di\u1ec7n cho \u0111i\u1ec1u g\u00ec.<\/p>\n

      \n
    • \u01afu ti\u00ean:<\/strong> user_account<\/code>, order_item<\/code>, product_catalog<\/code><\/li>\n
    • Tr\u00e1nh d\u00f9ng:<\/strong> users<\/code>, orders_items<\/code>, prod_cat<\/code><\/li>\n<\/ul>\n

      S\u1eed d\u1ee5ng d\u1ea5u g\u1ea1ch d\u01b0\u1edbi \u0111\u1ec3 t\u00e1ch c\u00e1c t\u1eeb. \u0110i\u1ec1u n\u00e0y c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng \u0111\u1ecdc, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong c\u00e1c h\u1ec7 th\u1ed1ng y\u00eau c\u1ea7u vi\u1ebft th\u01b0\u1eddng.<\/p>\n

      T\u00ean thu\u1ed9c t\u00ednh v\u00e0 c\u1ed9t<\/h3>\n

      C\u00e1c thu\u1ed9c t\u00ednh n\u00ean tu\u00e2n theo c\u00e1ch vi\u1ebft hoa gi\u1ed1ng nh\u01b0 th\u1ef1c th\u1ec3. \u0110\u1eb7t ti\u1ec1n t\u1ed1 l\u00e0 t\u00ean th\u1ef1c th\u1ec3 li\u00ean quan v\u00e0o kh\u00f3a ngo\u1ea1i gi\u00fap l\u00e0m r\u00f5 m\u1ed1i quan h\u1ec7.<\/p>\n

        \n
      • \u01afu ti\u00ean:<\/strong> user_id<\/code>, product_name<\/code>, created_at<\/code><\/li>\n
      • Tr\u00e1nh:<\/strong> uid<\/code>, pn<\/code>, date_created<\/code><\/li>\n<\/ul>\n

        \u0110\u1eb7t t\u00ean m\u1ed1i quan h\u1ec7<\/h3>\n

        Kh\u00f3a ngo\u1ea1i n\u00ean n\u00eau r\u00f5 h\u01b0\u1edbng c\u1ee7a m\u1ed1i quan h\u1ec7. \u0110i\u1ec1u n\u00e0y gi\u00fap hi\u1ec3u r\u00f5 t\u00ednh ch\u1ea5t k\u1ebft h\u1ee3p v\u00e0 quy\u1ec1n s\u1edf h\u1eefu d\u1eef li\u1ec7u.<\/p>\n

          \n
        • \u01afu ti\u00ean:<\/strong> customer_id<\/code> trong b\u1ea3ng orders<\/code> b\u1ea3ng<\/li>\n
        • Tr\u00e1nh:<\/strong> cust_ref<\/code>, fk_1<\/code><\/li>\n<\/ul>\n

          \ud83c\udf3f C\u1ea5u tr\u00fac quy tr\u00ecnh ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n<\/h2>\n

          Th\u1ef1c hi\u1ec7n quy tr\u00ecnh t\u01b0\u01a1ng t\u1ef1 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n m\u00e3 ngu\u1ed3n \u0111\u1ea3m b\u1ea3o c\u00e1c thay \u0111\u1ed5i s\u01a1 \u0111\u1ed3 \u0111\u01b0\u1ee3c t\u00e1ch bi\u1ec7t tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c h\u1ee3p nh\u1ea5t v\u00e0o thi\u1ebft k\u1ebf ch\u00ednh. \u0110i\u1ec1u n\u00e0y ng\u0103n ng\u1eeba nh\u00e1nh “main” ch\u1ee9a c\u00e1c m\u00f4 h\u00ecnh ch\u01b0a ho\u00e0n ch\u1ec9nh ho\u1eb7c b\u1ecb l\u1ed7i.<\/p>\n

          Chi\u1ebfn l\u01b0\u1ee3c nh\u00e1nh<\/h3>\n

          S\u1eed d\u1ee5ng nh\u00e1nh t\u00ednh n\u0103ng cho c\u00e1c thay \u0111\u1ed5i c\u1ee5 th\u1ec3. \u0110i\u1ec1u n\u00e0y gi\u00fap s\u01a1 \u0111\u1ed3 \u1ed5n \u0111\u1ecbnh trong khi c\u00f4ng vi\u1ec7c \u0111ang \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n.<\/p>\n

            \n
          • Chi nh\u00e1nh Ch\u00ednh:<\/strong> \u0110\u1ea1i di\u1ec7n cho l\u01b0\u1ee3c \u0111\u1ed3 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t v\u00e0 s\u1eb5n s\u00e0ng s\u1ea3n xu\u1ea5t.<\/li>\n
          • Chi nh\u00e1nh T\u00ednh n\u0103ng:<\/strong>D\u00e0nh ri\u00eang cho m\u1ed9t m\u00f4-\u0111un c\u1ee5 th\u1ec3 ho\u1eb7c t\u1eadp thay \u0111\u1ed5i (v\u00ed d\u1ee5:feature\/payment-gateway<\/code>).<\/li>\n
          • Chi nh\u00e1nh S\u1eeda l\u1ed7i Nhanh:<\/strong>D\u00f9ng cho c\u00e1c s\u1eeda \u0111\u1ed5i quan tr\u1ecdng m\u00e0 kh\u00f4ng c\u1ea7n qua quy tr\u00ecnh ki\u1ec3m tra ti\u00eau chu\u1ea9n.<\/li>\n<\/ul>\n

