{"id":16912,"date":"2024-09-04T15:05:29","date_gmt":"2024-09-04T08:05:29","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=16912"},"modified":"2026-02-03T15:09:44","modified_gmt":"2026-02-03T08:09:44","slug":"database-server-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/database-server-la-gi\/","title":{"rendered":"Database Server L\u00e0 G\u00ec? Ph\u00e2n Lo\u1ea1i, Ki\u1ebfn Tr\u00fac &#038; H\u01b0\u1edbng D\u1eabn L\u1ef1a Ch\u1ecdn 2026"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Database-Server-la-gi\" >Database Server l\u00e0 g\u00ec?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#1-Dinh-nghia-Database-Server\" >1. \u0110\u1ecbnh ngh\u0129a Database Server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#2-Phan-biet-Database-DBMS-va-Database-Server\" >2. Ph\u00e2n bi\u1ec7t Database, DBMS v\u00e0 Database Server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#3-Database-Server-hoat-dong-nhu-the-nao-Mo-hinh-Client-Server\" >3. Database Server ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? (M\u00f4 h\u00ecnh Client-Server)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Kien-truc-ky-thuat-cua-mot-Database-Server-chuan\" >Ki\u1ebfn tr\u00fac k\u1ef9 thu\u1eadt c\u1ee7a m\u1ed9t Database Server chu\u1ea9n<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#1-Thanh-phan-phan-cung-Hardware\" >1. Th\u00e0nh ph\u1ea7n ph\u1ea7n c\u1ee9ng (Hardware)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Xay-Dung-Database-Server-Rieng-Biet-Hieu-Nang-Cao\" >X\u00e2y D\u1ef1ng Database Server Ri\u00eang Bi\u1ec7t Hi\u1ec7u N\u0103ng Cao?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#2-Thanh-phan-phan-mem-Software-Structure\" >2. Th\u00e0nh ph\u1ea7n ph\u1ea7n m\u1ec1m (Software Structure)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#3-Cac-khai-niem-quan-trong-trong-kien-truc\" >3. C\u00e1c kh\u00e1i ni\u1ec7m quan tr\u1ecdng trong ki\u1ebfn tr\u00fac<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Phan-loai-Database-Server-SQL-vs-NoSQL-So-sanh-chi-tiet\" >Ph\u00e2n lo\u1ea1i Database Server: SQL vs NoSQL (So s\u00e1nh chi ti\u1ebft)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#1-Relational-Database-Management-System-RDBMS-%E2%80%93-SQL\" >1. Relational Database Management System (RDBMS &#8211; SQL)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#2-Non-Relational-Database-NoSQL\" >2. Non-Relational Database (NoSQL)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#3-Bang-so-sanh-SQL-va-NoSQL\" >3. B\u1ea3ng so s\u00e1nh SQL v\u00e0 NoSQL<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Top-5-Phan-mem-Database-Server-pho-bien-nhat-hien-nay\" >Top 5 Ph\u1ea7n m\u1ec1m Database Server ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#1-MySQL-Open-Source\" >1. MySQL (Open Source)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#2-PostgreSQL\" >2. PostgreSQL<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Trien-Khai-MySQLPostgreSQL-Nhanh-Chong-Tren-Cloud\" >Tri\u1ec3n Khai MySQL\/PostgreSQL Nhanh Ch\u00f3ng Tr\u00ean Cloud<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#3-Microsoft-SQL-Server\" >3. Microsoft SQL Server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#4-Oracle-Database\" >4. Oracle