{"id":15582,"date":"2023-07-10T01:51:00","date_gmt":"2023-07-09T18:51:00","guid":{"rendered":"https:\/\/blog.tinohost.com\/?p=248"},"modified":"2024-02-07T09:48:59","modified_gmt":"2024-02-07T02:48:59","slug":"database-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/database-la-gi\/","title":{"rendered":"Database l\u00e0 g\u00ec? Vai tr\u00f2 v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a database"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Database l\u00e0 thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong c\u00e1c l\u0129nh v\u1ef1c d\u1eef li\u1ec7u, l\u1eadp tr\u00ecnh ph\u1ea7n m\u1ec1m, c\u00f4ng ngh\u1ec7 th\u00f4ng tin, website \u2026 l\u00e0 th\u00e0nh ph\u1ea7n v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, \u1ee9ng d\u1ee5ng tr\u00ean n\u1ec1n t\u1ea3ng mobile, PC.<\/strong> <strong>V\u1eady database l\u00e0 g\u00ec? Vai tr\u00f2 v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a database nh\u01b0 th\u1ebf n\u00e0o? B\u1ea1n h\u00e3y \u0111\u1ecdc b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y \u0111\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft nh\u00e9.<\/strong><\/p>\n\n\n\n<h2 id=\"Database_l\u00e0_g\u00ec?\"><strong>Database l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<h3 id=\"\u0110\u1ecbnh_ngh\u0129a_Database\"><strong>\u0110\u1ecbnh ngh\u0129a Database<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i ng\u00e0y, ch\u00fang ta g\u1eb7p g\u1ee1 r\u1ea5t nhi\u1ec1u&nbsp; con ng\u01b0\u1eddi, s\u1ef1 v\u1eadt, s\u1ef1 vi\u1ec7c v\u00e0 ti\u1ebfp c\u1eadn r\u1ea5t nhi\u1ec1u th\u00f4ng tin thu\u1ed9c nhi\u1ec1u l\u0129nh v\u1ef1c trong cu\u1ed9c s\u1ed1ng. Tuy nhi\u00ean, ch\u00fang ta kh\u00f4ng c\u1ea7n ph\u1ea3i nh\u1edb h\u1ebft t\u1ea5t c\u1ea3 c\u00e1c th\u00f4ng tin. T\u1eeb v\u00f4 v\u00e0n th\u00f4ng tin \u0111\u00f3, ch\u00fang ta l\u1ecdc ra nh\u1eefng th\u00f4ng tin c\u1ea7n thi\u1ebft v\u00e0 h\u1eefu \u00edch \u0111\u1ec3 l\u01b0u l\u1ea1i. \u0110\u00e2y l\u00e0 data (d\u1eef li\u1ec7u).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-01.webp\" alt=\"database-la-co-so-du-lieu\" class=\"wp-image-86618\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-01.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-01-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Database l\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Tu\u1ef3 theo t\u1eebng nhu c\u1ea7u v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng, l\u01b0\u1ee3ng data l\u01b0u l\u1ea1i c\u1ee7a m\u1ed7i ng\u01b0\u1eddi s\u1ebd kh\u00e1c nhau. H\u00ecnh th\u1ee9c data v\u00f4 c\u00f9ng phong ph\u00fa: ch\u1eef vi\u1ebft, con s\u1ed1, k\u00ed hi\u1ec7u, h\u00ecnh \u1ea3nh, \u00e2m thanh,&#8230;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Database (t\u1ea1m d\u1ecbch: <strong>C\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong> &#8211; <strong>CSDL<\/strong>) l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p c\u00f3 t\u1ed5 ch\u1ee9c, c\u00f3 c\u1ea5u tr\u00fac v\u00e0 li\u00ean k\u1ebft gi\u1eefa c\u00e1c d\u1eef li\u1ec7u, cho ph\u00e9p l\u01b0u tr\u1eef, qu\u1ea3n l\u00fd v\u00e0 truy xu\u1ea5t th\u00f4ng tin m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 th\u00f4ng qua c\u00e1c truy v\u1ea5n v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i Database th\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch c\u1ee5 th\u1ec3 c\u0169ng nh\u01b0 c\u00f3 c\u1ea5u tr\u00fac v\u00e0 \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u ri\u00eang bi\u1ec7t. C\u00e1c l\u0129nh v\u1ef1c th\u01b0\u1eddng xuy\u00ean l\u00e0m vi\u1ec7c v\u1edbi database bao g\u1ed3m doanh nghi\u1ec7p, khoa h\u1ecdc, gi\u00e1o d\u1ee5c, y t\u1ebf, \u2026.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t s\u1ed1 lo\u1ea1i database ph\u1ed5 bi\u1ebfn bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (Relational Database), c\u01a1 s\u1edf d\u1eef li\u1ec7u phi quan h\u1ec7 (Non-relational Database), c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u00e2n t\u00e1n (Distributed Database), c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ed1i t\u01b0\u1ee3ng (Object-oriented Database),&#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi l\u00e0m vi\u1ec7c v\u1edbi database, ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c ng\u00f4n ng\u1eef truy v\u1ea5n nh\u01b0 SQL (Structured Query Language) \u0111\u1ec3 truy xu\u1ea5t v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi d\u1eef li\u1ec7u. Vi\u1ec7c qu\u1ea3n l\u00fd database \u0111\u00f2i h\u1ecfi k\u1ef9 n\u0103ng v\u00e0 ki\u1ebfn th\u1ee9c chuy\u00ean s\u00e2u \u0111\u1ec3 thi\u1ebft k\u1ebf, tri\u1ec3n khai v\u00e0 b\u1ea3o tr\u00ec h\u1ec7 th\u1ed1ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f3m l\u1ea1i, database l\u00e0 th\u00e0nh ph\u1ea7n c\u1ef1c k\u1ef3 quan tr\u1ecdng trong vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u, gi\u00fap \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 kh\u1ea3 n\u0103ng truy c\u1eadp d\u1ec5 d\u00e0ng v\u00e0o th\u00f4ng tin c\u1ea7n thi\u1ebft cho c\u00e1c \u1ee9ng d\u1ee5ng ho\u1eb7c doanh nghi\u1ec7p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Database \u0111\u01b0\u1ee3c duy tr\u00ec d\u01b0\u1edbi d\u1ea1ng m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c t\u1eadp tin trong h\u1ec7 \u0111i\u1ec1u h\u00e0nh hay \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u00e1c&nbsp;<a href=\"https:\/\/tino.vn\/blog\/he-quan-tri-co-so-du-lieu-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"14286\" rel=\"noreferrer noopener\">h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/a>&nbsp; <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Danh s\u00e1ch h\u1ecdc sinh trong l\u1edbp, b\u1ea3ng ch\u1ea5m c\u00f4ng nh\u00e2n vi\u00ean, danh s\u00e1ch ki\u1ec3m k\u00ea h\u00e0ng ho\u00e1,\u2026\u0111\u1ec1u l\u00e0 nh\u1eefng database quen thu\u1ed9c v\u1edbi ch\u00fang ta.<\/p>\n\n\n\n<h3 id=\"L\u1ecbch_s\u1eed_ph\u00e1t_tri\u1ec3n_c\u1ee7a_database\"><strong>L\u1ecbch s\u1eed ph\u00e1t tri\u1ec3n c\u1ee7a database<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u1eadp k\u1ef7 1960<\/strong>: Database \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n v\u00e0 s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh d\u1eef li\u1ec7u h\u01b0\u1edbng t\u1eadp h\u1ee3p, cho ph\u00e9p l\u01b0u tr\u1eef th\u00f4ng tin d\u01b0\u1edbi d\u1ea1ng c\u00e1c t\u1eadp h\u1ee3p kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac.<\/li>\n\n\n\n<li><strong>N\u0103m 1970:<\/strong> Edgar F. Codd \u0111\u1ec1 xu\u1ea5t m\u00f4 h\u00ecnh d\u1eef li\u1ec7u quan h\u1ec7 v\u00e0 h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (RDBMS) xu\u1ea5t hi\u1ec7n. RDBMS ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd v\u00e0 tr\u1edf th\u00e0nh ti\u00eau chu\u1ea9n trong vi\u1ec7c qu\u1ea3n l\u00fd d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li><strong>N\u0103m 1974:<\/strong> SQL (Structured Query Language) \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n, tr\u1edf th\u00e0nh ng\u00f4n ng\u1eef truy v\u1ea5n c\u1ea5u tr\u00fac ph\u1ed5 bi\u1ebfn trong c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7.