            Th\u00f4ng \u0111i\u1ec7p Commit<\/h3>\n

            C\u00e1c th\u00f4ng \u0111i\u1ec7p commit ho\u1ea1t \u0111\u1ed9ng nh\u01b0 nh\u1eadt k\u00fd thay \u0111\u1ed5i. Ch\u00fang ph\u1ea3i m\u00f4 t\u1ea3 r\u00f5 r\u00e0ng v\u00e0 c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c.<\/p>\n

              \n
            • X\u1ea5u:<\/strong> c\u1eadp nh\u1eadt l\u01b0\u1ee3c \u0111\u1ed3<\/code><\/li>\n
            • T\u1ed1t:<\/strong> th\u00eam c\u1ed9t shipping_address v\u00e0o b\u1ea3ng orders<\/code><\/li>\n
            • T\u1ed1t:<\/strong> t\u00e1i c\u1ea5u tr\u00fac user_role \u0111\u1ec3 h\u1ed7 tr\u1ee3 nhi\u1ec1u vai tr\u00f2 cho m\u1ed7i ng\u01b0\u1eddi d\u00f9ng<\/code><\/li>\n<\/ul>\n

              Ghi r\u00f5 tham chi\u1ebfu \u0111\u1ebfn ID nhi\u1ec7m v\u1ee5 ho\u1eb7c s\u1ed1 v\u00e9. \u0110i\u1ec1u n\u00e0y li\u00ean k\u1ebft tr\u1ef1c ti\u1ebfp thay \u0111\u1ed5i s\u01a1 \u0111\u1ed3 v\u1edbi y\u00eau c\u1ea7u kinh doanh.<\/p>\n

              \u2694\ufe0f Qu\u1ea3n l\u00fd c\u00e1c ch\u1ec9nh s\u1eeda \u0111\u1ed3ng th\u1eddi v\u00e0 xung \u0111\u1ed9t h\u1ee3p nh\u1ea5t<\/h2>\n

              Khi hai th\u00e0nh vi\u00ean trong nh\u00f3m ch\u1ec9nh s\u1eeda c\u00f9ng m\u1ed9t th\u1ef1c th\u1ec3, xung \u0111\u1ed9t l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi. Vi\u1ec7c x\u1eed l\u00fd c\u00e1c xung \u0111\u1ed9t n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t quy tr\u00ecnh \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u kh\u00f4ng b\u1ecb m\u1ea5t ho\u1eb7c h\u1ecfng trong qu\u00e1 tr\u00ecnh h\u1ee3p nh\u1ea5t.<\/p>\n

              Ph\u00e1t hi\u1ec7n xung \u0111\u1ed9t<\/h3>\n

              H\u1ec7 th\u1ed1ng n\u00ean th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng khi ph\u00e1t hi\u1ec7n c\u00e1c thay \u0111\u1ed5i ch\u1ed3ng l\u1ea5n. H\u00e3y ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c c\u1ea3nh b\u00e1o khi:<\/p>\n

                \n
              • C\u1ea3 hai ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u ch\u1ec9nh s\u1eeda c\u1ed9t gi\u1ed1ng nhau.<\/li>\n
              • C\u1ea3 hai ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u thay \u0111\u1ed5i ki\u1ec3u d\u1eef li\u1ec7u c\u1ee7a m\u1ed9t tr\u01b0\u1eddng chung.<\/li>\n
              • C\u1ea3 hai ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u th\u00eam m\u1ed1i quan h\u1ec7 kh\u00f3a ngo\u1ea1i v\u00e0o c\u00f9ng m\u1ed9t b\u1ea3ng.<\/li>\n<\/ul>\n

                Chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3i quy\u1ebft<\/h3>\n

                Khi x\u1ea3y ra xung \u0111\u1ed9t, h\u00e3y th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc sau \u0111\u1ec3 gi\u1ea3i quy\u1ebft:<\/p>\n

                  \n
                • Giao ti\u1ebfp:<\/strong>Li\u00ean h\u1ec7 ngay v\u1edbi ng\u01b0\u1eddi \u0111\u00f3ng g\u00f3p kh\u00e1c \u0111\u1ec3 th\u1ea3o lu\u1eadn v\u1ec1 m\u1ee5c \u0111\u00edch c\u1ee7a thay \u0111\u1ed5i.<\/li>\n
                • H\u1ee3p nh\u1ea5t th\u1ee7 c\u00f4ng:<\/strong>N\u1ebfu h\u1ec7 th\u1ed1ng cho ph\u00e9p, h\u00e3y k\u1ebft h\u1ee3p c\u00e1c thu\u1ed9c t\u00ednh th\u00e0nh m\u1ed9t \u0111\u1ecbnh ngh\u0129a th\u1ef1c th\u1ec3 duy nh\u1ea5t.<\/li>\n
                • Chi nh\u00e1nh Gi\u1ea3i quy\u1ebft Xung \u0111\u1ed9t:<\/strong>T\u1ea1o m\u1ed9t nh\u00e1nh t\u1ea1m th\u1eddi \u0111\u1ec3 ki\u1ec3m th\u1eed l\u01b0\u1ee3c \u0111\u1ed3 \u0111\u00e3 h\u1ee3p nh\u1ea5t tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng n\u00f3.<\/li>\n
                • Kh\u00f3a:<\/strong>\u0110\u1ed1i v\u1edbi c\u00e1c th\u1ef1c th\u1ec3 quan tr\u1ecdng, h\u00e3y s\u1eed d\u1ee5ng c\u01a1 ch\u1ebf kh\u00f3a t\u1ec7p \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c thay \u0111\u1ed5i \u0111\u1ed3ng th\u1eddi.<\/li>\n<\/ul>\n