Database<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#5-MongoDB\" >5. MongoDB<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Cac-mo-hinh-trien-khai-On-Premises-vs-Cloud-Database\" >C\u00e1c m\u00f4 h\u00ecnh tri\u1ec3n khai: On-Premises vs Cloud Database<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#1-May-chu-vat-ly-On-Premises\" >1. M\u00e1y ch\u1ee7 v\u1eadt l\u00fd (On-Premises)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Ban-Da-Co-Server-Nhung-Thieu-Cho-Dat-Chuan-Tier-3\" >B\u1ea1n \u0110\u00e3 C\u00f3 Server Nh\u01b0ng Thi\u1ebfu Ch\u1ed7 \u0110\u1eb7t Chu\u1ea9n Tier 3?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#2-Cloud-Database-DBaaS-%E2%80%93-Database-as-a-Service\" >2. Cloud Database (DBaaS &#8211; Database as a Service)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#3-Xu-huong-Hybrid-Cloud\" >3. Xu h\u01b0\u1edbng Hybrid Cloud<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Toi-uu-hoa-hieu-nang-Bao-mat-Database-Server\" >T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng &amp; B\u1ea3o m\u1eadt Database Server<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#1-Ky-thuat-toi-uu-hoa-Performance-Tuning\" >1. K\u1ef9 thu\u1eadt t\u1ed1i \u01b0u h\u00f3a (Performance Tuning)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#2-Bao-mat-Database-Security\" >2. B\u1ea3o m\u1eadt Database (Security)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#3-Sao-luu-va-phuc-hoi-Backup-Recovery\" >3. Sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i (Backup &amp; Recovery)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Xu-huong-tuong-lai-cua-Database-Server\" >Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai c\u1ee7a Database Server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Cau-hoi-thuong-gap-FAQs\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQs)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#1-Database-Server-nao-tot-nhat-cho-nguoi-moi-bat-dau-hoc-lap-trinh\" >1. Database Server n\u00e0o t\u1ed1t nh\u1ea5t cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u h\u1ecdc l\u1eadp tr\u00ecnh?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#2-Chi-phi-xay-dung-mot-Database-Server-la-bao-nhieu\" >2. Chi ph\u00ed x\u00e2y d\u1ef1ng m\u1ed9t Database Server l\u00e0 bao nhi\u00eau?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#3-Khi-nao-nen-dung-MongoDB-thay-vi-MySQL\" >3. Khi n\u00e0o n\u00ean d\u00f9ng MongoDB thay v\u00ec MySQL?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#4-Database-Server-co-can-ket-noi-Internet-khong\" >4. Database Server c\u00f3 c\u1ea7n k\u1ebft n\u1ed1i Internet kh\u00f4ng?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/#Ket-luan\" >K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<div class=\"summary\">\n<p><strong>Th\u00f4ng tin t\u1ed5ng quan:<\/strong><\/p>\n<p><a href=\"https:\/\/interdata.vn\/blog\/database-server-la-gi\/\"><strong>Database Server (M\u00e1y ch\u1ee7 c\u01a1 s\u1edf d\u1eef li\u1ec7u)<\/strong><\/a> l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 l\u01b0u tr\u1eef, qu\u1ea3n l\u00fd, truy xu\u1ea5t v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u cho c\u00e1c \u1ee9ng d\u1ee5ng th\u00f4ng qua <a