<\/li>\n\n\n\n<li><strong>Th\u1eadp k\u1ef7 1980:<\/strong> Database ph\u00e2n t\u00e1n \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n, cho ph\u00e9p d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean nhi\u1ec1u m\u00e1y ch\u1ee7 v\u00e0 \u0111\u1ecba \u0111i\u1ec3m kh\u00e1c nhau.<\/li>\n\n\n\n<li><strong>Th\u1eadp k\u1ef7 1990:<\/strong> Database \u0111\u1ed1i t\u01b0\u1ee3ng (Object-oriented Database) xu\u1ea5t hi\u1ec7n, k\u1ebft h\u1ee3p t\u00ednh n\u0103ng c\u1ee7a h\u1ec7 th\u1ed1ng quan h\u1ec7 v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng nh\u1eb1m \u0111\u00e1p \u1ee9ng nhu c\u1ea7u qu\u1ea3n l\u00fd d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p.<\/li>\n\n\n\n<li><strong>Th\u1eadp k\u1ef7 2000: <\/strong>Database phi quan h\u1ec7 (NoSQL) tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng h\u1ed7 tr\u1ee3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac v\u00e0 quy m\u00f4 l\u1edbn.<\/li>\n\n\n\n<li><strong>Hi\u1ec7n \u0111\u1ea1i: <\/strong>Xu h\u01b0\u1edbng d\u1eef li\u1ec7u l\u1edbn (<a href=\"https:\/\/tino.vn\/blog\/big-data-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"12306\" rel=\"noreferrer noopener\">Big Data<\/a>) th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u00e2n t\u00e1n l\u1edbn, c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 v\u00e0 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ee9c t\u1ea1p.<\/li>\n\n\n\n<li><strong>\u0110i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y:<\/strong> Database trong <a href=\"https:\/\/tino.vn\/blog\/dien-toan-dam-may-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"23836\" rel=\"noreferrer noopener\">\u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y<\/a> tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn, cung c\u1ea5p linh ho\u1ea1t v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed cho vi\u1ec7c tri\u1ec3n khai v\u00e0 qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li><strong>T\u01b0\u01a1ng lai: <\/strong>L\u0129nh v\u1ef1c database h\u1ee9a h\u1eb9n s\u1ebd ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n, h\u01b0\u1edbng \u0111\u1ebfn vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t, b\u1ea3o m\u1eadt v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ng\u00e0y c\u00e0ng cao c\u1ee7a th\u1ebf gi\u1edbi s\u1ed1 h\u00f3a.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"Ph\u00e2n_lo\u1ea1i_database\"><strong>Ph\u00e2n lo\u1ea1i database<\/strong><\/h3>\n\n\n\n<h4 id=\"Ph\u00e2n_lo\u1ea1i_database_theo_m\u1ee5c_\u0111\u00edch_s\u1eed_d\u1ee5ng\"><strong>Ph\u00e2n lo\u1ea1i database theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em><strong>Database d\u1ea1ng file:<\/strong><\/em>&nbsp;\u0110\u00e2y l\u00e0 d\u1ea1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef d\u01b0\u1edbi d\u1ea1ng c\u00e1c file. Database d\u1ea1ng file th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u1ea5t l\u00e0&nbsp;<strong>*.mdb Foxpro,&nbsp;<\/strong>m\u1ed9t s\u1ed1 \u0111\u1ecbnh d\u1ea1ng file kh\u00e1c l\u00e0&nbsp;<strong>text, ascii, *.dbf.<\/strong><\/li>\n\n\n\n<li><em><strong>Database quan h\u1ec7:<\/strong><\/em>&nbsp;\u0110\u00e2y l\u00e0 d\u1ea1ng d\u1eef li\u1ec7u (th\u1ef1c th\u1ec3) kh\u00e1c nhau \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u00e1c b\u1ea3ng d\u1eef li\u1ec7u.&nbsp; Gi\u1eefa c\u00e1c th\u1ef1c th\u1ec3 n\u00e0y c\u00f3 m\u1ed1i li\u00ean h\u1ec7 v\u1edbi nhau g\u1ecdi l\u00e0 c\u00e1c quan h\u1ec7 v\u1edbi nhau. C\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb h\u1ed7 tr\u1ee3 database quan h\u1ec7 n\u1ed5i ti\u1ebfng c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn:&nbsp;<a href=\"https:\/\/en.wikipedia.org\/wiki\/Microsoft_SQL_Server\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">MS SQL server<\/a>,&nbsp;<a href=\"https:\/\/tino.vn\/blog\/oracle-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"23660\" rel=\"noreferrer noopener\">Oracle<\/a>,&nbsp;<a href=\"https:\/\/tino.vn\/blog\/mysql-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">MySQL<\/a>\u2026<\/li>\n\n\n\n<li><em><strong>Database h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng:<\/strong><\/em>&nbsp;\u0110\u00e2y l\u00e0 d\u1ea1ng d\u1eef li\u1ec7u c\u0169ng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u00e1c b\u1ea3ng d\u1eef li\u1ec7u. \u0110i\u1ec1u kh\u00e1c bi\u1ec7t l\u00e0&nbsp; c\u00e1c b\u1ea3ng c\u00f3 b\u1ed5 sung th\u00eam c\u00e1c t\u00ednh n\u0103ng h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng nh\u01b0 l\u01b0u tr\u1eef th\u00eam c\u00e1c h\u00e0nh vi, nh\u1eb1m th\u1ec3 hi\u1ec7n h\u00e0nh vi c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng. M\u1ed7i b\u1ea3ng xem nh\u01b0 m\u1ed9t l\u1edbp d\u1eef li\u1ec7u. M\u1ed9t d\u00f2ng d\u1eef li\u1ec7u trong b\u1ea3ng l\u00e0 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng. C\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u00f3 h\u1ed7 tr\u1ee3 database h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng nh\u01b0: MS SQL server, <a href=\"https:\/\/tino.vn\/blog\/oracle-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"23660\" rel=\"noreferrer noopener\">Oracle<\/a>,&nbsp;<a href=\"https:\/\/www.postgresql.org\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Postgres SQL<\/a><\/li>\n\n\n\n<li><em><strong>Database b\u00e1n c\u1ea5u tr\u00fac:<\/strong><\/em>&nbsp;\u0110\u00e2y l\u00e0 d\u1ea1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u d\u01b0\u1edbi \u0111\u1ecbnh d\u1ea1ng&nbsp;<a href=\"https:\/\/tino.vn\/blog\/xml-la-gi\/\" data-type=\"post\" data-id=\"28080\" target=\"_blank\" rel=\"noreferrer noopener\">XML<\/a>, c\u00e1c th\u00f4ng tin m\u00f4 t\u1ea3 d\u1eef li\u1ec7u, \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y trong c\u00e1c th\u1ebb tag. V\u1edbi \u01b0u \u0111i\u1ec3m l\u01b0u tr\u1eef \u0111\u01b0\u1ee3c h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i d\u1eef li\u1ec7u kh\u00e1c nhau, database b\u00e1n c\u1ea5u tr\u00fac l\u00e0 h\u01b0\u1edbng m\u1edbi trong nghi\u00ean c\u1ee9u v\u00e0 \u1ee9ng d\u1ee5ng v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-02.webp\" alt=\"database-duoc-phan-loai-theo-muc-dich-su-dung\" class=\"wp-image-86619\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-02.