                  V\u00ed d\u1ee5 v\u1ec1 T\u00ecnh hu\u1ed1ng Xung \u0111\u1ed9t<\/h3>\n

                  H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng Developer A th\u00eam m\u1ed9t phone_number<\/code> c\u1ed9t v\u00e0o b\u1ea3ng users<\/code> b\u1ea3ng. Developer B \u0111\u1ed3ng th\u1eddi th\u00eam m\u1ed9t mobile_number<\/code> c\u1ed9t v\u00e0o c\u00f9ng b\u1ea3ng \u0111\u00f3.<\/p>\n

                    \n
                  1. X\u00e1c \u0111\u1ecbnh r\u1eb1ng c\u1ea3 hai thay \u0111\u1ed5i \u0111\u1ec1u nh\u1eafm v\u00e0o c\u00f9ng m\u1ed9t b\u1ea3ng.<\/li>\n
                  2. Xem x\u00e9t l\u1ea1i y\u00eau c\u1ea7u. Li\u1ec7u ch\u00fang ta c\u00f3 c\u1ea7n hai c\u1ed9t, hay phone_number<\/code> c\u00f3 ph\u1ea3i l\u00e0 t\u00ean \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u01b0\u1edbng?<\/li>\n
                  3. Ti\u00eau chu\u1ea9n h\u00f3a quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean.<\/li>\n
                  4. \u00c1p d\u1ee5ng thay \u0111\u1ed5i v\u00e0o nh\u00e1nh ch\u00ednh v\u1edbi m\u1ed9t th\u00f4ng b\u00e1o commit chi ti\u1ebft.<\/li>\n<\/ol>\n

                    \ud83d\udc40 Vai tr\u00f2 c\u1ee7a vi\u1ec7c ki\u1ec3m tra m\u00e3 trong thi\u1ebft k\u1ebf s\u01a1 \u0111\u1ed3<\/h2>\n

                    Gi\u1ed1ng nh\u01b0 m\u00e3 ngu\u1ed3n c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m tra, c\u00e1c s\u01a1 \u0111\u1ed3 l\u01b0\u1ee3c \u0111\u1ed3 c\u0169ng v\u1eady. Vi\u1ec7c ki\u1ec3m tra b\u1edfi \u0111\u1ed3ng nghi\u1ec7p \u0111\u1ea3m b\u1ea3o thi\u1ebft k\u1ebf ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t, ti\u00eau chu\u1ea9n b\u1ea3o m\u1eadt v\u00e0 y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c h\u1ee3p nh\u1ea5t.<\/p>\n

                    Danh s\u00e1ch ki\u1ec3m tra ki\u1ec3m tra<\/h3>\n

                    Ng\u01b0\u1eddi ki\u1ec3m tra n\u00ean ki\u1ec3m tra c\u00e1c m\u1ee5c sau:<\/p>\n

                      \n
                    • Ki\u1ec3u d\u1eef li\u1ec7u:<\/strong>C\u00e1c ki\u1ec3u \u0111\u00e3 ch\u1ecdn c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u mong \u0111\u1ee3i kh\u00f4ng?<\/li>\n
                    • Ch\u1ec9 m\u1ee5c:<\/strong>C\u00e1c c\u1ed9t \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 t\u00ecm ki\u1ebfm \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ec9 m\u1ee5c \u0111\u00fang c\u00e1ch ch\u01b0a?<\/li>\n
                    • R\u00e0ng bu\u1ed9c:<\/strong>C\u00e1c kh\u00f3a ngo\u1ea1i v\u00e0 r\u00e0ng bu\u1ed9c duy nh\u1ea5t \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a \u0111\u00fang ch\u01b0a?<\/li>\n
                    • B\u1ea3o m\u1eadt:<\/strong>C\u00e1c tr\u01b0\u1eddng nh\u1ea1y c\u1ea3m \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u \u0111\u1ec3 m\u00e3 h\u00f3a ho\u1eb7c ki\u1ec3m so\u00e1t truy c\u1eadp ch\u01b0a?<\/li>\n
                    • Chu\u1ea9n h\u00f3a:<\/strong>Thi\u1ebft k\u1ebf c\u00f3 t\u1ef1 do kh\u1ecfi s\u1ef1 tr\u00f9ng l\u1eb7p kh\u00f4ng c\u1ea7n thi\u1ebft kh\u00f4ng?<\/li>\n<\/ul>\n

                      Quy tr\u00ecnh xem x\u00e9t<\/h3>\n

                      Thi\u1ebft l\u1eadp quy tr\u00ecnh y\u00eau c\u1ea7u k\u00e9o ho\u1eb7c y\u00eau c\u1ea7u h\u1ee3p nh\u1ea5t ch\u00ednh th\u1ee9c cho c\u00e1c thay \u0111\u1ed5i s\u01a1 \u0111\u1ed3.<\/p>\n