href=\"https:\/\/interdata.vn\/blog\/client-server-la-gi\/\">m\u00f4 h\u00ecnh Client-Server<\/a>. N\u00f3 v\u1eadn h\u00e0nh d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m <a href=\"https:\/\/interdata.vn\/blog\/he-quan-tri-co-so-du-lieu-la-gi\/\">H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/a> (DBMS) nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/mysql-la-gi\/\">MySQL<\/a>, <a href=\"https:\/\/interdata.vn\/blog\/structured-query-language-sql-la-gi\/\">SQL<\/a> Server hay <a href=\"https:\/\/interdata.vn\/blog\/mongodb-la-gi\/\">MongoDB<\/a> \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c truy v\u1ea5n t\u1eeb ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c \u1ee9ng d\u1ee5ng kh\u00e1c, \u0111\u00f3ng vai tr\u00f2 l\u00e0 &#8220;tr\u00e1i tim&#8221; trong h\u1ea1 t\u1ea7ng CNTT c\u1ee7a m\u1ecdi doanh nghi\u1ec7p.<\/p>\n<p><strong>\u0110i\u1ec3m nh\u1ea5n quan tr\u1ecdng:<\/strong><\/p>\n<ul>\n<li><strong>Ki\u1ebfn tr\u00fac c\u1ed1t l\u00f5i:<\/strong> Database Server ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean m\u00f4 h\u00ecnh Client-Server, k\u1ebft h\u1ee3p gi\u1eefa s\u1ee9c m\u1ea1nh ph\u1ea7n c\u1ee9ng (<a href=\"https:\/\/interdata.vn\/blog\/cpu-server\/\">CPU<\/a>, <a href=\"https:\/\/interdata.vn\/blog\/ram-server\/\">RAM<\/a>, Storage) v\u00e0 logic ph\u1ea7n m\u1ec1m (DBMS).<\/li>\n<li><strong>Ph\u00e2n lo\u1ea1i ch\u00ednh:<\/strong> C\u00f3 hai nh\u00e1nh c\u00f4ng ngh\u1ec7 ch\u1ee7 \u0111\u1ea1o l\u00e0 <strong>RDBMS (SQL)<\/strong> \u01b0u ti\u00ean t\u00ednh nh\u1ea5t qu\u00e1n d\u1eef li\u1ec7u (ACID) v\u00e0 <strong>NoSQL<\/strong> \u01b0u ti\u00ean kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t (BASE).<\/li>\n<li><strong>Xu h\u01b0\u1edbng 2026:<\/strong> S\u1ef1 d\u1ecbch chuy\u1ec3n m\u1ea1nh m\u1ebd t\u1eeb <a href=\"https:\/\/interdata.vn\/blog\/may-chu-server-la-gi\/\">m\u00e1y ch\u1ee7<\/a> v\u1eadt l\u00fd sang <strong><a href=\"https:\/\/interdata.vn\/blog\/cloud-database-la-gi\/\">Cloud Database<\/a> (DBaaS)<\/strong> v\u00e0 s\u1ef1 tr\u1ed7i d\u1eady c\u1ee7a <strong>Vector Database<\/strong> ph\u1ee5c v\u1ee5 cho AI\/Machine Learning.<\/li>\n<li><strong>Ch\u1ec9 s\u1ed1 hi\u1ec7u n\u0103ng:<\/strong> Khi x\u00e2y d\u1ef1ng Database Server, c\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa tr\u1ecdng \u0111\u1ebfn <strong><a href=\"https:\/\/interdata.vn\/blog\/iops-la-gi\/\">IOPS<\/a><\/strong> (t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc ghi \u1ed5 c\u1ee9ng), <strong>Throughput<\/strong> (th\u00f4ng l\u01b0\u1ee3ng) v\u00e0 <strong><a href=\"https:\/\/interdata.vn\/blog\/latency-la-gi\/\">Latency<\/a><\/strong> (\u0111\u1ed9 tr\u1ec5).<\/li>\n<\/ul>\n<\/div>\n<p>Trong th\u1ebf gi\u1edbi c\u00f4ng ngh\u1ec7 hi\u1ec7n \u0111\u1ea1i, d\u1eef li\u1ec7u th\u01b0\u1eddng \u0111\u01b0\u1ee3c v\u00ed nh\u01b0 &#8220;d\u1ea7u m\u1ecf&#8221; c\u1ee7a n\u1ec1n kinh t\u1ebf s\u1ed1. T\u1eeb nh\u1eefng giao d\u1ecbch ng\u00e2n h\u00e0ng ph\u1ee9c t\u1ea1p, h\u1ed3 s\u01a1 b\u1ec7nh \u00e1n \u0111i\u1ec7n t\u1eed, cho \u0111\u1ebfn m\u1ed7i l\u01b0\u1ee3t th\u00edch (like) hay b\u00ecnh lu\u1eadn tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i, t\u1ea5t c\u1ea3 \u0111\u1ec1u l\u00e0 d\u1eef li\u1ec7u. Tuy nhi\u00ean, d\u1eef li\u1ec7u th\u00f4 s\u1ebd tr\u1edf n\u00ean v\u00f4 ngh\u0129a n\u1ebfu kh\u00f4ng c\u00f3 n\u01a1i l\u01b0u tr\u1eef an to\u00e0n v\u00e0 ph\u01b0\u01a1ng th\u1ee9c truy xu\u1ea5t hi\u1ec7u qu\u1ea3.