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-02-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Database \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng<\/figcaption><\/figure>\n<\/div>\n\n\n<h4 id=\"Ph\u00e2n_lo\u1ea1i_database_theo_h\u1ec7_\u0111i\u1ec1u_h\u00e0nh\"><strong>Ph\u00e2n lo\u1ea1i database theo h\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/strong><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Database s\u1eed d\u1ee5ng <a href=\"https:\/\/tino.vn\/blog\/he-dieu-hanh-linux-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"15676\" rel=\"noreferrer noopener\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh Linux<\/a>:<\/strong>&nbsp;MySQL, <a href=\"https:\/\/tino.vn\/blog\/mariadb-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"15706\" rel=\"noreferrer noopener\">Mariadb<\/a><\/li>\n\n\n\n<li><strong>Database s\u1eed d\u1ee5ng <a href=\"https:\/\/tino.vn\/blog\/he-dieu-hanh-windows-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"725\" rel=\"noreferrer noopener\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh Windows<\/a>:<\/strong>&nbsp;SQL Server \u2013 MSSQL<\/li>\n<\/ul>\n\n\n\n<h3 id=\"\u0110\u1eb7c_\u0111i\u1ec3m_v\u00e0_thu\u1ed9c_t\u00ednh_c\u01a1_b\u1ea3n_c\u1ee7a_database\"><strong>\u0110\u1eb7c \u0111i\u1ec3m v\u00e0 thu\u1ed9c t\u00ednh c\u01a1 b\u1ea3n c\u1ee7a database<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0110\u01b0\u1ee3c t\u1ed5 ch\u1ee9c v\u00e0 c\u00f3 c\u1ea5u tr\u00fac: <\/strong>database \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c v\u00e0 c\u00f3 c\u1ea5u tr\u00fac sao cho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 truy xu\u1ea5t m\u1ed9t c\u00e1ch c\u00f3 t\u1ed5 ch\u1ee9c. D\u1eef li\u1ec7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c th\u00e0nh c\u00e1c b\u1ea3ng, c\u1ed9t v\u00e0 h\u00e0ng.<\/li>\n\n\n\n<li><strong>T\u00ednh to\u00e0n v\u1eb9n: <\/strong>database \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u, \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 c\u1eadp nh\u1eadt m\u1ed9t c\u00e1ch \u0111\u00fang \u0111\u1eafn v\u00e0 kh\u00f4ng b\u1ecb m\u1ea5t m\u00e1t th\u00f4ng tin.<\/li>\n\n\n\n<li><strong>T\u00ednh nh\u1ea5t qu\u00e1n:<\/strong> database \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n c\u1ee7a d\u1eef li\u1ec7u, \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c duy tr\u00ec v\u00e0 c\u1eadp nh\u1eadt \u0111\u1ed3ng nh\u1ea5t tr\u00ean to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/li>\n\n\n\n<li><strong>Truy xu\u1ea5t d\u1eef li\u1ec7u: <\/strong>database cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 ng\u00f4n ng\u1eef truy v\u1ea5n \u0111\u1ec3 truy xu\u1ea5t d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u00e0 hi\u1ec7u qu\u1ea3.<\/li>\n\n\n\n<li><strong>H\u1ed7 tr\u1ee3 giao d\u1ecbch:<\/strong> database h\u1ed7 tr\u1ee3 giao d\u1ecbch, cho ph\u00e9p th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c c\u1eadp nh\u1eadt d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch an to\u00e0n v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/li>\n\n\n\n<li><strong>B\u1ea3o m\u1eadt: <\/strong>database cung c\u1ea5p c\u00e1c c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 an to\u00e0n kh\u1ecfi vi\u1ec7c truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0 l\u1ea1m d\u1ee5ng th\u00f4ng tin.<\/li>\n\n\n\n<li><strong>D\u1ec5 d\u00e0ng m\u1edf r\u1ed9ng: <\/strong>database \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 d\u1ec5 d\u00e0ng m\u1edf r\u1ed9ng v\u00e0 th\u00edch \u1ee9ng v\u1edbi nhu c\u1ea7u m\u1edf r\u1ed9ng c\u1ee7a doanh nghi\u1ec7p.<\/li>\n\n\n\n<li><strong>H\u1ed7 tr\u1ee3 sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i: <\/strong>database cung c\u1ea5p c\u00e1c c\u01a1 ch\u1ebf sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i d\u1eef li\u1ec7u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u kh\u00f4ng b\u1ecb m\u1ea5t trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1.<\/li>\n\n\n\n<li><strong>\u0110\u1ed9c l\u1eadp v\u1edbi \u1ee9ng d\u1ee5ng:<\/strong> C\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0m vi\u1ec7c \u0111\u1ed9c l\u1eadp v\u1edbi \u1ee9ng d\u1ee5ng. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau chia s\u1ebb d\u1eef li\u1ec7u t\u1eeb c\u00f9ng m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li><strong>H\u1ed7 tr\u1ee3 ng\u00f4n ng\u1eef truy v\u1ea5n:<\/strong> C\u01a1 s\u1edf d\u1eef li\u1ec7u h\u1ed7 tr\u1ee3 ng\u00f4n ng\u1eef truy v\u1ea5n nh\u01b0 SQL (Structured Query Language) \u0111\u1ec3 t\u01b0\u01a1ng t\u00e1c v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u trong \u1ee9ng d\u1ee5ng.<\/li>\n<\/ul>\n\n\n\n<h3 id=\"C\u00e1c_th\u00e0nh_ph\u1ea7n_quan_tr\u1ecdng_trong_m\u1ed9t_database\"><strong>C\u00e1c th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong m\u1ed9t database<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ph\u1ea7n c\u1ee9ng:<\/strong> l\u00e0 c\u00e1c thi\u1ebft b\u1ecb v\u1eadt l\u00fd m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 thao t\u00e1c tr\u1ef1c ti\u1ebfp l\u00ean ch\u00fang, bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb input\/output, m\u00e1y t\u00ednh, thi\u1ebft b\u1ecb l\u01b0u tr\u1eef,\u2026<\/li>\n\n\n\n<li><strong>Ph\u1ea7n m\u1ec1m: <\/strong>t\u1ea5t c\u00e1c c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh c\u00f3 ch\u1ee9c n\u0103ng qu\u1ea3n l\u00fd v\u00e0 khai th\u00e1c d\u1eef li\u1ec7u. Database c\u0169ng ch\u00ednh l\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m k\u1ebft h\u1ee3p c\u00f9ng c\u00e1c ph\u1ea7n m\u1ec1m kh\u00e1ch nh\u01b0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh, m\u1ea1ng l\u01b0\u1edbi m\u1ea1ng t\u1ea1o n\u00ean m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u1ed3ng nh\u1ea5t trong vi\u1ec7c chia s\u1ebb v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li><strong>D\u1eef li\u1ec7u:<\/strong> l\u00e0 c\u00e1c th\u00f4ng tin \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng database. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp, c\u1ea5u tr\u00fac l\u1ea1i \u0111\u1ec3 tr\u1edf n\u00ean h\u1eefu d\u1ee5ng v\u1edbi ng\u01b0\u1eddi d\u00f9ng h\u01a1n. C\u00e1c d\u1ea1ng d\u1eef li\u1ec7u c\u00f3 th\u1ec3 l\u00e0 h\u00ecnh \u1ea3nh, \u00e2m thanh, k\u00fd hi\u1ec7u, k\u00fd t\u1ef1,\u2026<\/li>\n\n\n\n<li><strong>Quy tr\u00ecnh: <\/strong>l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c quy t\u1eaft, h\u01b0\u1edbng d\u1eabn, c\u00e1ch s\u1eed d\u1ee5ng h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t. Vi\u1ec7c t\u00e0i li\u1ec7u h\u00f3a c\u00e1ch th\u1ef1c ho\u1ea1t \u0111\u1ed9ng v\u00e0 v\u1eadn h\u00e0nh c\u1ee7a database c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng, \u0111i\u1ec1u h\u00e0nh v\u00e0 qu\u1ea3n l\u00fd database.<\/li>\n\n\n\n<li><strong>Ng\u00f4n ng\u1eef truy c\u1eadp: <\/strong>l\u00e0 ng\u00f4n ng\u1eef giao ti\u1ebfp gi\u1eef ng\u01b0\u1eddi d\u00f9ng v\u00e0 database, cho ph\u00e9p th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c nh\u01b0 truy c\u1eadp, ch\u1ec9nh s\u1eeda, c\u1eadp nh\u1eadt hay truy xu\u1ea5t d\u1eef li\u1ec7u t\u1eeb h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u. Ng\u01b0\u1eddi d\u00f9ng s\u1ebd \u0111\u01b0a ra y\u00eau c\u1ea7u d\u01b0\u1edbi d\u1ea1ng ng\u00f4n ng\u1eef database th\u00f4ng qua nh\u1eefng \u0111o\u1ea1n c\u00e2u l\u1ec7nh SQL \u0111\u01a1n gi\u1ea3n.