                        \n
                      • Y\u00eau c\u1ea7u \u00edt nh\u1ea5t m\u1ed9t s\u1ef1 ch\u1ea5p thu\u1eadn t\u1eeb m\u1ed9t ki\u1ebfn tr\u00fac s\u01b0 c\u1ea5p cao ho\u1eb7c ng\u01b0\u1eddi d\u1eabn \u0111\u1ea7u.<\/li>\n
                      • Y\u00eau c\u1ea7u ng\u01b0\u1eddi xem x\u00e9t x\u00e1c minh s\u01a1 \u0111\u1ed3 so v\u1edbi c\u00e1c t\u1eadp l\u1ec7nh di chuy\u1ec3n.<\/li>\n
                      • \u0110\u1ea3m b\u1ea3o s\u01a1 \u0111\u1ed3 ph\u00f9 h\u1ee3p v\u1edbi c\u1ea5u tr\u00fac codebase.<\/li>\n<\/ul>\n

                        \ud83d\udd04 T\u00edch h\u1ee3p s\u01a1 \u0111\u1ed3 v\u1edbi c\u00e1c thay \u0111\u1ed5i c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/h2>\n

                        S\u01a1 \u0111\u1ed3 ph\u1ea3i l\u00e0 ngu\u1ed3n th\u00f4ng tin ch\u00ednh x\u00e1c, nh\u01b0ng c\u00e1c t\u1eadp l\u1ec7nh di chuy\u1ec3n l\u00e0 c\u01a1 ch\u1ebf th\u1ef1c thi. Vi\u1ec7c gi\u1eef cho hai th\u1ee9 n\u00e0y \u0111\u1ed3ng b\u1ed9 l\u00e0 r\u1ea5t quan tr\u1ecdng. Nh\u1eefng kh\u00e1c bi\u1ec7t gi\u1eefa m\u00f4 h\u00ecnh tr\u1ef1c quan v\u00e0 m\u00e3 \u0111\u00e3 \u00e1p d\u1ee5ng s\u1ebd d\u1eabn \u0111\u1ebfn th\u1ea5t b\u1ea1i tri\u1ec3n khai.<\/p>\n

                        C\u00e1c t\u1eadp l\u1ec7nh di chuy\u1ec3n<\/h3>\n

                        M\u1ed7i thay \u0111\u1ed5i trong s\u01a1 \u0111\u1ed3 ph\u1ea3i d\u1eabn \u0111\u1ebfn m\u1ed9t t\u1ec7p di chuy\u1ec3n t\u01b0\u01a1ng \u1ee9ng. Nh\u1eefng t\u1ec7p n\u00e0y ph\u1ea3i \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd phi\u00ean b\u1ea3n c\u00f9ng v\u1edbi s\u01a1 \u0111\u1ed3.<\/p>\n

                          \n
                        • \u0110\u00e1nh s\u1ed1 theo th\u1ee9 t\u1ef1:<\/strong>S\u1eed d\u1ee5ng th\u1eddi gian \u0111\u00e1nh d\u1ea5u ho\u1eb7c ID theo th\u1ee9 t\u1ef1 cho c\u00e1c t\u1ec7p di chuy\u1ec3n.<\/li>\n
                        • T\u00ednh kh\u00f4ng \u0111\u1ed5i:<\/strong>\u0110\u1ea3m b\u1ea3o c\u00e1c t\u1eadp l\u1ec7nh c\u00f3 th\u1ec3 ch\u1ea1y nhi\u1ec1u l\u1ea7n m\u00e0 kh\u00f4ng x\u1ea3y ra l\u1ed7i.<\/li>\n
                        • T\u00e0i li\u1ec7u:<\/strong>Bao g\u1ed3m c\u00e1c ch\u00fa th\u00edch trong t\u1eadp l\u1ec7nh gi\u1ea3i th\u00edch l\u00fd do cho s\u1ef1 thay \u0111\u1ed5i.<\/li>\n<\/ul>\n

                          \u0110\u1ed3ng b\u1ed9 h\u00f3a s\u01a1 \u0111\u1ed3<\/h3>\n

                          Sau khi m\u1ed9t thay \u0111\u1ed5i \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng, s\u01a1 \u0111\u1ed3 ph\u1ea3i \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt ngay l\u1eadp t\u1ee9c. Kh\u00f4ng \u0111\u1ec3 s\u01a1 \u0111\u1ed3 l\u1ed7i th\u1eddi trong nhi\u1ec1u tu\u1ea7n.<\/p>\n

                            \n
                          • C\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a quy tr\u00ecnh y\u00eau c\u1ea7u h\u1ee3p nh\u1ea5t.<\/li>\n
                          • S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 c\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 t\u1ef1 \u0111\u1ed9ng.<\/li>\n
                          • X\u00e1c minh r\u1eb1ng s\u01a1 \u0111\u1ed3 ph\u1ea3n \u00e1nh tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u s\u1ea3n xu\u1ea5t.<\/li>\n<\/ul>\n

                            \u2699\ufe0f Chi\u1ebfn l\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng h\u00f3a v\u00e0 x\u00e1c minh<\/h2>\n

                            C\u00e1c ki\u1ec3m tra th\u1ee7 c\u00f4ng d\u1ec5 b\u1ecb l\u1ed7i do con ng\u01b0\u1eddi. T\u1ef1 \u0111\u1ed9ng h\u00f3a x\u00e1c minh \u0111\u1ea3m b\u1ea3o s\u01a1 \u0111\u1ed3 tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n m\u00e0 kh\u00f4ng c\u1ea7n can thi\u1ec7p th\u1ee7 c\u00f4ng li\u00ean t\u1ee5c.<\/p>\n