<\/p>\n<p>H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng n\u1ebfu m\u1ed9t ng\u00e2n h\u00e0ng l\u01b0u tr\u1eef th\u00f4ng tin t\u00e0i kho\u1ea3n kh\u00e1ch h\u00e0ng tr\u00ean c\u00e1c file Excel r\u1eddi r\u1ea1c thay v\u00ec m\u1ed9t h\u1ec7 th\u1ed1ng chuy\u00ean d\u1ee5ng. \u0110i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra? R\u1ee7i ro m\u1ea5t m\u00e1t d\u1eef li\u1ec7u, xung \u0111\u1ed9t khi nhi\u1ec1u ng\u01b0\u1eddi c\u00f9ng ch\u1ec9nh s\u1eeda, v\u00e0 quan tr\u1ecdng nh\u1ea5t l\u00e0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd s\u1ebd ch\u1eadm \u0111\u1ebfn m\u1ee9c kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c. \u0110\u00f3 ch\u00ednh l\u00e0 l\u00fac ch\u00fang ta c\u1ea7n \u0111\u1ebfn <strong>Database Server<\/strong>.<\/p>\n<p>Database Server kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh ch\u1ee9a d\u1eef li\u1ec7u. N\u00f3 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n (Integrity), b\u1ea3o m\u1eadt (Security) v\u00e0 kh\u1ea3 n\u0103ng s\u1eb5n s\u00e0ng (Availability) cho th\u00f4ng tin c\u1ee7a doanh nghi\u1ec7p. B\u00e0i vi\u1ebft n\u00e0y c\u1ee7a <a href=\"https:\/\/interdata.vn\/\" target=\"_blank\" rel=\"noopener noreferrer\">InterData<\/a> s\u1ebd l\u00e0 c\u1ea9m nang to\u00e0n di\u1ec7n t\u1eeb A-Z v\u1ec1 Database Server, gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 b\u1ea3n ch\u1ea5t, ki\u1ebfn tr\u00fac v\u00e0 c\u00e1ch l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p nh\u1ea5t cho n\u0103m 2026.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Database-Server-la-gi\"><\/span>Database Server l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1-Dinh-nghia-Database-Server\"><\/span>1. \u0110\u1ecbnh ngh\u0129a Database Server<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Database Server (M\u00e1y ch\u1ee7 c\u01a1 s\u1edf d\u1eef li\u1ec7u) l\u00e0 m\u1ed9t m\u00e1y ch\u1ee7 (server) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ri\u00eang bi\u1ec7t \u0111\u1ec3 c\u00e0i \u0111\u1eb7t v\u00e0 v\u1eadn h\u00e0nh c\u00e1c ph\u1ea7n m\u1ec1m qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u. Nhi\u1ec7m v\u1ee5 ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef v\u00e0 qu\u1ea3n l\u00fd d\u1eef li\u1ec7u cho c\u00e1c m\u00e1y kh\u00e1ch (Client) ho\u1eb7c c\u00e1c m\u00e1y ch\u1ee7 \u1ee9ng d\u1ee5ng (<a href=\"https:\/\/interdata.vn\/blog\/application-server-la-gi\/\">Application Server<\/a>) kh\u00e1c trong m\u1ea1ng l\u01b0\u1edbi.<\/p>\n<p>V\u1ec1 m\u1eb7t v\u1eadt l\u00fd, Database Server l\u00e0 m\u1ed9t m\u00e1y t\u00ednh c\u00f3 c\u1ea5u h\u00ecnh m\u1ea1nh m\u1ebd, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1ec1 dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb (RAM) v\u00e0 t\u1ed1c \u0111\u1ed9 \u1ed5 c\u1ee9ng (Storage). V\u1ec1 m\u1eb7t logic, n\u00f3 l\u00e0 n\u01a1i ch\u1ee9a ph\u1ea7n m\u1ec1m DBMS (Database Management System) \u0111\u1ec3 th\u1ef1c thi c\u00e1c c\u00e2u l\u1ec7nh truy v\u1ea5n.