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-03.webp\" alt=\"co-nhieu-thanh-phan-quan-trong-trong-database\" class=\"wp-image-86620\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-03.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-03-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">C\u00f3 nhi\u1ec1u th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong Database<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 id=\"L\u1ee3i_\u00edch_v\u00e0_t\u1ea7m_quan_tr\u1ecdng_c\u1ee7a_database\"><strong>L\u1ee3i \u00edch v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a database<\/strong><\/h2>\n\n\n\n<h3 id=\"T\u1ea7m_quan_tr\u1ecdng_c\u1ee7a_database_trong_\u0111\u1eddi_s\u1ed1ng_h\u1eb1ng_ng\u00e0y\"><strong>T\u1ea7m quan tr\u1ecdng c\u1ee7a database trong \u0111\u1eddi s\u1ed1ng h\u1eb1ng ng\u00e0y<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Trong th\u1eddi \u0111\u1ea1i&nbsp;<a href=\"https:\/\/tino.vn\/blog\/cach-mang-cong-nghiep-lan-thu-4-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00f4ng ngh\u1ec7 4.0<\/a>, database chi\u1ebfm v\u1ecb tr\u00ed quan tr\u1ecdng v\u00e0 tr\u1edf th\u00e0nh m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu trong h\u1ea7u h\u1ebft c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1eddi s\u1ed1ng h\u00e0ng ng\u00e0y.<\/p>\n\n\n\n<h4 id=\"L\u01b0u_tr\u1eef_th\u00f4ng_tin_c\u00f3_h\u1ec7_th\u1ed1ng\"><strong>L\u01b0u tr\u1eef th\u00f4ng tin c\u00f3 h\u1ec7 th\u1ed1ng<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea5u tr\u00fac s\u1eafp x\u1ebfp c\u00f3 t\u00ednh h\u1ec7 th\u1ed1ng &#8211; \u0111\u00e2y l\u00e0 \u0111i\u1ec1u l\u00e0m n\u00ean s\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn nh\u1ea5t gi\u1eefa d\u1eef li\u1ec7u th\u00f4ng th\u01b0\u1eddng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u database. D\u1eef li\u1ec7u&nbsp; s\u1ebd \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef theo m\u1ed9t c\u1ea5u tr\u00fac nh\u1ea5t \u0111\u1ecbnh , c\u00f3 t\u00ednh nh\u1ea5t qu\u00e1n cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, database gi\u00fap ng\u01b0\u1eddi d\u00f9ng thu\u1eadn ti\u1ec7n trong vi\u1ec7c t\u1ea1o l\u1eadp, l\u01b0u tr\u1eef, t\u00ecm ki\u1ebfm v\u00e0 s\u1eed d\u1ee5ng d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c v\u00e0 nhanh ch\u00f3ng.<\/p>\n\n\n\n<h4 id=\"\u0110\u1ea3m_b\u1ea3o_an_to\u00e0n_d\u1eef_li\u1ec7u\"><strong>\u0110\u1ea3m b\u1ea3o an to\u00e0n d\u1eef li\u1ec7u<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ea3m b\u1ea3o to\u00e0n v\u1eb9n v\u00e0 an to\u00e0n d\u1eef li\u1ec7u l\u00e0 \u0111i\u1ec3m quan tr\u1ecdng h\u00e0ng \u0111\u1ea7u trong c\u00f4ng t\u00e1c l\u01b0u tr\u1eef d\u1eef li\u1ec7u. V\u00e0 database x\u1ee9ng \u0111\u00e1ng nh\u1eadn &#8220;\u0111i\u1ec3m 10&#8221; v\u1ec1 \u0111\u1ed9 an to\u00e0n d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu mu\u1ed1n l\u01b0u d\u1eef li\u1ec7u ra file text,&nbsp; b\u1ea1n n\u00ean s\u1eed d\u1ee5ng c\u00e1ch l\u01b0u ra File&nbsp;<strong>.xml<\/strong>&nbsp;v\u00e0 file&nbsp;<strong>.csv<\/strong>&nbsp;l\u00e0 t\u1ed1t nh\u1ea5t. Khi l\u01b0u ra hai lo\u1ea1i file b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i v\u00e0o database d\u1ec5 d\u00e0ng v\u00e0 an to\u00e0n. Th\u00f4ng th\u01b0\u1eddng c\u00e1ch n\u00e0y th\u01b0\u1eddng d\u00f9ng trong vi\u1ec7c sao l\u01b0u database ra ngo\u00e0i \u0111\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n<h4 id=\"\u0110\u1ea3m_b\u1ea3o_kh\u1ea3_n\u0103ng_truy_xu\u1ea5t_\u0111\u1ed3ng_th\u1eddi_c\u1ee7a_nhi\u1ec1u_ng\u01b0\u1eddi_d\u00f9ng_tr\u00ean_d\u1eef_li\u1ec7u\"><strong>\u0110\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng truy xu\u1ea5t \u0111\u1ed3ng th\u1eddi c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng tr\u00ean d\u1eef li\u1ec7u<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u ng\u01b0\u1eddi c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng database c\u00f9ng l\u00fac m\u00e0 kh\u00f4ng ph\u1ea3i qua c\u00e1c kh\u00e2u r\u01b0\u1eddm r\u00e0 ph\u1ee9c t\u1ea1p nh\u1edd v\u00e0o vi\u1ec7c truy xu\u1ea5t t\u1eeb c\u00e1c c\u00e1ch kh\u00e1c nhau.&nbsp; Do \u0111\u00f3, b\u1ea1n s\u1ebd g\u1eb7p nhi\u1ec1u thu\u1eadn l\u1ee3i trong vi\u1ec7c&nbsp;s\u1eed d\u1ee5ng, qu\u1ea3n l\u00fd, truy c\u1eadp d\u1eef li\u1ec7u,\u2026<\/p>\n\n\n\n<h4 id=\"Linh_ho\u1ea1t_thay_\u0111\u1ed5i_theo_nhu_c\u1ea7u_c\u1ee7a_ng\u01b0\u1eddi_d\u00f9ng\"><strong>Linh ho\u1ea1t thay \u0111\u1ed5i theo nhu c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 linh ho\u1ea1t thay \u0111\u1ed5i k\u00edch c\u1ee1 v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a m\u1ed9t database. C\u00f3 nh\u1eefng database ch\u1ec9 g\u1ed3m v\u00e0i tr\u0103m b\u1ea3n ghi (danh s\u00e1ch h\u1ecdc sinh c\u1ee7a m\u1ed9t l\u1edbp) v\u00e0 c\u00f3 nh\u1eefng database c\u00f3 dung l\u01b0\u1ee3ng r\u1ea5t l\u1edbn (nh\u01b0 database qu\u1ea3n l\u00ed h\u00e0ng ho\u00e1 c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng si\u00eau th\u1ecb).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Song song \u0111\u00f3, h\u00ecnh th\u1ee9c l\u01b0u tr\u1eef database&nbsp; c\u0169ng kh\u00e1 \u0111a d\u1ea1ng. Database c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef d\u01b0\u1edbi nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau nh\u01b0 \u1ed5 c\u1ee9ng, USB hay \u0111\u0129a CD.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-04.webp\" alt=\"database-an-toan-du-lieu\" class=\"wp-image-86621\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-04.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-04-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Database an to\u00e0n d\u1eef li\u1ec7u<\/figcaption><\/figure>\n<\/div>\n\n\n<h4 id=\"C\u00f4ng_t\u00e1c_qu\u1ea3n_l\u00ed_d\u1ec5_d\u00e0ng_h\u01a1n\"><strong>C\u00f4ng t\u00e1c qu\u1ea3n l\u00ed d\u1ec5 d\u00e0ng h\u01a1n<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t database \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf nh\u1ea7m h\u1ed7 tr\u1ee3 trong vi\u1ec7c t\u1ea1o l\u1eadp, c\u1eadp nh\u1eadp v\u00e0 khai th\u00e1c th\u00f4ng tin \u0111\u01b0\u1ee3c d\u1ec5 d\u00e0ng h\u01a1n. D\u1eef li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean v\u00e0 ho\u00e0n to\u00e0n kh\u00f4ng tr\u00f9ng l\u1eb7p. S\u1eed d\u1ee5ng database gi\u00fap t\u1ea1o ra c\u00e1c s\u1ea3n ph\u1ea9m chuy\u00ean nghi\u1ec7p h\u01a1n, l\u01b0u tr\u1eef c\u00f3 h\u1ec7 th\u1ed1ng, d\u1ec5 d\u00e0ng trong c\u00f4ng t\u00e1c qu\u1ea3n l\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi \u01b0u \u0111i\u1ec3m \u0111\u00f3, database ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn trong l\u0129nh v\u1ef1c l\u1eadp tr\u00ecnh \u1ee9ng d\u1ee5ng n\u00f3i ri\u00eang v\u00e0 c\u00f4ng ngh\u1ec7 th\u00f4ng tin n\u00f3i chung.