{"id":74092,"date":"2024-06-27T13:35:25","date_gmt":"2024-06-27T06:35:25","guid":{"rendered":"https:\/\/itviec.com\/blog\/?p=74092"},"modified":"2024-06-27T13:35:25","modified_gmt":"2024-06-27T06:35:25","slug":"dbms-la-gi","status":"publish","type":"post","link":"https:\/\/itviec.com\/blog\/dbms-la-gi\/","title":{"rendered":"DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed9i dung b\u00e0i vi\u1ebft<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#DBMS_la_gi\" >DBMS l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#Cac_tinh_nang_chinh_cua_DBMS\" >C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a DBMS\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#Cac_thanh_phan_chinh_cua_mot_DBMS_la_gi\" >C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ed9t DBMS l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#Cac_loai_DBMS\" >C\u00e1c lo\u1ea1i DBMS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#Cac_he_quan_tri_co_so_du_lieu_pho_bien\" >C\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#Ung_dung_cua_DBMS\" >\u1ee8ng d\u1ee5ng c\u1ee7a DBMS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#Cau_hoi_thuong_gap_ve_DBMS_la_gi\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 DBMS l\u00e0 g\u00ec<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/#Tong_ket_DBMS_la_gi\" >T\u1ed5ng k\u1ebft DBMS l\u00e0 g\u00ec<\/a><\/li><\/ul><\/nav><\/div>\n<p><em><strong>Trong th\u1ebf gi\u1edbi ng\u00e0y nay, d\u1eef li\u1ec7u \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng v\u00e0 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a cu\u1ed9c s\u1ed1ng. C\u00e1c t\u1ed5 ch\u1ee9c thu th\u1eadp v\u00e0 l\u01b0u tr\u1eef l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3, \u0111\u00f2i h\u1ecfi c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 khai th\u00e1c s\u1ee9c m\u1ea1nh c\u1ee7a n\u00f3. \u1ede \u0111\u00e2y, h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u (DBMS) \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c gi\u00fap l\u01b0u tr\u1eef, truy v\u1ea5n, ph\u00e2n t\u00edch v\u00e0 thao t\u00e1c d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. V\u1eady th\u00ec DBMS l\u00e0 g\u00ec? B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111\u01b0a b\u1ea1n v\u00e0o h\u00e0nh tr\u00ecnh kh\u00e1m ph\u00e1 th\u1ebf gi\u1edbi c\u1ee7a DBMS. <\/strong><\/em><\/p>\n<p><span style=\"font-weight: 400;\">\u0110\u1ecdc b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">DBMS l\u00e0 g\u00ec? C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a DBMS<\/span><\/li>\n<li aria-level=\"1\">C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh t\u1ea1o n\u00ean DBMS l\u00e0 g\u00ec?<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Kh\u00e1m ph\u00e1 c\u00e1c lo\u1ea1i DBMS v\u00e0 c\u00e1c DBMS ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u1ee8ng d\u1ee5ng c\u1ee7a DBMS trong c\u00e1c l\u0129nh v\u1ef1c<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"DBMS_la_gi\"><\/span><b>DBMS l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">DBMS, vi\u1ebft t\u1eaft c\u1ee7a Database Management Systems (H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u) l\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef, truy xu\u1ea5t v\u00e0 th\u1ef1c thi c\u00e1c truy v\u1ea5n tr\u00ean d\u1eef li\u1ec7u. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">DBMS ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t giao di\u1ec7n gi\u1eefa ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ea1o, \u0111\u1ecdc, c\u1eadp nh\u1eadt v\u00e0 x\u00f3a d\u1eef li\u1ec7u trong c\u01a1 s\u1edf d\u1eef li\u1ec7u. <\/span><span style=\"font-weight: 400;\">DBMS qu\u1ea3n l\u00fd c\u1ea3 d\u1eef li\u1ec7u, b\u1ed9 m\u00e1y x\u1eed l\u00fd v\u00e0 c\u1ea5u tr\u00fac (l\u01b0\u1ee3c \u0111\u1ed3) c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh kh\u00e1c thao t\u00e1c ho\u1eb7c tr\u00edch xu\u1ea5t d\u1eef li\u1ec7u. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o b\u1ea3o m\u1eadt d\u1eef li\u1ec7u, t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u v\u00e0 \u0111\u1ea3m b\u1ea3o quy tr\u00ecnh qu\u1ea3n l\u00fd d\u1eef li\u1ec7u \u0111\u1ed3ng nh\u1ea5t.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DBMS t\u1ed1i \u01b0u h\u00f3a t\u1ed5 ch\u1ee9c d\u1eef li\u1ec7u b\u1eb1ng c\u00e1ch tu\u00e2n th\u1ee7 m\u1ed9t k\u1ef9 thu\u1eadt thi\u1ebft k\u1ebf l\u01b0\u1ee3c \u0111\u1ed3 c\u01a1 s\u1edf d\u1eef li\u1ec7u g\u1ecdi l\u00e0 chu\u1ea9n h\u00f3a, trong \u0111\u00f3 m\u1ed9t b\u1ea3ng l\u1edbn \u0111\u01b0\u1ee3c ph\u00e2n chia th\u00e0nh c\u00e1c b\u1ea3ng nh\u1ecf h\u01a1n khi b\u1ea5t k\u1ef3 thu\u1ed9c t\u00ednh n\u00e0o c\u1ee7a n\u00f3 c\u00f3 s\u1ef1 tr\u00f9ng l\u1eb7p trong gi\u00e1 tr\u1ecb. DBMS mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch h\u01a1n so v\u1edbi h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd t\u1ec7p truy\u1ec1n th\u1ed1ng, bao g\u1ed3m t\u00ednh linh ho\u1ea1t v\u00e0 h\u1ec7 th\u1ed1ng sao l\u01b0u ph\u1ee9c t\u1ea1p h\u01a1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1c h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean nhi\u1ec1u ti\u00eau ch\u00ed nh\u01b0 m\u00f4 h\u00ecnh d\u1eef li\u1ec7u, ph\u00e2n ph\u1ed1i c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng. C\u00e1c lo\u1ea1i ph\u1ea7n m\u1ec1m DBMS ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 DBMS quan h\u1ec7, ph\u00e2n t\u00e1n, ph\u00e2n c\u1ea5p, h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 m\u1ea1ng.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_tinh_nang_chinh_cua_DBMS\"><\/span><b>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a DBMS\u00a0<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>M\u00f4 h\u00ecnh ho\u00e1 d\u1eef li\u1ec7u<\/strong>: M\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u (DBMS) cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 t\u1ea1o v\u00e0 ch\u1ec9nh s\u1eeda c\u00e1c m\u00f4 h\u00ecnh d\u1eef li\u1ec7u, \u0111\u1ecbnh ngh\u0129a c\u1ea5u tr\u00fac v\u00e0 m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c d\u1eef li\u1ec7u trong c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>L\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u<\/strong>: DBMS kh\u00f4ng ch\u1ec9 \u0111\u1ea3m b\u1ea3o vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, m\u00e0 c\u00f2n cung c\u1ea5p c\u00e1c c\u01a1 ch\u1ebf gi\u00fap t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t truy v\u1ea5n d\u1eef li\u1ec7u. C\u00e1c t\u00ednh n\u0103ng nh\u01b0 caching v\u00e0 query optimization (t\u1ed1i \u01b0u h\u00f3a truy v\u1ea5n) \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p trong DBMS nh\u1eb1m c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng \u0111\u00e1p \u1ee9ng c\u1ee7a h\u1ec7 th\u1ed1ng<\/span><\/li>\n<\/ul>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Caching<\/strong>: DBMS s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb cache \u0111\u1ec3 l\u01b0u tr\u1eef t\u1ea1m th\u1eddi c\u00e1c d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn ho\u1eb7c k\u1ebft qu\u1ea3 truy v\u1ea5n tr\u01b0\u1edbc \u0111\u00f3. Vi\u1ec7c s\u1eed d\u1ee5ng cache s\u1ebd l\u00e0m gi\u1ea3m th\u1eddi gian truy c\u1eadp v\u00e0 s\u1ed1 l\u1ea7n truy c\u1eadp \u0111\u1ebfn b\u1ed9 nh\u1edb, t\u1eeb \u0111\u00f3 gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t truy v\u1ea5n.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>T\u1ed1i \u01b0u h\u00f3a truy v\u1ea5n<\/strong>: Khi m\u1ed9t truy v\u1ea5n \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn DBMS, n\u00f3 s\u1ebd ph\u00e2n t\u00edch v\u00e0 x\u00e1c \u0111\u1ecbnh c\u00e1ch th\u1ee9c hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 th\u1ef1c hi\u1ec7n truy v\u1ea5n \u0111\u00f3. C\u00e1c k\u1ef9 thu\u1eadt t\u1ed1i \u01b0u h\u00f3a truy v\u1ea5n bao g\u1ed3m l\u1ef1a ch\u1ecdn k\u1ebf ho\u1ea1ch truy v\u1ea5n, t\u00e1i s\u1eed d\u1ee5ng k\u1ebf ho\u1ea1ch truy v\u1ea5n \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u v\u00e0 s\u1eed d\u1ee5ng c\u00e1c ch\u1ec9 m\u1ee5c \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 truy v\u1ea5n.