<\/p>\n<figure id=\"attachment_38437\" aria-describedby=\"caption-attachment-38437\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-38437\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Database-Server-1.webp\" alt=\"Database Server\" width=\"800\" height=\"436\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Database-Server-1.webp 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Database-Server-1-300x164.webp 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Database-Server-1-768x419.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-38437\" class=\"wp-caption-text\">Database Server<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"2-Phan-biet-Database-DBMS-va-Database-Server\"><\/span>2. Ph\u00e2n bi\u1ec7t Database, DBMS v\u00e0 Database Server<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng nh\u1ea7m l\u1eabn ba kh\u00e1i ni\u1ec7m n\u00e0y. \u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n, ch\u00fang ta c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh c\u1ee7a m\u1ed9t th\u01b0 vi\u1ec7n:<\/p>\n<ul>\n<li><strong>Database (C\u01a1 s\u1edf d\u1eef li\u1ec7u):<\/strong> Gi\u1ed1ng nh\u01b0 <i>to\u00e0n b\u1ed9 s\u00e1ch<\/i> trong th\u01b0 vi\u1ec7n. \u0110\u00e2y l\u00e0 t\u1eadp h\u1ee3p c\u00e1c d\u1eef li\u1ec7u c\u00f3 t\u1ed5 ch\u1ee9c.<\/li>\n<li><strong>DBMS (H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u):<\/strong> Gi\u1ed1ng nh\u01b0 <i>ng\u01b0\u1eddi th\u1ee7 th\u01b0<\/i>. \u0110\u00e2y l\u00e0 ph\u1ea7n m\u1ec1m (nh\u01b0 MySQL, Oracle) gi\u00fap b\u1ea1n t\u00ecm ki\u1ebfm, s\u1eafp x\u1ebfp, th\u00eam m\u1edbi ho\u1eb7c lo\u1ea1i b\u1ecf s\u00e1ch. B\u1ea1n kh\u00f4ng th\u1ec3 t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp v\u00e0o s\u00e1ch m\u00e0 ph\u1ea3i th\u00f4ng qua th\u1ee7 th\u01b0.<\/li>\n<li><strong>Database Server (M\u00e1y ch\u1ee7 c\u01a1 s\u1edf d\u1eef li\u1ec7u):<\/strong> Gi\u1ed1ng nh\u01b0 <i>t\u00f2a nh\u00e0 th\u01b0 vi\u1ec7n<\/i>. \u0110\u00e2y l\u00e0 h\u1ea1 t\u1ea7ng ph\u1ea7n c\u1ee9ng v\u00e0 m\u00f4i tr\u01b0\u1eddng \u0111\u1ec3 ng\u01b0\u1eddi th\u1ee7 th\u01b0 l\u00e0m vi\u1ec7c v\u00e0 ch\u1ee9a \u0111\u1ef1ng c\u00e1c cu\u1ed1n s\u00e1ch.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3-Database-Server-hoat-dong-nhu-the-nao-Mo-hinh-Client-Server\"><\/span>3. Database Server ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? (M\u00f4 h\u00ecnh Client-Server)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Database Server ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean m\u00f4 h\u00ecnh <strong>Client-Server<\/strong> (Kh\u00e1ch-Ch\u1ee7). Quy tr\u00ecnh <a href=\"https:\/\/interdata.vn\/blog\/data-preprocessing-la-gi\/\">x\u1eed l\u00fd d\u1eef li\u1ec7u<\/a> th\u01b0\u1eddng di\u1ec5n ra theo c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ol>\n<li><strong>G\u1eedi y\u00eau c\u1ea7u (Request):<\/strong> M\u00e1y kh\u00e1ch (Client) &#8211; c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t <a href=\"https:\/\/interdata.vn\/blog\/web-application-la-gi\/\">\u1ee9ng d\u1ee5ng web<\/a> ho\u1eb7c ph\u1ea7n m\u1ec1m k\u1ebf to\u00e1n &#8211; g\u1eedi m\u1ed9t y\u00eau c\u1ea7u d\u01b0\u1edbi d\u1ea1ng c\u00e2u l\u1ec7nh truy v\u1ea5n (Query, th\u01b0\u1eddng l\u00e0 SQL) \u0111\u1ebfn Database Server.