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5: H\u1ec7 th\u1ed1ng \u0111\u1eb7t v\u00e9 m\u00e1y bay c\u1ee7a Vietnam Airlines: \u1ee9ng d\u1ee5ng database \u0111\u01b0\u1ee3c ph\u00e1t huy t\u00ednh n\u0103ng kh\u00e1 t\u1ed1t. Trong tr\u01b0\u1eddng h\u1ee3p nhi\u1ec1u h\u00e0nh kh\u00e1ch \u0111\u1eb7t v\u00e9 c\u00f9ng l\u00fac, database s\u1ebd gi\u00fap doanh nghi\u1ec7p tr\u00e1nh kh\u1ecfi nh\u1eefng sai s\u00f3t kh\u00f4ng mong mu\u1ed1n. \u0110i\u1ec3n h\u00ecnh nh\u01b0: kh\u00e1ch h\u00e0ng mua ph\u1ea3i v\u00e9 \u0111\u00e3 b\u00e1n cho ng\u01b0\u1eddi kh\u00e1c, m\u1ed9t v\u00e9 nh\u01b0ng nhi\u1ec1u kh\u00e1ch h\u00e0ng \u0111\u1eb7t, \u2026.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00edch h\u1ee3p database v\u1edbi h\u1ec7 th\u1ed1ng website l\u00e0 xu h\u01b0\u1edbng hi\u1ec7n nay c\u1ee7a c\u00e1c t\u1ed5 ch\u1ee9c, c\u00f4ng ty doanh nghi\u00eap. Vi\u1ec7c t\u00edch h\u1ee3p n\u00e0y cho ph\u00e9p t\u1ed5 ch\u1ee9c, c\u00f4ng ty \u0111\u00f3 g\u1eedi v\u00e0 thu th\u1eadp th\u00f4ng tin v\u1edbi ng\u01b0\u1eddi d\u00f9ng nhanh g\u1ecdn v\u00e0 hi\u1ec7u qu\u1ea3. B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra database v\u00e0 duy tr\u00ec m\u1ed9t c\u00e1ch th\u1ee7 c\u00f4ng ho\u1eb7c tin h\u1ecdc ho\u00e1 database. Khi \u0111\u01b0\u1ee3c tin h\u1ecdc ho\u00e1, m\u1ed9t database \u0111\u01b0\u1ee3c t\u1ea1o ra v\u00e0 duy tr\u00ec b\u1eb1ng b\u1eb1ng m\u1ed9t nh\u00f3m ch\u01b0\u01a1ng tr\u00ecnh \u1ee9ng d\u1ee5ng ho\u1eb7c b\u1eb1ng m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tu\u1ef3 v\u00e0o t\u00ednh ch\u1ea5t, nhu c\u1ea7u s\u1eed d\u1ee5ng m\u00e0 b\u1ea1n n\u00ean ch\u1ecdn m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c th\u00edch h\u1ee3p v\u1edbi m\u00ecnh.&nbsp;<\/p>\n\n\n\n<h3 id=\"L\u1ee3i_\u00edch_c\u1ee7a_vi\u1ec7c_s\u1eed_d\u1ee5ng_database_trong_doanh_nghi\u1ec7p\"><strong>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng database trong doanh nghi\u1ec7p<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Qu\u1ea3n l\u00fd d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3: <\/strong>database gi\u00fap doanh nghi\u1ec7p t\u1ed5 ch\u1ee9c v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch c\u00f3 t\u1ed5 ch\u1ee9c v\u00e0 hi\u1ec7u qu\u1ea3. Th\u00f4ng tin c\u1ee7a kh\u00e1ch h\u00e0ng, s\u1ea3n ph\u1ea9m, quy tr\u00ecnh kinh doanh v\u00e0 d\u1ecbch v\u1ee5 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng, gi\u00fap ti\u1ebft ki\u1ec7m th\u1eddi gian v\u00e0 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh l\u00e0m vi\u1ec7c.<\/li>\n\n\n\n<li><strong>Truy xu\u1ea5t th\u00f4ng tin nhanh ch\u00f3ng: <\/strong>Nh\u00e2n vi\u00ean v\u00e0 nh\u00e0 qu\u1ea3n l\u00fd c\u00f3 th\u1ec3 truy c\u1eadp th\u00f4ng tin c\u1ea7n thi\u1ebft m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh v\u00e0 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1.<\/li>\n\n\n\n<li><strong>H\u1ed7 tr\u1ee3 quy\u1ebft \u0111\u1ecbnh chi\u1ebfn l\u01b0\u1ee3c:<\/strong> D\u1eef li\u1ec7u l\u01b0u tr\u1eef trong database cung c\u1ea5p c\u01a1 s\u1edf th\u00f4ng tin \u0111\u1ec3 h\u1ed7 tr\u1ee3 quy\u1ebft \u0111\u1ecbnh chi\u1ebfn l\u01b0\u1ee3c v\u00e0 ph\u00e2n t\u00edch d\u1ef1 \u0111o\u00e1n. \u0110i\u1ec1u n\u00e0y gi\u00fap doanh nghi\u1ec7p \u0111\u01b0a ra c\u00e1c quy\u1ebft \u0111\u1ecbnh th\u00f4ng minh v\u00e0 c\u01a1 b\u1ea3n d\u1ef1a tr\u00ean d\u1eef li\u1ec7u th\u1ed1ng k\u00ea v\u00e0 ph\u00e2n t\u00edch.<\/li>\n\n\n\n<li><strong>T\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng:<\/strong> database cho ph\u00e9p t\u00edch h\u1ee3p d\u1eef li\u1ec7u t\u1eeb nhi\u1ec1u ngu\u1ed3n kh\u00e1c nhau \u0111\u1ec3 chia s\u1ebb th\u00f4ng tin gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng trong doanh nghi\u1ec7p. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n s\u1ef1 li\u00ean k\u1ebft v\u00e0 hi\u1ec7u su\u1ea5t gi\u1eefa c\u00e1c ph\u00f2ng ban v\u00e0 quy tr\u00ecnh l\u00e0m vi\u1ec7c.<\/li>\n\n\n\n<li><strong>B\u1ea3o m\u1eadt d\u1eef li\u1ec7u:<\/strong> database cung c\u1ea5p c\u00e1c c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 an to\u00e0n kh\u1ecfi vi\u1ec7c truy c\u1eadp tr\u00e1i ph\u00e9p v\u00e0 l\u1ea1m d\u1ee5ng th\u00f4ng tin. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n v\u00e0 b\u1ea3o m\u1eadt c\u1ee7a d\u1eef li\u1ec7u doanh nghi\u1ec7p.<\/li>\n\n\n\n<li><strong>T\u1ed1i \u01b0u h\u00f3a ho\u1ea1t \u0111\u1ed9ng kinh doanh:<\/strong> database cho ph\u00e9p doanh nghi\u1ec7p c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u qu\u1ea3 chi ph\u00ed v\u00e0 n\u00e2ng cao kh\u1ea3 n\u0103ng c\u1ea1nh tranh.<\/li>\n\n\n\n<li><strong>H\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng: <\/strong>database gi\u00fap doanh nghi\u1ec7p hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 kh\u00e1ch h\u00e0ng v\u00e0 nhu c\u1ea7u c\u1ee7a h\u1ecd. \u0110i\u1ec1u n\u00e0y gi\u00fap doanh nghi\u1ec7p cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 t\u1ed1t h\u01a1n v\u00e0 t\u0103ng c\u01b0\u1eddng t\u01b0\u01a1ng t\u00e1c v\u1edbi kh\u00e1ch h\u00e0ng, g\u00f3p ph\u1ea7n x\u00e2y d\u1ef1ng m\u1ed1i quan h\u1ec7 l\u00e2u d\u00e0i v\u00e0 trung th\u00e0nh v\u1edbi kh\u00e1ch h\u00e0ng.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"Database_v\u00e0_v\u00e0_tr\u00ed_tu\u1ec7_nh\u00e2n_t\u1ea1o_(AI)_ph\u00e1t_tri\u1ec3n_c\u00f9ng_nhau_trong_cu\u1ed9c_c\u00e1ch_m\u1ea1ng_k\u1ef9_thu\u1eadt_s\u1ed1\"><strong>Database v\u00e0 v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (AI) ph\u00e1t tri\u1ec3n c\u00f9ng nhau trong cu\u1ed9c c\u00e1ch m\u1ea1ng k\u1ef9 thu\u1eadt s\u1ed1<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa database v\u00e0 <a href=\"https:\/\/tino.vn\/blog\/tri-tue-nhan-tao-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"60654\" rel=\"noreferrer noopener\">tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o<\/a> (AI) \u0111\u00e3 mang l\u1ea1i m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng c\u00f4ng ngh\u1ec7 trong l\u0129nh v\u1ef1c th\u00f4ng tin v\u00e0 k\u1ef9 thu\u1eadt. S\u1ef1 k\u1ebft h\u1ee3p n\u00e0y t\u1ea1o ra nh\u1eefng ti\u1ec1m n\u0103ng v\u01b0\u1ee3t tr\u1ed9i v\u00e0 t\u00e1c \u0111\u1ed9ng s\u00e2u r\u1ed9ng \u0111\u1ed1i v\u1edbi c\u1ea3 x\u00e3 h\u1ed9i v\u00e0 doanh nghi\u1ec7p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Database \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c cung c\u1ea5p ngu\u1ed3n d\u1eef li\u1ec7u phong ph\u00fa v\u00e0 \u0111a d\u1ea1ng cho c\u00e1c h\u1ec7 th\u1ed1ng tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o. Nh\u1edd v\u00e0o d\u1eef li\u1ec7u t\u1eeb database, c\u00e1c thu\u1eadt to\u00e1n AI c\u00f3 kh\u1ea3 n\u0103ng h\u1ecdc v\u00e0 ph\u00e2n t\u00edch th\u00f4ng tin, t\u1eeb \u0111\u00f3 \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n v\u00e0 quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c. D\u1eef li\u1ec7u ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u00e1ng tin c\u1eady t\u1eeb database l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng AI.