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Ki\u1ec3m so\u00e1t truy c\u1eadp \u0111\u1ed3ng th\u1eddi<\/strong>: DBMS cung c\u1ea5p c\u00e1c c\u01a1 ch\u1ebf \u0111\u1ec3 ki\u1ec3m so\u00e1t vi\u1ec7c truy c\u1eadp \u0111\u1ed3ng th\u1eddi v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u, \u0111\u1ea3m b\u1ea3o r\u1eb1ng nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 truy c\u1eadp d\u1eef li\u1ec7u trong c\u00f9ng th\u1eddi \u0111i\u1ec3m m\u00e0 kh\u00f4ng x\u1ea3y ra xung \u0111\u1ed9t.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>\u0110\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 b\u1ea3o m\u1eadt d\u1eef li\u1ec7u<\/strong>: DBMS cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 \u00e1p d\u1ee5ng c\u00e1c r\u00e0ng bu\u1ed9c v\u1ec1 t\u00ednh to\u00e0n v\u1eb9n v\u00e0 b\u1ea3o m\u1eadt d\u1eef li\u1ec7u, ch\u1eb3ng h\u1ea1n nh\u01b0 r\u00e0ng bu\u1ed9c v\u1ec1 gi\u00e1 tr\u1ecb d\u1eef li\u1ec7u v\u00e0 gi\u1edbi h\u1ea1n kh\u1ea3 n\u0103ng truy c\u1eadp d\u1eef li\u1ec7u cho t\u1eebng ng\u01b0\u1eddi d\u00f9ng kh\u00e1c nhau.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i<\/strong>: DBMS cung c\u1ea5p c\u00e1c c\u01a1 ch\u1ebf \u0111\u1ec3 sao l\u01b0u d\u1eef li\u1ec7u \u0111\u1ecbnh k\u00ec ho\u1eb7c theo c\u00e1ch th\u1ee7 c\u00f4ng, v\u00e0 s\u1eed d\u1ee5ng nh\u1eefng t\u00e0i li\u1ec7u sao l\u01b0u \u0111\u00f3 \u0111\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i d\u1eef li\u1ec7u khi c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra.\u00a0<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cac_thanh_phan_chinh_cua_mot_DBMS_la_gi\"><\/span><b>C\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ed9t DBMS l\u00e0 g\u00ec?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">M\u1ed9t h\u1ec7 th\u1ed1ng DBMS l\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p bao g\u1ed3m nhi\u1ec1u th\u00e0nh ph\u1ea7n t\u00edch h\u1ee3p, nh\u1eb1m cung c\u1ea5p m\u1ed9t m\u00f4i tr\u01b0\u1eddng nh\u1ea5t qu\u00e1n v\u00e0 \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd \u0111\u1ec3 t\u1ea1o, truy c\u1eadp v\u00e0 ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u trong c\u01a1 s\u1edf d\u1eef li\u1ec7u. C\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y bao g\u1ed3m:<\/span><\/p>\n<h3><b>C\u00f4ng c\u1ee5 l\u01b0u tr\u1eef (Storage engine)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">L\u00e0 th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u. DBMS ph\u1ea3i t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng t\u1eadp tin \u1edf m\u1ee9c h\u1ec7 \u0111i\u1ec1u h\u00e0nh (OS) \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u. N\u00f3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c th\u00e0nh ph\u1ea7n b\u1ed5 sung \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u ho\u1eb7c t\u01b0\u01a1ng t\u00e1c v\u1edbi d\u1eef li\u1ec7u th\u1ef1c t\u1ebf \u1edf m\u1ee9c h\u1ec7 th\u1ed1ng t\u1eadp tin.<\/span><\/p>\n<h3><b>Danh m\u1ee5c d\u1eef li\u1ec7u (Metadata catalog)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">\u0110\u00f4i khi \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef ho\u1eb7c t\u1eeb \u0111i\u1ec3n c\u01a1 s\u1edf d\u1eef li\u1ec7u, l\u00e0 n\u01a1i ch\u1ee9a th\u00f4ng tin cho t\u1ea5t c\u1ea3 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ea1o. Khi c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c \u0111\u01b0\u1ee3c t\u1ea1o, DBMS t\u1ef1 \u0111\u1ed9ng \u0111\u0103ng k\u00fd th\u00f4ng tin v\u1ec1 ch\u00fang trong danh m\u1ee5c d\u1eef li\u1ec7u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DBMS s\u1eed d\u1ee5ng danh m\u1ee5c n\u00e0y \u0111\u1ec3 x\u00e1c minh c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u1ec1 d\u1eef li\u1ec7u, v\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 truy v\u1ea5n danh m\u1ee5c d\u1eef li\u1ec7u \u0111\u1ec3 c\u00f3 th\u00f4ng tin v\u1ec1 c\u1ea5u tr\u00fac c\u01a1 s\u1edf d\u1eef li\u1ec7u t\u1ed3n t\u1ea1i trong DBMS. Danh m\u1ee5c n\u00e0y c\u00f3 th\u1ec3 bao g\u1ed3m th\u00f4ng tin v\u1ec1 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u, c\u00e1c schema, ch\u01b0\u01a1ng tr\u00ecnh, b\u1ea3o m\u1eadt, hi\u1ec7u su\u1ea5t v\u00e0 c\u00e1c chi ti\u1ebft m\u00f4i tr\u01b0\u1eddng kh\u00e1c v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u00e0 n\u00f3 qu\u1ea3n l\u00fd.<\/span><\/p>\n<h3><b>Ng\u00f4n ng\u1eef truy c\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u (Database access language)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">DBMS c\u0169ng ph\u1ea3i cung c\u1ea5p m\u1ed9t API \u0111\u1ec3 truy c\u1eadp d\u1eef li\u1ec7u, th\u01b0\u1eddng d\u01b0\u1edbi d\u1ea1ng m\u1ed9t ng\u00f4n ng\u1eef truy c\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 truy v\u1ea5n v\u00e0 ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u, nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u, c\u0169ng nh\u01b0 b\u1ea3o m\u1eadt v\u00e0 \u1ee7y quy\u1ec1n truy c\u1eadp v\u00e0o d\u1eef li\u1ec7u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">SQL l\u00e0 m\u1ed9t v\u00ed d\u1ee5 v\u1ec1 ng\u00f4n ng\u1eef truy c\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 bao g\u1ed3m m\u1ed9t s\u1ed1 t\u1eadp l\u1ec7nh nh\u01b0 Ng\u00f4n ng\u1eef \u0110i\u1ec1u khi\u1ec3n D\u1eef li\u1ec7u (Data Control Language) \u0111\u1ec3 \u1ee7y quy\u1ec1n truy c\u1eadp d\u1eef li\u1ec7u, Ng\u00f4n ng\u1eef \u0110\u1ecbnh ngh\u0129a D\u1eef li\u1ec7u (Data Definition Language) \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u1ea5u tr\u00fac c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 Ng\u00f4n ng\u1eef Thao t\u00e1c D\u1eef li\u1ec7u (Data Manipulation Language) \u0111\u1ec3 \u0111\u1ecdc v\u00e0 ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u.<\/span><\/p>\n<h3><b>B\u1ed9 t\u1ed1i \u01b0u h\u00f3a (Optimization engine)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">M\u1ed9t DBMS c\u0169ng c\u00f3 th\u1ec3 cung c\u1ea5p m\u1ed9t b\u1ed9 t\u1ed1i \u01b0u h\u00f3a, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n t\u00edch c\u00e1c y\u00eau c\u1ea7u c\u1ee7a ng\u00f4n ng\u1eef truy c\u1eadp c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 t\u1ea1o ra nhi\u1ec1u k\u1ebf ho\u1ea1ch truy v\u1ea5n kh\u1ea3 thi, \u01b0\u1edbc t\u00ednh chi ph\u00ed cho m\u1ed7i k\u1ebf ho\u1ea1ch, v\u00e0 cu\u1ed1i c\u00f9ng l\u1ef1a ch\u1ecdn k\u1ebf ho\u1ea1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 th\u1ef1c hi\u1ec7n. M\u1ee5c ti\u00eau ch\u00ednh l\u00e0 t\u1ed1i \u0111a h\u00f3a hi\u1ec7u qu\u1ea3 c\u1ee7a truy v\u1ea5n b\u1eb1ng c\u00e1ch gi\u1ea3m thi\u1ec3u t\u00e0i nguy\u00ean v\u00e0 th\u1eddi gian c\u1ea7n thi\u1ebft, \u0111\u1ea3m b\u1ea3o truy v\u1ea5n \u0111\u01b0\u1ee3c x\u1eed l\u00fd nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3.<\/span><\/p>\n<h3><b>B\u1ed9 x\u1eed l\u00fd truy v\u1ea5n (Query processor)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Sau khi truy v\u1ea5n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a, DBMS ph\u1ea3i cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1ec3 ch\u1ea1y truy v\u1ea5n v\u00e0 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3.<\/span><\/p>\n<h3><b>Qu\u1ea3n l\u00fd kh\u00f3a (Lock manager)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Th\u00e0nh ph\u1ea7n quan tr\u1ecdng n\u00e0y c\u1ee7a DBMS gi\u00fap qu\u1ea3n l\u00fd vi\u1ec7c truy c\u1eadp \u0111\u1ed3ng th\u1eddi v\u00e0o c\u00f9ng m\u1ed9t d\u1eef li\u1ec7u. Kh\u00f3a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u1ed1 g\u1eafng ch\u1ec9nh s\u1eeda c\u00f9ng m\u1ed9t d\u1eef li\u1ec7u c\u00f9ng m\u1ed9t th\u1eddi \u0111i\u1ec3m, gi\u00fap ng\u0103n ch\u1eb7n xung \u0111\u1ed9t v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u.