<\/li>\n<li><strong>X\u1eed l\u00fd (Processing):<\/strong> Database Server nh\u1eadn l\u1ec7nh. Ph\u1ea7n m\u1ec1m DBMS s\u1ebd ph\u00e2n t\u00edch c\u00fa ph\u00e1p c\u00e2u l\u1ec7nh, ki\u1ec3m tra quy\u1ec1n truy c\u1eadp, l\u1eadp k\u1ebf ho\u1ea1ch th\u1ef1c thi t\u1ed1i \u01b0u nh\u1ea5t v\u00e0 t\u00ecm ki\u1ebfm d\u1eef li\u1ec7u trong \u1ed5 c\u1ee9ng ho\u1eb7c <a href=\"https:\/\/interdata.vn\/blog\/cache-la-gi\/\">b\u1ed9 nh\u1edb \u0111\u1ec7m<\/a>.<\/li>\n<li><strong>Tr\u1ea3 k\u1ebft qu\u1ea3 (Response):<\/strong> Sau khi l\u1ea5y \u0111\u01b0\u1ee3c d\u1eef li\u1ec7u ho\u1eb7c th\u1ef1c hi\u1ec7n xong thao t\u00e1c (nh\u01b0 th\u00eam, s\u1eeda, x\u00f3a), Server s\u1ebd g\u1eedi k\u1ebft qu\u1ea3 ph\u1ea3n h\u1ed3i ng\u01b0\u1ee3c l\u1ea1i cho Client.<\/li>\n<\/ol>\n<figure id=\"attachment_38441\" aria-describedby=\"caption-attachment-38441\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-38441\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Nguyen-ly-hoat-dong-cua-Database-Server.webp\" alt=\"Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Database Server\" width=\"800\" height=\"436\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Nguyen-ly-hoat-dong-cua-Database-Server.webp 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Nguyen-ly-hoat-dong-cua-Database-Server-300x164.webp 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2024\/09\/Nguyen-ly-hoat-dong-cua-Database-Server-768x419.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-38441\" class=\"wp-caption-text\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Database Server<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Kien-truc-ky-thuat-cua-mot-Database-Server-chuan\"><\/span>Ki\u1ebfn tr\u00fac k\u1ef9 thu\u1eadt c\u1ee7a m\u1ed9t Database Server chu\u1ea9n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u n\u0103ng cao v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, ki\u1ebfn tr\u00fac c\u1ee7a Database Server \u0111\u01b0\u1ee3c chia th\u00e0nh hai ph\u1ea7n ch\u00ednh: Ph\u1ea7n c\u1ee9ng v\u00e0 Ph\u1ea7n m\u1ec1m. Vi\u1ec7c hi\u1ec3u r\u00f5 ki\u1ebfn tr\u00fac n\u00e0y gi\u00fap b\u1ea1n t\u1ed1i \u01b0u h\u00f3a h\u1ec7 th\u1ed1ng t\u1ed1t h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1-Thanh-phan-phan-cung-Hardware\"><\/span>1. Th\u00e0nh ph\u1ea7n ph\u1ea7n c\u1ee9ng (Hardware)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ph\u1ea7n c\u1ee9ng l\u00e0 n\u1ec1n m\u00f3ng c\u1ee7a Database Server. T\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i d\u1eef li\u1ec7u v\u00e0 l\u01b0\u1ee3ng truy c\u1eadp, y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng s\u1ebd kh\u00e1c nhau:<\/p>\n<ul>\n<li><strong>CPU (Vi x\u1eed l\u00fd):<\/strong> Ch\u1ecbu tr\u00e1ch nhi\u1ec7m ph\u00e2n t\u00edch c\u00e2u l\u1ec7nh, t\u00ednh to\u00e1n v\u00e0 qu\u1ea3n l\u00fd c\u00e1c k\u1ebft n\u1ed1i.\n<ul>\n<li>\u0110\u1ed1i v\u1edbi c\u00e1c giao d\u1ecbch ph\u1ee9c t\u1ea1p (OLTP): C\u1ea7n CPU c\u00f3 xung nh\u1ecbp (<a href=\"https:\/\/interdata.vn\/blog\/toc-do-cpu\/\">Clock speed<\/a>) cao.<\/li>\n<li>\u0110\u1ed1i v\u1edbi ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1edbn (OLAP): C\u1ea7n CPU c\u00f3 nhi\u1ec1u nh\u00e2n (Multi-core) \u0111\u1ec3 x\u1eed l\u00fd song song.