                            Ki\u1ec3m tra l\u01b0\u1ee3c \u0111\u1ed3<\/h3>\n

                            Th\u1ef1c hi\u1ec7n c\u00e1c ki\u1ec3m tra t\u1ef1 \u0111\u1ed9ng ch\u1ea1y tr\u00ean c\u00e1c t\u1ec7p s\u01a1 \u0111\u1ed3. Nh\u1eefng ki\u1ec3m tra n\u00e0y c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c l\u1ed7i ph\u1ed5 bi\u1ebfn.<\/p>\n

                              \n
                            • Thi\u1ebfu kh\u00f3a ch\u00ednh:<\/strong>Ghi ch\u00fa b\u1ea5t k\u1ef3 th\u1ef1c th\u1ec3 n\u00e0o kh\u00f4ng c\u00f3 kh\u00f3a \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh.<\/li>\n
                            • Lo\u1ea1i d\u1eef li\u1ec7u kh\u00f4ng h\u1ee3p l\u1ec7:<\/strong>Ki\u1ec3m tra c\u00e1c lo\u1ea1i kh\u00f4ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi b\u1ed9 \u0111\u1ed9ng c\u01a1 c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ee5c ti\u00eau.<\/li>\n
                            • Vi ph\u1ea1m \u0111\u1eb7t t\u00ean:<\/strong>Th\u1ef1c thi c\u00e1c quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean \u0111\u00e3 th\u1ed1ng nh\u1ea5t.<\/li>\n<\/ul>\n

                              T\u00edch h\u1ee3p CI\/CD<\/h3>\n

                              T\u00edch h\u1ee3p ki\u1ec3m tra h\u1ee3p l\u1ec7 s\u01a1 \u0111\u1ed3 v\u00e0o lu\u1ed3ng t\u00edch h\u1ee3p li\u00ean t\u1ee5c. N\u1ebfu s\u01a1 \u0111\u1ed3 kh\u00f4ng v\u01b0\u1ee3t qua ki\u1ec3m tra, qu\u00e1 tr\u00ecnh x\u00e2y d\u1ef1ng ph\u1ea3i th\u1ea5t b\u1ea1i.<\/p>\n

                                \n
                              • Ch\u1ea1y c\u00e1c script ki\u1ec3m tra tr\u00ean m\u1ed7i l\u1ea7n \u0111\u1ea9y v\u00e0o kho l\u01b0u tr\u1eef.<\/li>\n
                              • Ch\u1eb7n tri\u1ec3n khai n\u1ebfu s\u01a1 \u0111\u1ed3 kh\u00f4ng kh\u1edbp v\u1edbi c\u00e1c script di chuy\u1ec3n.<\/li>\n
                              • T\u1ea1o b\u00e1o c\u00e1o v\u1ec1 t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe l\u01b0\u1ee3c \u0111\u1ed3 cho \u0111\u1ed9i nh\u00f3m.<\/li>\n<\/ul>\n

                                \ud83d\udd10 Ki\u1ec3m so\u00e1t truy c\u1eadp v\u00e0 quy\u1ec1n h\u1ea1n<\/h2>\n

                                Kh\u00f4ng ph\u1ea3i th\u00e0nh vi\u00ean n\u00e0o trong \u0111\u1ed9i c\u0169ng n\u00ean c\u00f3 quy\u1ec1n thay \u0111\u1ed5i l\u01b0\u1ee3c \u0111\u1ed3 c\u1ed1t l\u00f5i. H\u1ea1n ch\u1ebf truy c\u1eadp gi\u00fap ng\u0103n ng\u1eeba c\u00e1c thay \u0111\u1ed5i v\u00f4 t\u00ecnh \u0111\u1ed1i v\u1edbi c\u00e1c th\u1ef1c th\u1ec3 quan tr\u1ecdng.<\/p>\n

                                Ki\u1ec3m so\u00e1t truy c\u1eadp theo vai tr\u00f2<\/h3>\n

                                X\u00e1c \u0111\u1ecbnh r\u00f5 vai tr\u00f2 cho nh\u1eefng ai \u0111\u01b0\u1ee3c ph\u00e9p ch\u1ec9nh s\u1eeda, xem ho\u1eb7c ph\u00ea duy\u1ec7t thay \u0111\u1ed5i.<\/p>\n\n\n\n\n\n\n\n\n
                                Vai tr\u00f2<\/th>\nQuy\u1ec1n h\u1ea1n<\/th>\nTr\u00e1ch nhi\u1ec7m<\/th>\n<\/tr>\n<\/thead>\n
                                Ng\u01b0\u1eddi xem<\/strong><\/td>\nTruy c\u1eadp ch\u1ec9 \u0111\u1ecdc v\u00e0o s\u01a1 \u0111\u1ed3<\/td>\nHi\u1ec3u \u0111\u01b0\u1ee3c ki\u1ebfn tr\u00fac<\/td>\n<\/tr>\n
                                Ng\u01b0\u1eddi \u0111\u00f3ng g\u00f3p<\/strong><\/td>\nC\u00f3 th\u1ec3 t\u1ea1o nh\u00e1nh v\u00e0 ch\u1ec9nh s\u1eeda s\u01a1 \u0111\u1ed3<\/td>\nTri\u1ec3n khai c\u00e1c t\u00ednh n\u0103ng c\u1ee5 th\u1ec3<\/td>\n<\/tr>\n
                                Qu\u1ea3n tr\u1ecb vi\u00ean<\/strong><\/td>\nC\u00f3 th\u1ec3 g\u1ed9p thay \u0111\u1ed5i v\u00e0 qu\u1ea3n l\u00fd quy\u1ec1n h\u1ea1n<\/td>\n\u0110\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a l\u01b0\u1ee3c \u0111\u1ed3<\/td>\n<\/tr>\n
                                Ki\u1ebfn tr\u00fac s\u01b0<\/strong><\/td>\nC\u00f3 th\u1ec3 ph\u00ea duy\u1ec7t g\u1ed9p v\u00e0 th\u1ef1c thi c\u00e1c ti\u00eau chu\u1ea9n<\/td>\nPh\u00ea duy\u1ec7t cu\u1ed1i c\u00f9ng cho c\u00e1c thay \u0111\u1ed5i<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                C\u00e1c quy t\u1eafc b\u1ea3o v\u1ec7<\/h3>\n