<\/span><\/p>\n<h3><b>Qu\u1ea3n l\u00fd nh\u1eadt k\u00fd (Log manager)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">DBMS ghi l\u1ea1i t\u1ea5t c\u1ea3 c\u00e1c thay \u0111\u1ed5i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean d\u1eef li\u1ec7u m\u00e0 n\u00f3 qu\u1ea3n l\u00fd. B\u1ea3n ghi c\u1ee7a c\u00e1c thay \u0111\u1ed5i \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nh\u1eadt k\u00fd (log); v\u00e0 th\u00e0nh ph\u1ea7n qu\u1ea3n l\u00fd nh\u1eadt k\u00fd c\u1ee7a DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c b\u1ea3n ghi nh\u1eadt k\u00fd \u0111\u01b0\u1ee3c t\u1ea1o ra m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 ch\u00ednh x\u00e1c.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">DBMS s\u1eed d\u1ee5ng qu\u1ea3n l\u00fd nh\u1eadt k\u00fd trong qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng v\u00e0 t\u1eaft h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u, n\u00f3 c\u0169ng t\u01b0\u01a1ng t\u00e1c v\u1edbi c\u00e1c ti\u1ec7n \u00edch c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 t\u1ea1o b\u1ea3n sao l\u01b0u v\u00e0 ch\u1ea1y ph\u1ee5c h\u1ed3i.<\/span><\/p>\n<h3><b>Ti\u1ec7n \u00edch d\u1eef li\u1ec7u (Data utilities)<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">DBMS c\u0169ng cung c\u1ea5p m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c ti\u1ec7n \u00edch \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 \u0111i\u1ec1u khi\u1ec3n c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5 v\u1ec1 c\u00e1c ti\u1ec7n \u00edch c\u01a1 s\u1edf d\u1eef li\u1ec7u bao g\u1ed3m t\u00e1i t\u1ed5 ch\u1ee9c (reorganization), th\u1ed1ng k\u00ea (runstats), sao l\u01b0u v\u00e0 sao ch\u00e9p (backup and copy), ph\u1ee5c h\u1ed3i (recover), ki\u1ec3m tra t\u00ednh to\u00e0n v\u1eb9n (integrity check), t\u1ea3i d\u1eef li\u1ec7u (load data), gi\u1ea3i n\u00e9n d\u1eef li\u1ec7u (unload data) v\u00e0 s\u1eeda ch\u1eefa c\u01a1 s\u1edf d\u1eef li\u1ec7u (repair database).<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac_loai_DBMS\"><\/span><b>C\u00e1c lo\u1ea1i DBMS<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">C\u00f3 nhi\u1ec1u lo\u1ea1i DBMS kh\u00e1c nhau, m\u1ed7i lo\u1ea1i c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 \u1ee9ng d\u1ee5ng ri\u00eang bi\u1ec7t. T\u1eeb c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 truy\u1ec1n th\u1ed1ng \u0111\u1ebfn c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u phi quan h\u1ec7, hay c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u00e2n t\u00e1n ho\u1eb7c t\u1eadp trung, m\u1ed7i lo\u1ea1i DBMS \u0111\u1ec1u c\u00f3 \u01b0u \u0111i\u1ec3m, h\u1ea1n ch\u1ebf ri\u00eang v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo nhi\u1ec1u ti\u00eau ch\u00ed kh\u00e1c nhau, bao g\u1ed3m:<\/span><b><\/b><\/p>\n<h3><b>Theo m\u00f4 h\u00ecnh d\u1eef li\u1ec7u<\/b><\/h3>\n<h4><span style=\"font-weight: 400;\"><strong>RDBMS (H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7)<\/strong><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">S\u1eed d\u1ee5ng m\u00f4 h\u00ecnh d\u1eef li\u1ec7u quan h\u1ec7 v\u00e0 ng\u00f4n ng\u1eef truy v\u1ea5n SQL \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng ho\u1ea1t \u0111\u1ed9ng (operational) v\u00e0 ph\u00e2n t\u00edch (analytical), RDBMS cung c\u1ea5p t\u00ednh linh ho\u1ea1t, \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady, \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 c\u00e1c t\u00ednh n\u0103ng ACID (Atomicity, Consistency, Isolation, Durability) \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a d\u1eef li\u1ec7u.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: MySQL, PostgreSQL, Oracle, Microsoft SQL Server,&#8230;<\/span><\/p>\n<h4><span style=\"font-weight: 400;\"><strong>NoSQL DBMS<\/strong><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Xu\u1ea5t hi\u1ec7n t\u1eeb gi\u1eefa nh\u1eefng n\u0103m 2000, NoSQL kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 &#8220;not only SQL&#8221; theo ngh\u0129a \u0111en, m\u00e0 n\u00f3 c\u00f2n \u0111\u1ea1i di\u1ec7n cho s\u1ef1 linh ho\u1ea1t h\u01a1n c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u. Kh\u00e1c v\u1edbi m\u00f4 h\u00ecnh c\u1ea5u tr\u00fac d\u1ea1ng b\u1ea3ng v\u00e0 c\u00e1c quan h\u1ec7 c\u1ee7a SQL, NoSQL c\u00f3 m\u00f4 h\u00ecnh schema linh ho\u1ea1t h\u01a1n (s\u1eed d\u1ee5ng c\u1ea5u tr\u00fac key-value, \u0111\u1ed3 th\u1ecb, t\u00e0i li\u1ec7u), ph\u00f9 h\u1ee3p v\u1edbi c\u1ea5u tr\u00fac d\u1eef li\u1ec7u kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t ho\u1eb7c thay \u0111\u1ed5i theo th\u1eddi gian.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">NoSQL th\u01b0\u1eddng h\u1ed7 tr\u1ee3 t\u00ednh nh\u1ea5t qu\u00e1n cu\u1ed1i c\u00f9ng (eventual consistency), t\u1ea1o ra m\u1ed9t h\u00ecnh th\u1ee9c nh\u1ea5t qu\u00e1n l\u1ecfng l\u1ebbo h\u01a1n so v\u1edbi RDBMS. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ea1ng d\u1eef li\u1ec7u phi c\u1ea5u tr\u00fac, b\u00e1n c\u1ea5u tr\u00fac v\u00e0 d\u1eef li\u1ec7u th\u00f4, NoSQL cung c\u1ea5p gi\u1ea3i ph\u00e1p linh ho\u1ea1t h\u01a1n, nh\u01b0ng \u0111\u00f4i khi \u0111i\u1ec1u n\u00e0y \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c hy sinh t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u v\u00e0 s\u1ef1 thu\u1eadn ti\u1ec7n trong truy v\u1ea5n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: MongoDB, Cassandra, Redis, Neo4j,&#8230;<\/span><\/p>\n<h4><span style=\"font-weight: 400;\"><strong>Object-oriented DBMS (OODBMS)<\/strong><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">L\u00e0 h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 h\u1ed7 tr\u1ee3 m\u00f4 h\u00ecnh h\u00f3a v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng. OODBMS kh\u00f4ng ch\u1ec9 \u0111\u01a1n gi\u1ea3n l\u01b0u tr\u1eef d\u1eef li\u1ec7u, m\u00e0 c\u00f2n h\u1ed7 tr\u1ee3 c\u00e1c kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n c\u1ee7a l\u1eadp tr\u00ecnh h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng nh\u01b0 l\u1edbp \u0111\u1ed1i t\u01b0\u1ee3ng, k\u1ebf th\u1eeba, t\u00ednh ch\u1ea5t v\u00e0 ph\u01b0\u01a1ng th\u1ee9c c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Nh\u1edd t\u00ednh linh ho\u1ea1t n\u00e0y, OODBMS \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd cho vi\u1ec7c qu\u1ea3n l\u00fd d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p v\u00e0 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c c\u00e1c y\u00eau c\u1ea7u cao v\u1ec1 t\u00ednh to\u00e0n v\u1eb9n v\u00e0 hi\u1ec7u su\u1ea5t trong c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ee9c t\u1ea1p.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ed d\u1ee5: db4o, ObjectDB,&#8230;<\/span><\/p>\n<h3><b>Theo ph\u00e2n ph\u1ed1i c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/b><\/h3>\n<h4><span style=\"font-weight: 400;\"><strong>DBMS t\u1eadp trung (Centralized DBMS)<\/strong><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">L\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 duy nh\u1ea5t v\u00e0 cho ph\u00e9p truy c\u1eadp t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o qu\u1ea3n t\u1ea1i m\u1ed9t v\u1ecb tr\u00ed duy nh\u1ea5t, gi\u00fap d\u1ec5 d\u00e0ng trong vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng. Tuy nhi\u00ean, \u0111i\u1ec1u n\u00e0y c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra r\u1ee7i ro v\u1ec1 m\u1ea5t m\u00e1t d\u1eef li\u1ec7u n\u1ebfu m\u00e1y ch\u1ee7 g\u1eb7p s\u1ef1 c\u1ed1. Ngo\u00e0i ra, khi d\u1eef li\u1ec7u t\u0103ng l\u00ean, hi\u1ec7u su\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 gi\u1ea3m v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 b\u1ecb h\u1ea1n ch\u1ebf. V\u00ed d\u1ee5: MySQL, SQLite.