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb7t kh\u00e1c, tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o l\u00e0 c\u00f4ng ngh\u1ec7 tuy\u1ec7t v\u1eddi trong vi\u1ec7c x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u1eeb c\u01a1 s\u1edf d\u1eef li\u1ec7u. Nh\u1edd v\u00e0o c\u00e1c thu\u1eadt to\u00e1n v\u00e0 c\u00f4ng c\u1ee5 th\u00f4ng minh, AI gi\u00fap t\u1ed1i \u01b0u h\u00f3a c\u01a1 s\u1edf d\u1eef li\u1ec7u, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t truy v\u1ea5n v\u00e0 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng quy\u1ebft \u0111\u1ecbnh th\u00f4ng qua ph\u00e2n t\u00edch d\u1eef li\u1ec7u t\u1ef1 \u0111\u1ed9ng. Kh\u1ea3 n\u0103ng d\u1ef1 \u0111o\u00e1n v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u1ee7a AI gi\u00fap n\u00e2ng cao hi\u1ec7u qu\u1ea3 v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a database.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-05.webp\" alt=\"database-tich-hop-cung-ai\" class=\"wp-image-86622\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-05.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-05-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">Database t\u00edch h\u1ee3p c\u00f9ng AI<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">H\u01a1n n\u1eefa, s\u1ef1 ph\u00e1t tri\u1ec3n c\u00f9ng nhau c\u1ee7a 2 l\u0129nh v\u1ef1c n\u00e0y c\u00f2n th\u00fac \u0111\u1ea9y s\u1ef1 ti\u1ebfn b\u1ed9 trong m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c. C\u00e1c \u1ee9ng d\u1ee5ng AI c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p, gi\u00fap tr\u00edch xu\u1ea5t tri th\u1ee9c v\u00e0 th\u00f4ng tin h\u1eefu \u00edch t\u1eeb database. \u0110i\u1ec1u n\u00e0y h\u1ed7 tr\u1ee3 \u0111\u00e1ng k\u1ec3 cho c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 y t\u1ebf, t\u00e0i ch\u00ednh, chu\u1ed7i cung \u1ee9ng, &#8230;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00f9ng nhau c\u1ee7a database v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o c\u0169ng \u0111\u1eb7t ra nhi\u1ec1u th\u00e1ch th\u1ee9c v\u1ec1 b\u1ea3o m\u1eadt, qu\u1ea3n l\u00fd d\u1eef li\u1ec7u v\u00e0 \u0111\u1ea1o \u0111\u1ee9c trong vi\u1ec7c s\u1eed d\u1ee5ng th\u00f4ng tin c\u00e1 nh\u00e2n. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o th\u00e0nh c\u00f4ng c\u1ee7a s\u1ef1 k\u1ebft h\u1ee3p n\u00e0y, vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c gi\u1ea3i ph\u00e1p b\u1ea3o m\u1eadt v\u00e0 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00f3m l\u1ea1i, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c th\u00f4ng minh v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u s\u00e2u s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u1ecbnh h\u00ecnh t\u01b0\u01a1ng lai c\u1ee7a c\u00f4ng ngh\u1ec7 th\u00f4ng tin v\u00e0 mang l\u1ea1i l\u1ee3i \u00edch cho to\u00e0n c\u1ea7u.<\/p>\n\n\n\n<h2 id=\"C\u00e1c_xu_h\u01b0\u1edbng_m\u1edbi_trong_l\u0129nh_v\u1ef1c_database\"><strong>C\u00e1c xu h\u01b0\u1edbng m\u1edbi trong l\u0129nh v\u1ef1c database<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Database d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y (Cloud Database)<\/strong>: Xu h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed5i sang l\u01b0u tr\u1eef database tr\u00ean c\u00f4ng ngh\u1ec7 \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn. Database d\u1ef1a tr\u00ean \u0111\u00e1m m\u00e2y cung c\u1ea5p linh ho\u1ea1t, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 t\u00ednh kh\u1ea3 d\u1ee5ng cao, gi\u00fap doanh nghi\u1ec7p ti\u1ebft ki\u1ec7m chi ph\u00ed trong vi\u1ec7c tri\u1ec3n khai v\u00e0 qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li><strong>Database phi quan h\u1ec7 (NoSQL)<\/strong>: NoSQL \u0111\u00e3 tr\u1edf th\u00e0nh xu h\u01b0\u1edbng quan tr\u1ecdng trong vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac. Lo\u1ea1i database n\u00e0y h\u1ed7 tr\u1ee3 d\u1eef li\u1ec7u \u0111a d\u1ea1ng nh\u01b0 t\u00e0i li\u1ec7u, c\u1ed9t gia t\u0103ng, key-value v\u00e0 bi\u1ec3u \u0111\u1ed3 th\u1eddi gian ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u c\u1ee7a \u1ee9ng d\u1ee5ng web v\u00e0 d\u1eef li\u1ec7u l\u1edbn.<\/li>\n\n\n\n<li><strong>Database \u0111\u00e1m m\u00e2y h\u1ed7n h\u1ee3p (Hybrid Cloud Database)<\/strong>: Xu h\u01b0\u1edbng k\u1ebft h\u1ee3p gi\u1eefa c\u01a1 s\u1edf d\u1eef li\u1ec7u truy\u1ec1n th\u1ed1ng v\u00e0 \u0111\u00e1m m\u00e2y cho ph\u00e9p t\u1eadn d\u1ee5ng c\u1ea3 hai m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t c\u1ee7a doanh nghi\u1ec7p. M\u00f4 h\u00ecnh n\u00e0y mang \u0111\u1ebfn s\u1ef1 linh ho\u1ea1t v\u00e0 hi\u1ec7u qu\u1ea3 trong vi\u1ec7c qu\u1ea3n l\u00fd d\u1eef li\u1ec7u.<\/li>\n\n\n\n<li><strong>Database d\u1ef1a tr\u00ean Blockchain<\/strong>: Database d\u1ef1a tr\u00ean <a href=\"https:\/\/tino.vn\/blog\/blockchain-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"16328\" rel=\"noreferrer noopener\">Blockchain<\/a> \u0111ang tr\u1edf n\u00ean ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn, \u0111\u1eb7c bi\u1ec7t trong l\u0129nh v\u1ef1c t\u00e0i ch\u00ednh v\u00e0 qu\u1ea3n l\u00fd chu\u1ed7i cung \u1ee9ng. Blockchain cung c\u1ea5p t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u, kh\u00f4ng th\u1ec3 s\u1eeda \u0111\u1ed5i, gi\u00fap x\u00e2y d\u1ef1ng m\u00f4i tr\u01b0\u1eddng an to\u00e0n v\u00e0 minh b\u1ea1ch cho giao d\u1ecbch.<\/li>\n\n\n\n<li><strong>Database d\u1ef1 li\u1ec7u l\u1edbn (Big Data Database)<\/strong>: Big Data \u0111ang ng\u00e0y c\u00e0ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn n\u00ean \u0111\u00f2i h\u1ecfi c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. <\/li>\n\n\n\n<li><strong>C\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u00e1m m\u00e2y tr\u00ean n\u1ec1n t\u1ea3ng m\u00e1y h\u1ecdc (Cloud Database with Machine Learning)<\/strong>: Xu h\u01b0\u1edbng t\u00edch h\u1ee3p m\u00e1y h\u1ecdc (<a href=\"https:\/\/tino.vn\/blog\/machine-learning-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"61011\" rel=\"noreferrer noopener\">Machine Learning<\/a>) v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u00e1m m\u00e2y cho ph\u00e9p d\u1ef1 \u0111o\u00e1n, ph\u00e2n t\u00edch v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a qu\u00e1 tr\u00ecnh qu\u1ea3n l\u00fd d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"C\u00e1c_h\u1ec7_qu\u1ea3n_tr\u1ecb_database_ph\u1ed5_bi\u1ebfn\"><strong>C\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb database ph\u1ed5 bi\u1ebfn<\/strong><\/h2>\n\n\n\n<h3 id=\"H\u1ec7_qu\u1ea3n_tr\u1ecb_database_l\u00e0_g\u00ec?