                                B\u1ea3o v\u1ec7 nh\u00e1nh ch\u00ednh kh\u1ecfi c\u00e1c l\u1ea7n \u0111\u1ea9y tr\u1ef1c ti\u1ebfp. T\u1ea5t c\u1ea3 thay \u0111\u1ed5i ph\u1ea3i \u0111i qua y\u00eau c\u1ea7u g\u1ed9p.<\/p>\n

                                  \n
                                • Y\u00eau c\u1ea7u ki\u1ec3m tra tr\u1ea1ng th\u00e1i ph\u1ea3i \u0111\u1ea1t k\u1ebft qu\u1ea3 tr\u01b0\u1edbc khi g\u1ed9p.<\/li>\n
                                • Y\u00eau c\u1ea7u m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng t\u1ed1i thi\u1ec3u c\u00e1c ph\u00ea duy\u1ec7t.<\/li>\n
                                • Kh\u00f3a c\u00e1c b\u1ea3ng quan tr\u1ecdng \u0111\u1ec3 ng\u0103n ch\u1eb7n x\u00f3a nh\u1ea7m.<\/li>\n<\/ul>\n

                                  \ud83d\udcac C\u00e1c k\u00eanh giao ti\u1ebfp v\u00e0 t\u00e0i li\u1ec7u<\/h2>\n

                                  Ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n l\u00e0 k\u1ef9 thu\u1eadt; h\u1ee3p t\u00e1c l\u00e0 con ng\u01b0\u1eddi. Giao ti\u1ebfp r\u00f5 r\u00e0ng \u0111\u1ea3m b\u1ea3o m\u1ecdi ng\u01b0\u1eddi hi\u1ec3u \u0111\u01b0\u1ee3c b\u1ed1i c\u1ea3nh \u0111\u1eb1ng sau c\u00e1c thay \u0111\u1ed5i.<\/p>\n

                                  Ti\u00eau chu\u1ea9n t\u00e0i li\u1ec7u<\/h3>\n

                                  M\u1ed7i s\u01a1 \u0111\u1ed3 ph\u1ea3i bao g\u1ed3m t\u1ec7p readme ho\u1eb7c ghi ch\u00fa nh\u00fang gi\u1ea3i th\u00edch c\u00e1c quy\u1ebft \u0111\u1ecbnh thi\u1ebft k\u1ebf.<\/p>\n

                                    \n
                                  • M\u1ee5c \u0111\u00edch c\u1ee7a th\u1ef1c th\u1ec3:<\/strong>T\u1ea1i sao b\u1ea3ng n\u00e0y t\u1ed3n t\u1ea1i?<\/li>\n
                                  • Ngu\u1ed3n d\u1eef li\u1ec7u:<\/strong>D\u1eef li\u1ec7u \u0111\u1ebfn t\u1eeb \u0111\u00e2u?<\/li>\n
                                  • K\u1ebf ho\u1ea1ch t\u01b0\u01a1ng lai:<\/strong>C\u00f3 k\u1ebf ho\u1ea1ch thay \u0111\u1ed5i n\u00e0o cho th\u1ef1c th\u1ec3 n\u00e0y kh\u00f4ng?<\/li>\n<\/ul>\n

                                    C\u1eadp nh\u1eadt cho \u0111\u1ed9i nh\u00f3m<\/h3>\n

                                    Gi\u1eef cho \u0111\u1ed9i nh\u00f3m \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt v\u1ec1 c\u00e1c thay \u0111\u1ed5i l\u1edbn trong l\u01b0\u1ee3c \u0111\u1ed3.<\/p>\n

                                      \n
                                    • C\u00f4ng b\u1ed1 c\u00e1c thay \u0111\u1ed5i g\u00e2y gi\u00e1n \u0111o\u1ea1n trong c\u00e1c cu\u1ed9c h\u1ecdp \u0111\u1ed9i nh\u00f3m.<\/li>\n
                                    • C\u1eadp nh\u1eadt wiki d\u1ef1 \u00e1n v\u1edbi nh\u1eadt k\u00fd ti\u1ebfn h\u00f3a l\u01b0\u1ee3c \u0111\u1ed3.<\/li>\n
                                    • Th\u00f4ng b\u00e1o cho ng\u01b0\u1eddi d\u00f9ng API n\u1ebfu c\u1ea5u tr\u00fac d\u1eef li\u1ec7u thay \u0111\u1ed5i.<\/li>\n<\/ul>\n