<\/span><\/p>\n<figure id=\"attachment_74102\" aria-describedby=\"caption-attachment-74102\" style=\"width: 898px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-74102 size-full\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-1-vippro.jpg\" alt=\"\" width=\"898\" height=\"668\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-1-vippro.jpg 898w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-1-vippro-300x223.jpg 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-1-vippro-768x571.jpg 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-1-vippro-200x149.jpg 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-1-vippro-100x74.jpg 100w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-1-vippro-605x450.jpg 605w\" sizes=\"auto, (max-width: 898px) 100vw, 898px\" \/><figcaption id=\"caption-attachment-74102\" class=\"wp-caption-text\">S\u01a1 \u0111\u1ed3 minh h\u1ecda m\u00f4 h\u00ecnh DBMS t\u1eadp trung. Ngu\u1ed3n: Scaler<\/figcaption><\/figure>\n<h4><span style=\"font-weight: 400;\"><strong>DBMS ph\u00e2n t\u00e1n (Distributed DBMS)<\/strong><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n tr\u00ean nhi\u1ec1u n\u00fat ho\u1eb7c m\u00e1y ch\u1ee7 kh\u00e1c nhau. DBMS ph\u00e2n t\u00e1n cung c\u1ea5p kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu l\u1ed7i cao, nh\u01b0ng c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p h\u01a1n trong vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o tr\u00ec. V\u00ed d\u1ee5: Apache Cassandra, Amazon DynamoDB, Google Spanner.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-74101\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-2-vippro.jpg\" alt=\"\" width=\"1174\" height=\"850\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-2-vippro.jpg 1174w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-2-vippro-300x217.jpg 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-2-vippro-768x556.jpg 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-2-vippro-200x145.jpg 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-2-vippro-100x72.jpg 100w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/dbms-2-vippro-622x450.jpg 622w\" sizes=\"auto, (max-width: 1174px) 100vw, 1174px\" \/><\/p>\n<p style=\"text-align: center;\"><em>S\u01a1 \u0111\u1ed3 minh h\u1ecda m\u00f4 h\u00ecnh DBMS ph\u00e2n t\u00e1n. Ngu\u1ed3n: phoenixnap<\/em><\/p>\n<h4><span style=\"font-weight: 400;\"><strong>DBMS \u0111\u00e1m m\u00e2y (Cloud DBMS)<\/strong><\/span><\/h4>\n<p><span style=\"font-weight: 400;\">Cung c\u1ea5p d\u1ecbch v\u1ee5 c\u01a1 s\u1edf d\u1eef li\u1ec7u tri\u1ec3n khai v\u00e0 qu\u1ea3n l\u00fd tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y. Cloud DBMS cung c\u1ea5p kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, linh ho\u1ea1t v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed. Tuy nhi\u00ean vi\u1ec7c l\u01b0u tr\u1eef tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y c\u0169ng t\u1ed3n t\u1ea1i nh\u1eefng h\u1ea1n ch\u1ebf nh\u01b0 kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt kh\u00f4ng cao v\u00e0 b\u1ecb ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u01b0\u1eddng truy\u1ec1n m\u1ea1ng. V\u00ed d\u1ee5: Google Cloud SQL, Amazon RDS, Azure SQL Database.<\/span><\/p>\n<h3><b>Theo s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng:<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Single-user DBMS<\/strong>: D\u00e0nh cho c\u00e1c \u1ee9ng d\u1ee5ng c\u00e1 nh\u00e2n ho\u1eb7c ch\u1ec9 c\u00f3 m\u1ed9t ng\u01b0\u1eddi d\u00f9ng duy nh\u1ea5t truy c\u1eadp. Single-user DBMS th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u1ecf v\u00e0 \u0111\u01a1n gi\u1ea3n. V\u00ed d\u1ee5: Microsoft Access.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Multi-user DBMS<\/strong>: H\u1ed7 tr\u1ee3 \u0111\u1ed3ng th\u1eddi nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0 thao t\u00e1c tr\u00ean c\u00f9ng m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u. Multi-user DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p v\u00e0 \u1ee9ng d\u1ee5ng web. V\u00ed d\u1ee5: MySQL, PostgreSQL.<\/span><\/li>\n<\/ul>\n<h3><b>Theo c\u00e1ch th\u1ee9c l\u01b0u tr\u1eef:<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>In-Memory DBMS<\/strong>: L\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u tr\u1ef1c ti\u1ebfp trong b\u1ed9 nh\u1edb ch\u00ednh c\u1ee7a m\u00e1y t\u00ednh. In-Memory DBMS cung c\u1ea5p hi\u1ec7u su\u1ea5t truy v\u1ea5n d\u1eef li\u1ec7u c\u1ef1c nhanh, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t cao. V\u00ed d\u1ee5: Redis, VoltDB,&#8230;<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cac_he_quan_tri_co_so_du_lieu_pho_bien\"><\/span><b>C\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>MySQL<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">MySQL l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (RDBMS) m\u00e3 ngu\u1ed3n m\u1edf, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng qu\u1ea3n l\u00fd c\u00e1c d\u1eef li\u1ec7u kh\u00e1c nhau trong c\u00e1c b\u1ea3ng c\u00f3 c\u00e1c m\u1ee5c nh\u1eadp li\u00ean quan. MySQL kh\u00f4ng ch\u1ec9 h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd c\u1ea3 d\u1eef li\u1ec7u quy m\u00f4 nh\u1ecf v\u00e0 l\u1edbn m\u00e0 c\u00f2n cung c\u1ea5p c\u00e1c k\u1ef9 thu\u1eadt t\u1ed1i \u01b0u h\u00f3a nh\u01b0 t\u1ea1o ch\u1ec9 m\u1ee5c, caching v\u00e0 t\u1ed1i \u01b0u h\u00f3a truy v\u1ea5n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u01afu \u0111i\u1ec3m c\u1ee7a MySQL: C\u1ed9ng \u0111\u1ed3ng l\u1edbn v\u00e0 t\u00edch c\u1ef1c c\u1ee7a c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n, gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng t\u00ecm ki\u1ebfm gi\u1ea3i ph\u00e1p cho c\u00e1c v\u1ea5n \u0111\u1ec1 g\u1eb7p ph\u1ea3i. \u0110\u1ed3ng th\u1eddi, MySQL l\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m \u0111a n\u1ec1n t\u1ea3ng, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tr\u00ean nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh nh\u01b0 Windows, Linux, MacOS,&#8230;<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, MySQL c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0 hi\u1ec7u su\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a ho\u00e0n h\u1ea3o v\u00e0 c\u00f3 m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng b\u1ecb h\u1ea1n ch\u1ebf so v\u1edbi c\u00e1c \u0111\u1ed1i th\u1ee7 kh\u00e1c. Tuy nhi\u00ean, v\u1edbi m\u1ed9t c\u1ed9ng \u0111\u1ed3ng l\u1edbn v\u00e0 t\u00edch c\u1ef1c, MySQL v\u1eabn l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1t cho nhi\u1ec1u \u1ee9ng d\u1ee5ng v\u00e0 d\u1ef1 \u00e1n. \u0110i\u1ec1u \u0111\u1eb7c bi\u1ec7t l\u00e0 MySQL l\u00e0 ph\u1ea7n m\u1ec1m m\u00e3 ngu\u1ed3n m\u1edf, gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng truy c\u1eadp v\u00e0 s\u1eed d\u1ee5ng mi\u1ec5n ph\u00ed.<\/span><\/p>\n<blockquote><p><em>\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/itviec.com\/blog\/mysql-la-gi\/\" target=\"_blank\" rel=\"noopener\"><strong>MySQL l\u00e0 g\u00ec? T\u1ed5ng h\u1ee3p ki\u1ebfn th\u1ee9c MySQL \u0111\u1ea7y \u0111\u1ee7 v\u00e0 d\u1ec5 hi\u1ec3u<\/strong><\/a><\/em><\/p><\/blockquote>\n<h3><b>MongoDB<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">MongoDB l\u00e0 m\u1ed9t trong nh\u1eefng ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn hi\u1ec7n nay, v\u1edbi nhi\u1ec1u \u01b0u \u0111i\u1ec3m v\u00e0 t\u00ednh n\u0103ng h\u1ea5p d\u1eabn. \u0110\u00e2y l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u00e3 ngu\u1ed3n m\u1edf, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng qu\u1ea3n l\u00fd c\u00e1c d\u1eef li\u1ec7u theo d\u1ea1ng t\u00e0i li\u1ec7u thay v\u00ec d\u1ea1ng\u00a0 b\u1ea3ng nh\u01b0 trong RDBMS.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1ed9t trong nh\u1eefng \u0111i\u1ec3m m\u1ea1nh c\u1ee7a MongoDB l\u00e0 s\u1ef1 linh ho\u1ea1t trong vi\u1ec7c x\u1eed l\u00fd c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u1edbn v\u00e0 kh\u1ea3 n\u0103ng ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7 kh\u00e1c nhau. N\u00f3 c\u0169ng n\u1ed5i ti\u1ebfng v\u1edbi vi\u1ec7c m\u1edf r\u1ed9ng theo chi\u1ec1u ngang, gi\u00fap n\u00e2ng cao hi\u1ec7u su\u1ea5t x\u1eed l\u00fd d\u1eef li\u1ec7u. MongoDB c\u0169ng \u0111\u1ea3m b\u1ea3o an to\u00e0n d\u1eef li\u1ec7u v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n b\u1ea3o m\u1eadt cao.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, MongoDB c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0 chi\u1ebfm di\u1ec7n t\u00edch b\u1ed9 nh\u1edb l\u1edbn cho c\u00e1c t\u1eadp d\u1eef li\u1ec7u l\u1edbn v\u00e0 th\u00e1ch th\u1ee9c trong vi\u1ec7c qu\u1ea3n l\u00fd ch\u1ec9 m\u1ee5c cho d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean.<\/span><\/p>\n<blockquote><p><em>\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/itviec.com\/blog\/mongodb-la-gi\/\" target=\"_blank\" rel=\"noopener\"><strong>MongoDB l\u00e0 g\u00ec? \u0110\u1ecbnh ngh\u0129a v\u00e0 Hi\u1ec3u r\u00f5 A-Z v\u1ec1 MongoDB<\/strong><\/a><\/em><\/p><\/blockquote>\n<h3><b>Microsoft SQL Server<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Microsoft SQL Server c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn hi\u1ec7n nay, \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng b\u1edfi nhi\u1ec1u \u01b0u \u0111i\u1ec3m v\u00e0 t\u00ednh n\u0103ng h\u1ea5p d\u1eabn. \u0110\u00e2y l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (RDBMS) \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Microsoft, cho ph\u00e9p qu\u1ea3n l\u00fd c\u00e1c d\u1eef li\u1ec7u kh\u00e1c nhau trong c\u00e1c b\u1ea3ng c\u00f3 li\u00ean k\u1ebft v\u1edbi nhau.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">SQL Server c\u00f3 kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p d\u1ec5 d\u00e0ng v\u1edbi c\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c c\u1ee7a Microsoft, gi\u00fap t\u0103ng hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c. N\u00f3 c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t cho ph\u00e9p nh\u00e0 ph\u00e1t tri\u1ec3n t\u0103ng gi\u1ea3m quy m\u00f4 m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. SQL Server t\u00edch h\u1ee3p s\u1eb5n nhi\u1ec1u t\u00ednh n\u0103ng t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t, gi\u00fap \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1t trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u01afu \u0111i\u1ec3m c\u1ee7a SQL Server bao g\u1ed3m t\u00ednh n\u0103ng b\u1ea3o m\u1eadt t\u1ed1t \u0111\u1ec3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u, v\u00e0 n\u00f3 c\u00f3 s\u1eb5n tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng nh\u01b0 Windows, Linux,&#8230; Tuy nhi\u00ean, \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u su\u1ea5t t\u1ed1i \u0111a, SQL Server \u0111\u00f2i h\u1ecfi ph\u1ea7n c\u1ee9ng c\u1ee5 th\u1ec3 v\u00e0 c\u00f3 gi\u00e1 \u0111\u1eaft \u0111\u1ecf \u0111\u1ed1i v\u1edbi qu\u1ea3n l\u00fd quy m\u00f4 l\u1edbn.<\/span><\/p>\n<h3><b>Oracle Database<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Oracle Database l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c nhi\u1ec1u l\u1eadp tr\u00ecnh vi\u00ean \u01b0a chu\u1ed9ng v\u00e0 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi t\u1eadp \u0111o\u00e0n Oracle Corporation. N\u00f3 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao b\u1edfi nhi\u1ec1u chuy\u00ean gia v\u00e0 l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi trong ng\u00e0nh c\u00f4ng ngh\u1ec7 th\u00f4ng tin.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oracle Database c\u00f3 c\u00e1c t\u00ednh n\u0103ng nh\u01b0 h\u1ed7 tr\u1ee3 t\u1ea3i c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u1edbn v\u00e0 h\u1ed7 tr\u1ee3 SQL \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 thao t\u00e1c d\u1eef li\u1ec7u. N\u00f3 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng nh\u01b0 ph\u00e2n v\u00f9ng, gom c\u1ee5m v\u00e0 Real Application Clusters (RAC) \u0111\u1ec3 m\u1edf r\u1ed9ng quy m\u00f4 theo chi\u1ec1u ngang v\u00e0 d\u1ecdc.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Oracle Database \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh b\u1ea3o m\u1eadt, v\u1edbi c\u00e1c t\u00ednh n\u0103ng t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t v\u00e0 b\u1ea3o m\u1eadt cao \u0111\u1ed9 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong ph\u1ea7n m\u1ec1m.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, m\u1eb7c d\u00f9 c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m, Oracle Database c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m, bao g\u1ed3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 kh\u00f3 s\u1eed d\u1ee5ng \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u00e0 chi ph\u00ed \u0111\u1eaft \u0111\u1ecf so v\u1edbi c\u00e1c ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00e1c.<\/span><\/p>\n<blockquote><p><em>\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/itviec.com\/blog\/oracle-database\/\" target=\"_blank\" rel=\"noopener\"><strong>Oracle Database l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u Oracle Database A-Z 2024<\/strong><\/a><\/em><\/p><\/blockquote>\n<h3><b>PostgreSQL<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">PostgreSQL l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 m\u00e3 ngu\u1ed3n m\u1edf v\u00e0 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn trong c\u1ed9ng \u0111\u1ed3ng ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m v\u1edbi c\u00e1c t\u00ednh n\u0103ng ti\u00ean ti\u1ebfn v\u00e0 t\u00ednh tin c\u1eady.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u00e1c t\u00ednh n\u0103ng c\u1ee7a PostgreSQL bao g\u1ed3m h\u1ed7 tr\u1ee3 c\u00e1c m\u00f4 h\u00ecnh d\u1eef li\u1ec7u h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f9ng v\u1edbi m\u00f4 h\u00ecnh c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7, linh ho\u1ea1t cao cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ea1o ra c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u t\u00f9y ch\u1ec9nh, c\u00e1c h\u00e0m, to\u00e1n t\u1eed,\u2026. N\u00f3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c t\u00ednh n\u0103ng \u0111a d\u1ea1ng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u01afu \u0111i\u1ec3m c\u1ee7a PostgreSQL l\u00e0 m\u00e3 ngu\u1ed3n m\u1edf, gi\u00fap vi\u1ec7c thao t\u00e1c v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n, v\u00e0 c\u00f3 m\u1ed9t c\u1ed9ng \u0111\u1ed3ng l\u1edbn gi\u00fap \u0111\u1ee1 c\u00e1c ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u mu\u1ed1n h\u1ecdc h\u1ecfi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, PostgreSQL thi\u1ebfu s\u1ef1 \u0111a d\u1ea1ng trong c\u00e1c c\u00f4ng c\u1ee5 m\u1edf r\u1ed9ng v\u00e0 kh\u00f3 kh\u0103n cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u00e0 h\u1ecd c\u00f3 th\u1ec3 g\u1eb7p kh\u00f3 kh\u0103n khi h\u1ecdc t\u1eadp.<\/span><\/p>\n<h3><b>Redis<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Redis l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a &#8220;Remote Dictionary Server&#8221;, l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Redis n\u1ed5i ti\u1ebfng v\u1edbi hi\u1ec7u su\u1ea5t nhanh ch\u00f3ng nh\u1edd vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u trong b\u1ed9 nh\u1edb. N\u00f3 h\u1ed7 tr\u1ee3 m\u1ed9t lo\u1ea1t c\u00e1c c\u1ea5u tr\u00fac d\u1eef li\u1ec7u nh\u01b0 b\u1ea3ng b\u0103m (hash table), danh s\u00e1ch, bitmaps,&#8230;. Redis cho ph\u00e9p chia s\u1ebb d\u1eef li\u1ec7u tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7, do \u0111\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng theo chi\u1ec1u ngang.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u01afu \u0111i\u1ec3m c\u1ee7a Redis l\u00e0 d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho nhi\u1ec1u m\u1ee5c \u0111\u00edch nh\u01b0 qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u, b\u1ed9 nh\u1edb \u0111\u1ec7m, v\u00e0 trung gian tin nh\u1eafn,&#8230;.Tuy nhi\u00ean, Redis cung c\u1ea5p m\u1ed9t k\u00edch th\u01b0\u1edbc d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef c\u00f3 h\u1ea1n v\u00e0 c\u00f3 th\u1ec3 c\u00f3 r\u1ee7i ro m\u1ea5t d\u1eef li\u1ec7u.<\/span><\/p>\n<h3><b>IBM Db2<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">IBM Db2 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi IBM. N\u00f3 n\u1ed5i ti\u1ebfng v\u1edbi c\u00e1c t\u00ednh n\u0103ng chuy\u00ean nghi\u1ec7p v\u00e0 \u0111\u00e3 t\u1ed3n t\u1ea1i trong m\u1ed9t th\u1eddi gian d\u00e0i.