\"><strong>H\u1ec7 qu\u1ea3n tr\u1ecb database l\u00e0 g\u00ec?<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ec7 qu\u1ea3n tr\u1ecb database l\u00e0 m\u1ed9t ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u hi\u1ec7u qu\u1ea3. \u0110\u00e2y l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng chuy\u00ean d\u1ee5ng c\u00f3 kh\u1ea3 n\u0103ng qu\u1ea3n l\u00fd, truy v\u1ea5n, c\u1eadp nh\u1eadt v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u t\u1eeb c\u00e1c ngu\u1ed3n kh\u00e1c nhau trong c\u01a1 s\u1edf d\u1eef li\u1ec7u. H\u1ec7 qu\u1ea3n tr\u1ecb database gi\u00fap x\u1eed l\u00fd d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch c\u00f3 t\u1ed5 ch\u1ee9c, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p c\u00e1c ch\u1ee9c n\u0103ng b\u1ea3o m\u1eadt v\u00e0 h\u1ea1n ch\u1ebf quy\u1ec1n truy c\u1eadp \u0111\u1ed1i v\u1edbi d\u1eef li\u1ec7u. <\/p>\n\n\n\n<h3 id=\"M\u1ed9t_s\u1ed1_h\u1ec7_qu\u1ea3n_tr\u1ecb_database_ph\u1ed5_bi\u1ebfn_hi\u1ec7n_nay\"><strong>M\u1ed9t s\u1ed1 h\u1ec7 qu\u1ea3n tr\u1ecb database ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>MySQL: <\/strong>MySQL l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 m\u00e3 ngu\u1ed3n m\u1edf \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Ph\u1ea7n m\u1ec1m n\u00e0y h\u1ed7 tr\u1ee3 nhi\u1ec1u t\u00ednh n\u0103ng m\u1ea1nh m\u1ebd v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh.<\/li>\n\n\n\n<li><strong>Microsoft SQL Server:<\/strong> \u0110\u00e2y l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 do Microsoft ph\u00e1t tri\u1ec3n. SQL Server \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 h\u1ed7 tr\u1ee3 t\u00edch h\u1ee3p ch\u1eb7t ch\u1ebd v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 Microsoft kh\u00e1c.<\/li>\n\n\n\n<li><strong>Oracle: <\/strong>Oracle c\u0169ng l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 ph\u1ed5 bi\u1ebfn, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p v\u00e0 h\u1ec7 th\u1ed1ng c\u00f3 quy m\u00f4 l\u1edbn. Ph\u1ea7n m\u1ec1m cung c\u1ea5p t\u00ednh n\u0103ng v\u00e0 hi\u1ec7u su\u1ea5t r\u1ea5t cao.<\/li>\n\n\n\n<li><strong>PostgreSQL:<\/strong> <a href=\"https:\/\/tino.vn\/blog\/postgresql-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"56881\" rel=\"noreferrer noopener\">PostgreSQL<\/a> l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 m\u00e3 ngu\u1ed3n m\u1edf v\u00e0 c\u0169ng \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t trong nh\u1eefng h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ea1nh m\u1ebd v\u00e0 linh ho\u1ea1t nh\u1ea5t hi\u1ec7n nay. N\u00f3 h\u1ed7 tr\u1ee3 nhi\u1ec1u t\u00ednh n\u0103ng ti\u00ean ti\u1ebfn v\u00e0 chu\u1ea9n SQL \u0111\u1ea7y \u0111\u1ee7.<\/li>\n\n\n\n<li><strong>MongoDB: <\/strong><a href=\"https:\/\/tino.vn\/blog\/mongodb-la-gi-2\/\" target=\"_blank\" data-type=\"post\" data-id=\"60738\" rel=\"noreferrer noopener\">MongoDB<\/a> l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u phi quan h\u1ec7, l\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng t\u00e0i li\u1ec7u JSON. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng web v\u00e0 d\u1eef li\u1ec7u l\u1edbn.<\/li>\n\n\n\n<li><strong>SQLite: <\/strong>SQLite l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u nh\u1ecf g\u1ecdn, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng di \u0111\u1ed9ng v\u00e0 nh\u00fang. Ph\u1ea7n m\u1ec1m h\u1ed7 tr\u1ee3 nhi\u1ec1u ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u c\u00e0i \u0111\u1eb7t ph\u1ee9c t\u1ea1p.<\/li>\n\n\n\n<li><strong>IBM Db2:<\/strong> Db2 l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 c\u1ee7a IBM, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 quy m\u00f4 l\u1edbn.<\/li>\n\n\n\n<li><strong>MariaDB:<\/strong> MariaDB l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u00e3 ngu\u1ed3n m\u1edf. \u0110\u00e2y l\u00e0 phi\u00ean b\u1ea3n ph\u00e1t tri\u1ec3n ti\u1ebfp c\u1ee7a MySQL v\u1edbi nhi\u1ec1u t\u00ednh n\u0103ng c\u1ea3i ti\u1ebfn v\u00e0 t\u1ed1i \u01b0u h\u00f3a.<\/li>\n\n\n\n<li><strong>Redis: <\/strong>Redis l\u00e0 m\u1ed9t h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u key-value, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi hi\u1ec7u su\u1ea5t cao v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u nhanh ch\u00f3ng.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"400\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-06.webp\" alt=\"co-nhieu-he-quan-tri-database-pho-bien\" class=\"wp-image-86623\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-06.webp 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2024\/02\/database-la-gi-06-300x171.webp 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\">C\u00f3 nhi\u1ec1u h\u1ec7 qu\u1ea3n tr\u1ecb database ph\u1ed5 bi\u1ebfn<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">V\u1edbi vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c l\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd d\u1eef li\u1ec7u, database \u0111\u00f3ng g\u00f3p kh\u00f4ng nh\u1ecf trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng ngh\u1ec7 th\u00f4ng tin n\u00f3i ri\u00eang v\u00e0 nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c trong cu\u1ed9c s\u1ed1ng n\u00f3i chung. Hy v\u1ecdng qua b\u00e0i vi\u1ebft n\u00e0y, b\u1ea1n s\u1ebd n\u1eafm \u0111\u01b0\u1ee3c nh\u1eefng th\u00f4ng tin c\u01a1 b\u1ea3n v\u1ec1 database \u0111\u1ec3 b\u1ed5 sung th\u00eam cho m\u00ecnh m\u1ed9t ki\u1ebfn th\u1ee9c h\u1eefu \u00edch v\u1ec1 khoa h\u1ecdc m\u00e1y t\u00ednh. <\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><strong>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Nhi\u1ec7m_v\u1ee5_c\u1ee7a_nh\u00e2n_vi\u00ean_qu\u1ea3n_l\u00fd_c\u01a1_s\u1edf_d\u1eef_li\u1ec7u_l\u00e0_g\u00ec?\">Nhi\u1ec7m v\u1ee5 c\u1ee7a nh\u00e2n vi\u00ean qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 c\u01a1 s\u1edf d\u1eef li\u1ec7u lu\u00f4n \u0111\u01b0\u1ee3c duy tr\u00ec v\u00e0 v\u1eadn h\u00e0nh hi\u1ec7u qu\u1ea3, nh\u00e2n vi\u00ean qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ea7n th\u1ef1c hi\u1ec7n nh\u1eefng c\u00f4ng vi\u1ec7c sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gi\u00e1m s\u00e1t truy c\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/li>\n\n\n\n<li>Thi\u1ebft k\u1ebf, thay \u0111\u1ed5i c\u01a1 s\u1edf d\u1eef li\u1ec7u cho h\u1ee3p l\u00fd<\/li>\n\n\n\n<li>T\u1ed5 ch\u1ee9c, h\u01b0\u1edbng d\u1eabn<\/li>\n\n\n\n<li>Ph\u00e1t tri\u1ec3n, qu\u1ea3n l\u00fd \u0111\u1ea3m b\u1ea3o s\u1ef1 ch\u00ednh x\u00e1c, to\u00e0n v\u1eb9n cho CSDL<\/li>\n<\/ul>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"SQL_l\u00e0_g\u00ec?