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

                                      Ngay c\u1ea3 v\u1edbi k\u1ebf ho\u1ea1ch v\u1eefng ch\u1eafc, c\u00e1c \u0111\u1ed9i nh\u00f3m v\u1eabn c\u00f3 th\u1ec3 r\u01a1i v\u00e0o nh\u1eefng c\u00e1i b\u1eaby l\u00e0m t\u1ed5n h\u1ea1i \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a l\u01b0\u1ee3c \u0111\u1ed3. H\u00e3y tr\u00e1nh nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn n\u00e0y \u0111\u1ec3 duy tr\u00ec quy tr\u00ecnh l\u00e0m vi\u1ec7c l\u00e0nh m\u1ea1nh.<\/p>\n\n\n\n\n\n\n\n\n\n
                                      Sai l\u1ea7m<\/th>\nT\u00e1c \u0111\u1ed9ng<\/th>\nGi\u1ea3m thi\u1ec3u<\/th>\n<\/tr>\n<\/thead>\n
                                      S\u01a1 \u0111\u1ed3 l\u1ed7i th\u1eddi<\/strong><\/td>\nS\u1ef1 nh\u1ea7m l\u1eabn v\u00e0 l\u1ed7i trong qu\u00e1 tr\u00ecnh l\u00e0m quen<\/td>\nC\u1eadp nh\u1eadt s\u01a1 \u0111\u1ed3 sau m\u1ed7i l\u1ea7n di chuy\u1ec3n<\/td>\n<\/tr>\n
                                      Gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c ghi c\u1ee9ng<\/strong><\/td>\nLogic \u1ee9ng d\u1ee5ng thi\u1ebfu linh ho\u1ea1t<\/td>\nS\u1eed d\u1ee5ng b\u1ea3ng c\u1ea5u h\u00ecnh cho c\u00e1c h\u1eb1ng s\u1ed1<\/td>\n<\/tr>\n
                                      B\u1ecf qua hi\u1ec7u su\u1ea5t<\/strong><\/td>\nTruy v\u1ea5n ch\u1eadm v\u00e0 \u0111\u1ed9 tr\u1ec5 cao<\/td>\nXem x\u00e9t l\u1ea1i chi\u1ebfn l\u01b0\u1ee3c ch\u1ec9 m\u1ee5c \u0111\u1ecbnh k\u1ef3<\/td>\n<\/tr>\n
                                      Thi\u1ebfu sao l\u01b0u<\/strong><\/td>\nM\u1ea5t d\u1eef li\u1ec7u trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1<\/td>\nSao l\u01b0u t\u1ef1 \u0111\u1ed9ng v\u00e0 l\u1ecbch s\u1eed phi\u00ean b\u1ea3n<\/td>\n<\/tr>\n
                                      S\u1eeda \u0111\u1ed5i tr\u1ef1c ti\u1ebfp tr\u00ean m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t<\/strong><\/td>\nC\u00e1c thay \u0111\u1ed5i kh\u00f4ng \u0111\u01b0\u1ee3c theo d\u00f5i v\u00e0 th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/td>\nCh\u1ec9 \u00e1p d\u1ee5ng quy tr\u00ecnh di chuy\u1ec3n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                                      \ud83d\udee0\ufe0f T\u00f3m t\u1eaft c\u00e1c h\u00e0nh \u0111\u1ed9ng ch\u00ednh<\/h2>\n

                                      \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 h\u1ee3p t\u00e1c th\u00e0nh c\u00f4ng v\u00e0 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n cho c\u00e1c s\u01a1 \u0111\u1ed3 ER, c\u00e1c \u0111\u1ed9i n\u00ean t\u1eadp trung v\u00e0o c\u00e1c h\u00e0nh \u0111\u1ed9ng c\u1ed1t l\u00f5i sau:<\/p>\n

                                        \n
                                      • X\u00e1c \u0111\u1ecbnh Ti\u00eau chu\u1ea9n:<\/strong>Th\u1ed1ng nh\u1ea5t v\u1ec1 quy t\u1eafc \u0111\u1eb7t t\u00ean v\u00e0 ki\u1ec3u d\u1eef li\u1ec7u tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u c\u00f4ng vi\u1ec7c.<\/li>\n
                                      • S\u1eed d\u1ee5ng nh\u00e1nh:<\/strong>T\u00e1ch bi\u1ec7t c\u00e1c thay \u0111\u1ed5i trong c\u00e1c nh\u00e1nh t\u00ednh n\u0103ng \u0111\u1ec3 ng\u0103n ch\u1eb7n xung \u0111\u1ed9t.<\/li>\n
                                      • Xem x\u00e9t c\u00e1c thay \u0111\u1ed5i:<\/strong>Y\u00eau c\u1ea7u xem x\u00e9t b\u1edfi \u0111\u1ed3ng nghi\u1ec7p cho m\u1ecdi thay \u0111\u1ed5i c\u1ea5u tr\u00fac.<\/li>\n
                                      • \u0110\u1ed3ng b\u1ed9 h\u00f3a s\u01a1 \u0111\u1ed3:<\/strong>Gi\u1eef cho m\u00f4 h\u00ecnh tr\u1ef1c quan \u0111\u1ed3ng b\u1ed9 v\u1edbi tr\u1ea1ng th\u00e1i c\u01a1 s\u1edf d\u1eef li\u1ec7u th\u1ef1c t\u1ebf.<\/li>\n
                                      • T\u1ef1 \u0111\u1ed9ng h\u00f3a ki\u1ec3m tra:<\/strong>Th\u1ef1c hi\u1ec7n ki\u1ec3m tra \u0111\u1ecbnh d\u1ea1ng v\u00e0 x\u00e1c th\u1ef1c \u0111\u1ec3 ph\u00e1t hi\u1ec7n l\u1ed7i s\u1edbm.<\/li>\n
                                      • Ki\u1ec3m so\u00e1t truy c\u1eadp:<\/strong>H\u1ea1n ch\u1ebf quy\u1ec1n ghi ch\u1ec9 cho nh\u1eefng ng\u01b0\u1eddi \u0111\u01b0\u1ee3c tin t\u01b0\u1edfng.<\/li>\n
                                      • T\u00e0i li\u1ec7u c\u00e1c quy\u1ebft \u0111\u1ecbnh:<\/strong>Ghi l\u1ea1i l\u00fd do \u0111\u1eb1ng sau c\u00e1c l\u1ef1a ch\u1ecdn ki\u1ebfn tr\u00fac.<\/li>\n<\/ul>\n