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">IBM Db2 c\u00f3 c\u00e1c t\u00ednh n\u0103ng nh\u01b0 t\u00edch h\u1ee3p v\u1edbi c\u00e1c b\u00ean th\u1ee9 ba kh\u00e1c nhau \u0111\u1ec3 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c tr\u00ean ph\u1ea7n m\u1ec1m. N\u00f3 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt tuy\u1ec7t v\u1eddi \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an ninh d\u1eef li\u1ec7u. N\u00f3 h\u1ed7 tr\u1ee3 truy v\u1ea5n ti\u00ean ti\u1ebfn.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u01afu \u0111i\u1ec3m c\u1ee7a IBM Db2 bao g\u1ed3m vi\u1ec7c h\u1ed7 tr\u1ee3 tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c nhau nh\u01b0 Windows, MacOS v\u00e0 Linux. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u00e1c quy m\u00f4 d\u1eef li\u1ec7u l\u1edbn m\u1ed9t c\u00e1ch nhanh ch\u00f3ng. Tuy nhi\u00ean, vi\u1ec7c c\u00e0i \u0111\u1eb7t IBM Db2 c\u00f3 m\u1ed9t ch\u00fat ph\u1ee9c t\u1ea1p v\u00e0 kh\u00f3 kh\u0103n cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m m\u00e0 kh\u00f4ng c\u00f3 h\u01b0\u1edbng d\u1eabn v\u00e0 h\u1ed7 tr\u1ee3 ph\u00f9 h\u1ee3p.<\/span><\/p>\n<h3><b>SQLite<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">SQLite l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00f4ng c\u1ea7n m\u00e1y ch\u1ee7 (serverless) v\u00e0 ph\u1ed5 bi\u1ebfn trong c\u1ed9ng \u0111\u1ed3ng c\u00f4ng ngh\u1ec7 v\u1edbi thi\u1ebft k\u1ebf nh\u1eb9 nh\u00e0ng v\u00e0 \u0111\u01a1n gi\u1ea3n.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">SQLite c\u00f3 c\u00e1c t\u00ednh n\u0103ng nh\u01b0 d\u1ec5 d\u00e0ng chia s\u1ebb v\u00e0 truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u. N\u00f3 cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ea1o ra c\u00e1c h\u00e0m x\u00e1c \u0111\u1ecbnh b\u1edfi ng\u01b0\u1eddi d\u00f9ng v\u00e0 b\u1ea3ng \u1ea3o. N\u00f3 l\u00e0 \u0111a n\u1ec1n t\u1ea3ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean nhi\u1ec1u n\u1ec1n t\u1ea3ng nh\u01b0 Windows, MacOS, Linux v\u00e0 nhi\u1ec1u n\u1ec1n t\u1ea3ng kh\u00e1c.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u01afu \u0111i\u1ec3m c\u1ee7a SQLite bao g\u1ed3m kh\u00f4ng y\u00eau c\u1ea7u qu\u00e1 tr\u00ecnh m\u00e1y ch\u1ee7 ch\u1ea1y do thi\u1ebft k\u1ebf kh\u00f4ng c\u1ea7n m\u00e1y ch\u1ee7. N\u00f3 r\u1ea5t d\u1ec5 c\u00e0i \u0111\u1eb7t. Tuy nhi\u00ean, SQLite ch\u1ec9 cho ph\u00e9p m\u1ed9t ng\u01b0\u1eddi d\u00f9ng ch\u1ec9nh s\u1eeda d\u1eef li\u1ec7u t\u1ea1i m\u1ed9t th\u1eddi \u0111i\u1ec3m, \u0111i\u1ec1u n\u00e0y g\u00e2y ra v\u1ea5n \u0111\u1ec1 l\u1edbn \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00f3m l\u00e0m vi\u1ec7c l\u1edbn. Ngo\u00e0i ra, n\u00f3 ch\u1ec9 cung c\u1ea5p m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng h\u1ea1n ch\u1ebf.<\/span><\/p>\n<h3><b>So s\u00e1nh c\u00e1c DBMS ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/b><\/h3>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left;\"><\/td>\n<td style=\"text-align: left;\"><b>Lo\u1ea1i c\u01a1 s\u1edf d\u1eef li\u1ec7u\u00a0<\/b><\/td>\n<td style=\"text-align: left;\"><b>H\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/b><\/td>\n<td style=\"text-align: left;\"><b>Gi\u1ea5y ph\u00e9p<\/b><\/td>\n<td style=\"text-align: left;\"><b>Ng\u00f4n ng\u1eef ph\u00e1t tri\u1ec3n<\/b><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>MongoDB<\/strong><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u01a1 s\u1edf d\u1eef li\u1ec7u h\u01b0\u1edbng t\u00e0i li\u1ec7u<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">FreeBSD, Linux, MacOS v\u00e0 Windows<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Gi\u1ea5y ph\u00e9p Server Side Public<\/span><\/td>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">C++, JavaScript v\u00e0 Python<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: left;\"><strong>Microsoft SQL Server<\/strong><\/p>\n<\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Linux v\u00e0 Windows<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Gi\u1ea5y ph\u00e9p \u0111\u1ed9c quy\u1ec1n<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C v\u00e0 C++<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>Oracle Database<\/strong><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">H\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111a m\u00f4 h\u00ecnh<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">AIX, BS2000, HP-UX, Linux, MacOS, Windows<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Gi\u1ea5y ph\u00e9p \u0111\u1ed9c quy\u1ec1n<\/span><\/td>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">C v\u00e0 C++<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: left;\"><strong>PostgreSQL<\/strong><\/p>\n<\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">FreeBSD, Linux, MacOS, OpenBSD v\u00e0 Windows<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Gi\u1ea5y ph\u00e9p PostgreSQL<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>Redis<\/strong><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00f3a-gi\u00e1 tr\u1ecb<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">T\u01b0\u01a1ng t\u1ef1 nh\u01b0 Unix (Unix-like)<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Gi\u1ea5y ph\u00e9p BSD 3-clause<\/span><\/td>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">C<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: left;\"><strong>IBM Db2<\/strong><\/p>\n<\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Linux, Unix-like v\u00e0 Windows<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Gi\u1ea5y ph\u00e9p \u0111\u1ed9c quy\u1ec1n<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C, C++ v\u00e0 Java<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><strong>SQLite<\/strong><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Android, BSD, iOS, Linux, MacOS, Solaris, VxWorks, Windows<\/span><\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Mi\u1ec5n ph\u00ed c\u00f4ng c\u1ed9ng<\/span><\/td>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">C<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><span class=\"ez-toc-section\" id=\"Ung_dung_cua_DBMS\"><\/span><b>\u1ee8ng d\u1ee5ng c\u1ee7a DBMS<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">DBMS \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u1edf nhi\u1ec1u l\u0129nh v\u1ef1c, kh\u00f4ng ch\u1ec9 trong ng\u00e0nh c\u00f4ng nghi\u1ec7p c\u00f4ng ngh\u1ec7 th\u00f4ng tin. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 v\u00ed d\u1ee5 v\u1ec1 \u1ee9ng d\u1ee5ng c\u1ee7a DBMS trong m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c kh\u00e1c nhau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ng\u00e0nh ng\u00e2n h\u00e0ng: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd th\u00f4ng tin kh\u00e1ch h\u00e0ng, ho\u1ea1t \u0111\u1ed9ng t\u00e0i kho\u1ea3n, thanh to\u00e1n, ti\u1ec1n g\u1eedi, cho vay, v.v.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">H\u00e0ng kh\u00f4ng: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd th\u00f4ng tin \u0111\u1eb7t ch\u1ed7 v\u00e0 l\u1ecbch tr\u00ecnh chuy\u1ebfn bay.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Gi\u00e1o d\u1ee5c: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd th\u00f4ng tin sinh vi\u00ean, \u0111\u0103ng k\u00fd kh\u00f3a h\u1ecdc, khoa v\u00e0 \u0111i\u1ec3m s\u1ed1.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Vi\u1ec5n th\u00f4ng: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd l\u01b0u tr\u1eef h\u1ed3 s\u01a1 cu\u1ed9c g\u1ecdi, h\u00f3a \u0111\u01a1n h\u00e0ng th\u00e1ng, duy tr\u00ec s\u1ed1 d\u01b0,&#8230;<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">T\u00e0i ch\u00ednh: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin v\u1ec1 c\u1ed5 phi\u1ebfu, doanh s\u1ed1 v\u00e0 mua b\u00e1n c\u00e1c c\u00f4ng c\u1ee5 t\u00e0i ch\u00ednh nh\u01b0 c\u1ed5 phi\u1ebfu v\u00e0 tr\u00e1i phi\u1ebfu.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u00e1n h\u00e0ng: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd l\u01b0u tr\u1eef th\u00f4ng tin v\u1ec1 kh\u00e1ch h\u00e0ng, s\u1ea3n ph\u1ea9m v\u00e0 doanh s\u1ed1.