_\">SQL l\u00e0 g\u00ec? <\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">SQL l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a <strong>Structured Query Language<\/strong>, ngh\u0129a l\u00e0 <em>ng\u00f4n ng\u1eef truy v\u1ea5n d\u1eef li\u1ec7u<\/em>. C\u00f3 th\u1ec3 coi SQL l\u00e0 ng\u00f4n ng\u1eef chung m\u00e0 b\u1ea5t c\u1ee9 h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (RDBMS) n\u00e0o c\u0169ng ph\u1ea3i \u0111\u00e1p \u1ee9ng, \u0111i\u1ec3n h\u00ecnh nh\u01b0: Oracle Database, SQL Server, MySQL\u2026<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u1ea1i_sao_c\u1ea7n_ph\u1ea3i_sao_l\u01b0u_d\u1eef_li\u1ec7u?\">T\u1ea1i sao c\u1ea7n ph\u1ea3i sao l\u01b0u d\u1eef li\u1ec7u?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">Sao l\u01b0u v\u00e0 kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u l\u00e0 v\u1ea5n \u0111\u1ec1 r\u1ea5t quan tr\u1ecdng khi qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u, \u0111\u1ea3m b\u1ea3o cho d\u1eef li\u1ec7u kh\u00f4ng b\u1ecb m\u1ea5t m\u00e1t v\u00e0 n\u1ebfu c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra th\u00ec c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i tr\u1ea1ng th\u00e1i c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u tr\u01b0\u1edbc khi x\u1ea3y ra s\u1ef1 c\u1ed1. C\u00f4ng vi\u1ec7c n\u00e0y ph\u1ea3i d\u1ef1a v\u00e0o c\u01a1 ch\u1ebf Backup v\u00e0 Restore c\u1ee7a c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2>Nh\u1eefng nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i \u201cError establishing a database connection\u201d tr\u00ean web?\n<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p class=\"wp-block-paragraph\">Khi s\u1eed d\u1ee5ng web, b\u1ea1n \u0111\u00e3 \u00edt nh\u1ea5t g\u1eb7p m\u1ed9t l\u1ea7n tr\u01b0\u1eddng h\u1ee3p b\u1ecb l\u1ed7i <strong>Error establishing a database connection<\/strong>. C\u00e1c nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i tr\u00ean c\u00f3 th\u1ec3 l\u00e0 do:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Th\u00f4ng tin \u0111\u0103ng nh\u1eadp k\u1ebft n\u1ed1i database kh\u00f4ng ch\u00ednh x\u00e1c<\/li>\n\n\n\n<li>C\u00e1c t\u1ec7p WordPress b\u1ecb h\u1ecfng<\/li>\n\n\n\n<li>C\u01a1 s\u1edf d\u1eef li\u1ec7u b\u1ecb h\u1ecfng<\/li>\n\n\n\n<li>M\u00e1y ch\u1ee7 c\u01a1 s\u1edf d\u1eef li\u1ec7u ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/li>\n\n\n\n<li>S\u1eed d\u1ee5ng <a href=\"https:\/\/tino.vn\/blog\/bandwidth-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"513\" rel=\"noreferrer noopener\">bandwidth<\/a> qu\u00e1 nhi\u1ec1u<\/li>\n<\/ul>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Nhi\u1ec7m v\u1ee5 c\u1ee7a nh\u00e2n vi\u00ean qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>\u0110\u1ec3 c\u01a1 s\u1edf d\u1eef li\u1ec7u lu\u00f4n \u0111\u01b0\u1ee3c duy tr\u00ec v\u00e0 v\u1eadn h\u00e0nh hi\u1ec7u qu\u1ea3, nh\u00e2n vi\u00ean qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ea7n th\u1ef1c hi\u1ec7n nh\u1eefng c\u00f4ng vi\u1ec7c sau:<\/p><ul><li>Gi\u00e1m s\u00e1t truy c\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/li><li>Thi\u1ebft k\u1ebf, thay \u0111\u1ed5i c\u01a1 s\u1edf d\u1eef li\u1ec7u cho h\u1ee3p l\u00fd<\/li><li>T\u1ed5 ch\u1ee9c, h\u01b0\u1edbng d\u1eabn<\/li><li>Ph\u00e1t tri\u1ec3n, qu\u1ea3n l\u00fd \u0111\u1ea3m b\u1ea3o s\u1ef1 ch\u00ednh x\u00e1c, to\u00e0n v\u1eb9n cho CSDL<\/li><\/ul>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"SQL l\u00e0 g\u00ec? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>SQL l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a <strong>Structured Query Language<\/strong>, ngh\u0129a l\u00e0 <em>ng\u00f4n ng\u1eef truy v\u1ea5n d\u1eef li\u1ec7u<\/em>. C\u00f3 th\u1ec3 coi SQL l\u00e0 ng\u00f4n ng\u1eef chung m\u00e0 b\u1ea5t c\u1ee9 h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u quan h\u1ec7 (RDBMS) n\u00e0o c\u0169ng ph\u1ea3i \u0111\u00e1p \u1ee9ng, \u0111i\u1ec3n h\u00ecnh nh\u01b0: Oracle Database, SQL Server, MySQL\u2026<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u1ea1i sao c\u1ea7n ph\u1ea3i sao l\u01b0u d\u1eef li\u1ec7u?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Sao l\u01b0u v\u00e0 kh\u00f4i ph\u1ee5c d\u1eef li\u1ec7u l\u00e0 v\u1ea5n \u0111\u1ec1 r\u1ea5t quan tr\u1ecdng khi qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u, \u0111\u1ea3m b\u1ea3o cho d\u1eef li\u1ec7u kh\u00f4ng b\u1ecb m\u1ea5t m\u00e1t v\u00e0 n\u1ebfu c\u00f3 s\u1ef1 c\u1ed1 x\u1ea3y ra th\u00ec c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i tr\u1ea1ng th\u00e1i c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u tr\u01b0\u1edbc khi x\u1ea3y ra s\u1ef1 c\u1ed1. C\u00f4ng vi\u1ec7c n\u00e0y ph\u1ea3i d\u1ef1a v\u00e0o c\u01a1 ch\u1ebf Backup v\u00e0 Restore c\u1ee7a c\u00e1c h\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Nh\u1eefng nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i \u201cError establishing a database connection\u201d tr\u00ean web?\n\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Khi s\u1eed d\u1ee5ng web, b\u1ea1n \u0111\u00e3 \u00edt nh\u1ea5t g\u1eb7p m\u1ed9t l\u1ea7n tr\u01b0\u1eddng h\u1ee3p b\u1ecb l\u1ed7i <strong>Error establishing a database connection<\/strong>. C\u00e1c nguy\u00ean nh\u00e2n g\u00e2y ra l\u1ed7i tr\u00ean c\u00f3 th\u1ec3 l\u00e0 do:<\/p><ul><li>Th\u00f4ng tin \u0111\u0103ng nh\u1eadp k\u1ebft n\u1ed1i database kh\u00f4ng ch\u00ednh x\u00e1c<\/li><li>C\u00e1c t\u1ec7p WordPress b\u1ecb h\u1ecfng<\/li><li>C\u01a1 s\u1edf d\u1eef li\u1ec7u b\u1ecb h\u1ecfng<\/li><li>M\u00e1y ch\u1ee7 c\u01a1 s\u1edf d\u1eef li\u1ec7u ng\u1eebng ho\u1ea1t \u0111\u1ed9ng<\/li><li>S\u1eed d\u1ee5ng <a>bandwidth<\/a> qu\u00e1 nhi\u1ec1u<\/li><\/ul>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Database l\u00e0 thu\u1eadt ng\u1eef \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong c\u00e1c l\u0129nh v\u1ef1c d\u1eef li\u1ec7u, l\u1eadp tr\u00ecnh ph\u1ea7n m\u1ec1m, c\u00f4ng ngh\u1ec7 th\u00f4ng tin, website \u2026 l\u00e0 th\u00e0nh ph\u1ea7n v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, \u1ee9ng d\u1ee5ng tr\u00ean n\u1ec1n t\u1ea3ng mobile, PC. V\u1eady database l\u00e0 g\u00ec? Vai tr\u00f2 v\u00e0 t\u1ea7m quan [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":86637,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5404],"tags":[6677],"class_list":["post-15582","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-webmasters","tag-kien-thuc-tong-hop"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/15582","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=15582"}],"version-history":[{"count":0,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/15582\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/86637"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=15582"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=15582"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=15582"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}