                                        B\u1eb1ng c\u00e1ch coi s\u01a1 \u0111\u1ed3 ER nh\u01b0 m\u00e3 ngu\u1ed3n, c\u00e1c \u0111\u1ed9i c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng c\u00f9ng c\u00e1c c\u01a1 ch\u1ebf ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n m\u1ea1nh m\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho logic \u1ee9ng d\u1ee5ng. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y gi\u1ea3m thi\u1ec3u r\u1ee7i ro, c\u1ea3i thi\u1ec7n t\u00ednh minh b\u1ea1ch v\u00e0 cho ph\u00e9p ki\u1ebfn tr\u00fac c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u00e1t tri\u1ec3n song song v\u1edbi \u1ee9ng d\u1ee5ng m\u00e0 kh\u00f4ng g\u00e2y gi\u00e1n \u0111o\u1ea1n. M\u1ee5c ti\u00eau kh\u00f4ng ch\u1ec9 l\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u, m\u00e0 c\u00f2n qu\u1ea3n l\u00fd thi\u1ebft k\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111\u00f3.<\/p>\n

                                        Vi\u1ec7c th\u1ef1c hi\u1ec7n c\u00e1c th\u1ef1c h\u00e0nh n\u00e0y m\u1ea5t th\u1eddi gian v\u00e0 k\u1ef7 lu\u1eadt, nh\u01b0ng ph\u1ea7n th\u01b0\u1edfng l\u00e0 m\u1ed9t c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng d\u1eef li\u1ec7u \u1ed5n \u0111\u1ecbnh, m\u1edf r\u1ed9ng \u0111\u01b0\u1ee3c v\u00e0 \u0111\u01b0\u1ee3c t\u00e0i li\u1ec7u h\u00f3a r\u00f5 r\u00e0ng. C\u00e1c \u0111\u1ed9i \u01b0u ti\u00ean qu\u1ea3n l\u00fd l\u01b0\u1ee3c \u0111\u1ed3 s\u1ebd ph\u00e1t hi\u1ec7n \u00edt v\u1ea5n \u0111\u1ec1 tri\u1ec3n khai h\u01a1n v\u00e0 chu k\u1ef3 ph\u00e1t tri\u1ec3n t\u1ed5ng th\u1ec3 tr\u01a1n tru h\u01a1n.<\/p>\n","protected":false},"excerpt":{"rendered":"

                                        C\u00e1c l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u00f3ng vai tr\u00f2 nh\u01b0 h\u1ee3p \u0111\u1ed3ng n\u1ec1n t\u1ea3ng gi\u1eefa logic \u1ee9ng d\u1ee5ng v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u. Khi m\u1ed9t \u0111\u1ed9i nh\u00f3m l\u00e0m vi\u1ec7c…<\/p>\n","protected":false},"author":1,"featured_media":88,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t \u0111\u1ec3 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n s\u01a1 \u0111\u1ed3 ER trong c\u00e1c \u0111\u1ed9i \ud83d\udcca","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n v\u00e0 h\u1ee3p t\u00e1c hi\u1ec7u qu\u1ea3 tr\u00ean s\u01a1 \u0111\u1ed3 ER. Ng\u0103n ch\u1eb7n xung \u0111\u1ed9t l\u01b0\u1ee3c \u0111\u1ed3 v\u00e0 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh thi\u1ebft k\u1ebf c\u01a1 s\u1edf d\u1eef li\u1ec7u cho \u0111\u1ed9i c\u1ee7a b\u1ea1n. \ud83d\udee0\ufe0f","inline_featured_image":false,"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[6],"tags":[10,11],"class_list":["post-87","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-erd","tag-academic","tag-erd"],"yoast_head":"\nC\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t \u0111\u1ec3 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n s\u01a1 \u0111\u1ed3 ER trong c\u00e1c \u0111\u1ed9i \ud83d\udcca<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n v\u00e0 h\u1ee3p t\u00e1c hi\u1ec7u qu\u1ea3 tr\u00ean s\u01a1 \u0111\u1ed3 ER. 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