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">S\u1ea3n xu\u1ea5t: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd chu\u1ed7i cung \u1ee9ng v\u00e0 theo d\u00f5i s\u1ea3n xu\u1ea5t c\u00e1c m\u1eb7t h\u00e0ng. Tr\u1ea1ng th\u00e1i h\u00e0ng t\u1ed3n kho trong kho.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Qu\u1ea3n l\u00fd nh\u00e2n s\u1ef1: DBMS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd th\u00f4ng tin v\u1ec1 nh\u00e2n vi\u00ean, l\u01b0\u01a1ng, b\u1ea3ng l\u01b0\u01a1ng, kh\u1ea5u tr\u1eeb v\u00e0 ph\u00e1t h\u00e0nh s\u00e9c thanh to\u00e1n,&#8230;<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cau_hoi_thuong_gap_ve_DBMS_la_gi\"><\/span><b>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 DBMS l\u00e0 g\u00ec<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><b>T\u00ednh ch\u1ea5t ACID trong DBMS l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Trong DBMS, t\u00ednh ch\u1ea5t ACID l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c t\u00ednh ch\u1ea5t bao g\u1ed3m Atomicity, Consistency, Isolation v\u00e0 Durability.<\/span><\/p>\n<ul>\n<li><span style=\"font-weight: 400;\"><strong>Atomicity<\/strong> \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ed9t giao d\u1ecbch s\u1ebd ho\u00e0n th\u00e0nh ho\u1eb7c kh\u00f4ng ho\u00e0n th\u00e0nh m\u1ed9t c\u00e1ch to\u00e0n v\u1eb9n.<\/span><\/li>\n<li><span style=\"font-weight: 400;\"><strong>Consistency<\/strong> \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u s\u1ebd lu\u00f4n \u0111\u01b0\u1ee3c duy tr\u00ec trong tr\u1ea1ng th\u00e1i ch\u00ednh x\u00e1c tr\u01b0\u1edbc v\u00e0 sau khi th\u1ef1c hi\u1ec7n giao d\u1ecbch.<\/span><\/li>\n<li><span style=\"font-weight: 400;\"><strong>Isolation<\/strong> \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c giao d\u1ecbch \u0111ang di\u1ec5n ra \u0111\u1ed9c l\u1eadp v\u1edbi nhau, kh\u00f4ng \u1ea3nh h\u01b0\u1edfng l\u1eabn nhau.<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Cu\u1ed1i c\u00f9ng, <strong>Durability<\/strong> \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u0129nh vi\u1ec5n sau khi th\u1ef1c hi\u1ec7n giao d\u1ecbch, ngay c\u1ea3 trong tr\u01b0\u1eddng h\u1ee3p s\u1ef1 c\u1ed1 h\u1ec7 th\u1ed1ng x\u1ea3y ra.<\/span><\/li>\n<\/ul>\n<h3><b>\u01afu \u0111i\u1ec3m c\u1ee7a DBMS l\u00e0 g\u00ec?<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">L\u01b0u tr\u1eef v\u00e0 truy v\u1ea5n d\u1eef li\u1ec7u nhanh ch\u00f3ng, ch\u00ednh x\u00e1c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n v\u00e0 to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o tr\u00ec.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">B\u1ea3o m\u1eadt d\u1eef li\u1ec7u v\u00e0 ng\u0103n ch\u1eb7n truy c\u1eadp tr\u00e1i ph\u00e9p.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Truy c\u1eadp \u0111\u1ed3ng th\u1eddi, cho ph\u00e9p nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp c\u00f9ng l\u00fac.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Gi\u1ea3m th\u1eddi gian ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng, ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/span><\/li>\n<\/ul>\n<h3><b>\u0110i\u1ec3m kh\u00e1c nhau gi\u1eefa RDBMS v\u00e0 DBMS l\u00e0 g\u00ec?<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (RDBMS) l\u00e0 m\u1ed9t lo\u1ea1i DBMS chuy\u00ean d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 v\u1edbi nh\u1eefng ch\u1ee9c n\u0103ng n\u00e2ng cao v\u00e0 \u0111\u1eb7c th\u00f9 d\u00e0nh cho lo\u1ea1i c\u01a1 s\u1edf d\u1eef li\u1ec7u n\u00e0y. C\u00f9ng xem c\u00e1c \u0111i\u1ec3m kh\u00e1c bi\u1ec7t gi\u1eefa RDBMS v\u1edbi DBMS n\u00f3i chung:<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td style=\"text-align: left;\"><b>DBMS<\/b><\/td>\n<td>\n<p style=\"text-align: left;\"><b>RDBMS<\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 qu\u1ea3n l\u00fd nhi\u1ec1u lo\u1ea1i m\u00f4 h\u00ecnh c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/span><\/p>\n<\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">Ch\u1ec9 qu\u1ea3n l\u00fd m\u00f4 h\u00ecnh c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u00f3 th\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u trong nhi\u1ec1u c\u1ea5u tr\u00fac kh\u00e1c nhau<\/span><\/td>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">Lu\u00f4n l\u01b0u tr\u1eef d\u1eef li\u1ec7u trong b\u1ea3ng v\u1edbi h\u00e0ng v\u00e0 c\u1ed9t<\/span><\/p>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">M\u1ed7i lo\u1ea1i h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u s\u1ebd tu\u00e2n th\u1ee7 t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch kh\u00e1c nhau.<\/span><\/p>\n<\/td>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">T\u1ef1 \u0111\u1ed9ng tu\u00e2n th\u1ee7 t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u th\u00f4ng qua r\u00e0ng bu\u1ed9c nh\u01b0 kh\u00f3a ch\u00ednh, kh\u00f3a duy nh\u1ea5t v\u00e0 kh\u00f3a ngo\u1ea1i<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: left;\"><span style=\"font-weight: 400;\">C\u00e1c lo\u1ea1i DBMS c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ng\u00f4n ng\u1eef kh\u00e1c nhau<\/span><\/td>\n<td>\n<p style=\"text-align: left;\"><span style=\"font-weight: 400;\">Lu\u00f4n s\u1eed d\u1ee5ng SQL<\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>C\u00e1c \u0111i\u1ec3m gi\u1ed1ng v\u00e0 kh\u00e1c nhau c\u1ee7a RDBMS so v\u1edbi c\u00e1c d\u1ea1ng DBMS kh\u00e1c:<\/p>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-74332 size-full\" src=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/RDBMS-vs-DBMS-vippro.jpg\" alt=\"dbms vs rdbms - dbms l\u00e0 g\u00ec\" width=\"1653\" height=\"979\" srcset=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/RDBMS-vs-DBMS-vippro.jpg 1653w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/RDBMS-vs-DBMS-vippro-300x178.jpg 300w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/RDBMS-vs-DBMS-vippro-1600x948.jpg 640w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/RDBMS-vs-DBMS-vippro-200x118.jpg 200w, https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/RDBMS-vs-DBMS-vippro-100x59.jpg 100w\" sizes=\"auto, (max-width: 1653px) 100vw, 1653px\" \/><\/h2>\n<h2><span class=\"ez-toc-section\" id=\"Tong_ket_DBMS_la_gi\"><\/span><b>T\u1ed5ng k\u1ebft DBMS l\u00e0 g\u00ec<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">DBMS \u0111\u00e3 c\u00e1ch m\u1ea1ng h\u00f3a c\u00e1ch ch\u00fang ta qu\u1ea3n l\u00fd v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u, bi\u1ebfn d\u1eef li\u1ec7u th\u00e0nh t\u00e0i s\u1ea3n qu\u00fd gi\u00e1, l\u00e0 ngu\u1ed3n th\u00f4ng tin phong ph\u00fa gi\u00fap h\u1ec7 th\u1ed1ng, t\u1ed5 ch\u1ee9c \u0111\u01b0a ra nh\u1eefng quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c ti\u00eau \u0111\u1ec1 ra. V\u1edbi nh\u1eefng \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i nh\u01b0 kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef v\u00e0 truy v\u1ea5n d\u1eef li\u1ec7u nhanh ch\u00f3ng, \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 b\u1ea3o m\u1eadt d\u1eef li\u1ec7u, \u0111\u1ed3ng th\u1eddi cho ph\u00e9p ph\u00e2n t\u00edch v\u00e0 thao t\u00e1c d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch linh ho\u1ea1t, DBMS \u0111\u00e3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu trong nhi\u1ec1u ng\u00e0nh ngh\u1ec1 kh\u00e1c nhau<\/span><\/p>\n<p><span style=\"font-weight: 400;\">V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7, DBMS \u0111\u00e3, \u0111ang v\u00e0 s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c khai th\u00e1c s\u1ee9c m\u1ea1nh c\u1ee7a d\u1eef li\u1ec7u, m\u1edf ra nh\u1eefng ch\u00e2n tr\u1eddi m\u1edbi cho t\u01b0\u01a1ng lai. <\/span><span style=\"font-weight: 400;\">ITviec hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng ki\u1ebfn th\u1ee9c b\u1ed5 \u00edch v\u1ec1 DBMS, gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 DBMS l\u00e0 g\u00ec, vai tr\u00f2, l\u1ee3i \u00edch v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u n\u00e0y trong nhi\u1ec1u ng\u00e0nh ngh\u1ec1 kh\u00e1c nhau.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong th\u1ebf gi\u1edbi ng\u00e0y nay, d\u1eef li\u1ec7u \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng v\u00e0 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a cu\u1ed9c s\u1ed1ng. C\u00e1c t\u1ed5 ch\u1ee9c thu th\u1eadp v\u00e0 l\u01b0u tr\u1eef l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3, \u0111\u00f2i h\u1ecfi c\u00e1c gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 khai th\u00e1c s\u1ee9c m\u1ea1nh c\u1ee7a n\u00f3. [&hellip;]<\/p>\n","protected":false},"author":209,"featured_media":74095,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_gspb_post_css":"","footnotes":""},"categories":[109],"tags":[],"class_list":["post-74092","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-chuyen-mon-it"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t - ITviec Blog<\/title>\n<meta name=\"description\" content=\"DBMS l\u00e0 g\u00ec, c\u00e1ch th\u1ee9c c\u00e1ch m\u1ea1ng h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u th\u1ebf n\u00e0o? T\u00ecm hi\u1ec3u c\u00e1c lo\u1ea1i DBMS, l\u1ee3i \u00edch v\u00e0 \u1ee9ng d\u1ee5ng trong c\u00e1c ng\u00e0nh.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t\" \/>\n<meta property=\"og:description\" content=\"Trong th\u1ebf gi\u1edbi ng\u00e0y nay, d\u1eef li\u1ec7u \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng v\u00e0 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a cu\u1ed9c s\u1ed1ng. C\u00e1c t\u1ed5 ch\u1ee9c thu th\u1eadp v\u00e0 l\u01b0u tr\u1eef l\u01b0\u1ee3ng d\u1eef\" \/>\n<meta property=\"og:url\" content=\"https:\/\/itviec.com\/blog\/dbms-la-gi\/\" \/>\n<meta property=\"og:site_name\" content=\"ITviec Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/ITviec\" \/>\n<meta property=\"article:published_time\" content=\"2024-06-27T06:35:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/Thumbnail-DBMS-vippro.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"790\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"M\u1ef9 Duy\u00ean\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@ITviec\" \/>\n<meta name=\"twitter:site\" content=\"@ITviec\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"M\u1ef9 Duy\u00ean\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"28 ph\u00fat\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t - ITviec Blog","description":"DBMS l\u00e0 g\u00ec, c\u00e1ch th\u1ee9c c\u00e1ch m\u1ea1ng h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u th\u1ebf n\u00e0o? T\u00ecm hi\u1ec3u c\u00e1c lo\u1ea1i DBMS, l\u1ee3i \u00edch v\u00e0 \u1ee9ng d\u1ee5ng trong c\u00e1c ng\u00e0nh.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/itviec.com\/blog\/dbms-la-gi\/","og_locale":"vi_VN","og_type":"article","og_title":"DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t","og_description":"Trong th\u1ebf gi\u1edbi ng\u00e0y nay, d\u1eef li\u1ec7u \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng v\u00e0 c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a cu\u1ed9c s\u1ed1ng. C\u00e1c t\u1ed5 ch\u1ee9c thu th\u1eadp v\u00e0 l\u01b0u tr\u1eef l\u01b0\u1ee3ng d\u1eef","og_url":"https:\/\/itviec.com\/blog\/dbms-la-gi\/","og_site_name":"ITviec Blog","article_publisher":"https:\/\/www.facebook.com\/ITviec","article_published_time":"2024-06-27T06:35:25+00:00","og_image":[{"width":1500,"height":790,"url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/Thumbnail-DBMS-vippro.png","type":"image\/png"}],"author":"M\u1ef9 Duy\u00ean","twitter_card":"summary_large_image","twitter_creator":"@ITviec","twitter_site":"@ITviec","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"M\u1ef9 Duy\u00ean","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"28 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/#article","isPartOf":{"@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/"},"author":{"name":"M\u1ef9 Duy\u00ean","@id":"https:\/\/itviec.com\/blog\/#\/schema\/person\/73733c0725c7e39e696a896bd1abe2d7"},"headline":"DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t","datePublished":"2024-06-27T06:35:25+00:00","mainEntityOfPage":{"@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/"},"wordCount":7287,"publisher":{"@id":"https:\/\/itviec.com\/blog\/#organization"},"image":{"@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/#primaryimage"},"thumbnailUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/Thumbnail-DBMS-vippro.png","articleSection":["Chuy\u00ean m\u00f4n IT"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/","url":"https:\/\/itviec.com\/blog\/dbms-la-gi\/","name":"DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t - ITviec Blog","isPartOf":{"@id":"https:\/\/itviec.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/#primaryimage"},"image":{"@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/#primaryimage"},"thumbnailUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/Thumbnail-DBMS-vippro.png","datePublished":"2024-06-27T06:35:25+00:00","description":"DBMS l\u00e0 g\u00ec, c\u00e1ch th\u1ee9c c\u00e1ch m\u1ea1ng h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u th\u1ebf n\u00e0o? T\u00ecm hi\u1ec3u c\u00e1c lo\u1ea1i DBMS, l\u1ee3i \u00edch v\u00e0 \u1ee9ng d\u1ee5ng trong c\u00e1c ng\u00e0nh.","breadcrumb":{"@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/itviec.com\/blog\/dbms-la-gi\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/#primaryimage","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/Thumbnail-DBMS-vippro.png","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/06\/Thumbnail-DBMS-vippro.png","width":1500,"height":790,"caption":"dbms l\u00e0 g\u00ec - itviec blog"},{"@type":"BreadcrumbList","@id":"https:\/\/itviec.com\/blog\/dbms-la-gi\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Chuy\u00ean m\u00f4n IT","item":"https:\/\/itviec.com\/blog\/chuyen-mon-it\/"},{"@type":"ListItem","position":2,"name":"DBMS l\u00e0 g\u00ec? So s\u00e1nh c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t"}]},{"@type":"WebSite","@id":"https:\/\/itviec.com\/blog\/#website","url":"https:\/\/itviec.com\/blog\/","name":"ITviec Blog","description":"IT Jobs &amp; People in Vietnam","publisher":{"@id":"https:\/\/itviec.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/itviec.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/itviec.com\/blog\/#organization","name":"ITviec","url":"https:\/\/itviec.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2018\/12\/itviec-black-square-facebook.png","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2018\/12\/itviec-black-square-facebook.png","width":1800,"height":1800,"caption":"ITviec"},"image":{"@id":"https:\/\/itviec.com\/blog\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/ITviec","https:\/\/x.com\/ITviec","https:\/\/www.linkedin.com\/company\/itviec","https:\/\/www.youtube.com\/channel\/UCYthAQ3bcGr57M_ag5gHDvQ"]},{"@type":"Person","@id":"https:\/\/itviec.com\/blog\/#\/schema\/person\/73733c0725c7e39e696a896bd1abe2d7","name":"M\u1ef9 Duy\u00ean","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/03\/Author_Duyen-Tran-120x120.jpg","url":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/03\/Author_Duyen-Tran-120x120.jpg","contentUrl":"https:\/\/itviec.com\/blog\/wp-content\/uploads\/2024\/03\/Author_Duyen-Tran-120x120.jpg","caption":"M\u1ef9 Duy\u00ean"},"url":"https:\/\/itviec.com\/blog\/author\/my-duyen\/"}]}},"_links":{"self":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/74092","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/users\/209"}],"replies":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/comments?post=74092"}],"version-history":[{"count":0,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/posts\/74092\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/media\/74095"}],"wp:attachment":[{"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/media?parent=74092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/categories?post=74092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itviec.com\/blog\/wp-json\/wp\/v2\/tags?post=74092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}