<\/li>\n<\/ul>\n<\/li>\n<li><strong>RAM (B\u1ed9 nh\u1edb trong):<\/strong> \u0110\u00e2y l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u n\u0103ng \u0111\u1ecdc (Read performance). Database Server lu\u00f4n c\u1ed1 g\u1eafng \u0111\u01b0a c\u00e0ng nhi\u1ec1u d\u1eef li\u1ec7u th\u01b0\u1eddng xuy\u00ean truy c\u1eadp v\u00e0o RAM (<a href=\"https:\/\/interdata.vn\/blog\/caching-la-gi\/\">Caching<\/a>) c\u00e0ng t\u1ed1t \u0111\u1ec3 gi\u1ea3m thi\u1ec3u vi\u1ec7c \u0111\u1ecdc t\u1eeb \u1ed5 c\u1ee9ng ch\u1eadm ch\u1ea1p.<\/li>\n<li><strong>Storage (L\u01b0u tr\u1eef):<\/strong> N\u01a1i d\u1eef li\u1ec7u n\u1eb1m v\u0129nh vi\u1ec5n.\n<ul>\n<li><strong>SSD NVMe:<\/strong> B\u1eaft bu\u1ed9c cho c\u00e1c Database Server hi\u1ec7n \u0111\u1ea1i y\u00eau c\u1ea7u IOPS (Input\/Output Operations Per Second) cao.<\/li>\n<li><strong>HDD:<\/strong> Ch\u1ec9 n\u00ean d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1ea1nh (\u00edt truy c\u1eadp) ho\u1eb7c d\u00f9ng cho m\u1ee5c \u0111\u00edch Backup do t\u1ed1c \u0111\u1ed9 ch\u1eadm.<\/li>\n<li><strong>Redundancy (D\u01b0 th\u1eeba):<\/strong> S\u1eed d\u1ee5ng <a href=\"https:\/\/interdata.vn\/blog\/raid-la-gi\/\">RAID<\/a> 10 ho\u1eb7c RAID 5\/6 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u1ebfu m\u1ed9t \u1ed5 c\u1ee9ng h\u1ecfng, d\u1eef li\u1ec7u v\u1eabn an to\u00e0n.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<div class=\"highlight-cta-box\">\n<h3><span class=\"ez-toc-section\" id=\"Xay-Dung-Database-Server-Rieng-Biet-Hieu-Nang-Cao\"><\/span>X\u00e2y D\u1ef1ng Database Server Ri\u00eang Bi\u1ec7t Hi\u1ec7u N\u0103ng Cao?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1edf h\u1eefu ngay <a href=\"https:\/\/interdata.vn\/blog\/server-vat-ly-la-gi\/\">m\u00e1y ch\u1ee7 v\u1eadt l\u00fd<\/a> v\u1edbi c\u1ea5u h\u00ecnh CPU Intel Xeon\/Gold m\u1ea1nh m\u1ebd, \u1ed5 c\u1ee9ng NVMe Enterprise si\u00eau t\u1ed1c v\u00e0 to\u00e0n quy\u1ec1n qu\u1ea3n tr\u1ecb root.<\/p>\n<p><a class=\"cta-button\" href=\"https:\/\/interdata.vn\/vietnam-dedicated-server\/\" target=\"_blank\" rel=\"noopener noreferrer\">Xem B\u1ea3ng Gi\u00e1 Thu\u00ea Server Gi\u00e1 R\u1ebb<\/a><\/p>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"2-Thanh-phan-phan-mem-Software-Structure\"><\/span>2. Th\u00e0nh ph\u1ea7n ph\u1ea7n m\u1ec1m (Software Structure)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u00ean trong m\u1ed9t ph\u1ea7n m\u1ec1m DBMS ch\u1ea1y tr\u00ean Server, ki\u1ebfn tr\u00fac th\u01b0\u1eddng bao g\u1ed3m c\u00e1c module:<\/p>\n<ul>\n<li><strong>Connection Manager:<\/strong> Qu\u1ea3n l\u00fd c\u00e1c k\u1ebft n\u1ed1i t\u1eeb Client, x\u00e1c th\u1ef1c \u0111\u0103ng nh\u1eadp v\u00e0 b\u1ea3o m\u1eadt.<\/li>\n<li><strong>Query Parser &amp; Optimizer:<\/strong> &#8220;B\u1ed9 n\u00e3o&#8221; c\u1ee7a Database. N\u00f3 d\u1ecbch c\u00e2u l\u1ec7nh SQL, t\u00ednh to\u00e1n xem n\u00ean d\u00f9ng ch\u1ec9 m\u1ee5c (Index) n\u00e0o \u0111\u1ec3 l\u1ea5y d\u1eef li\u1ec7u nhanh nh\u1ea5t v\u1edbi chi ph\u00ed t\u00e0i nguy\u00ean th\u1ea5p nh\u1ea5t.<\/li>\n<li><strong>Storage Engine:<\/strong> Module tr\u1ef1c ti\u1ebfp l\u00e0m vi\u1ec7c v\u1edbi file tr\u00ean \u1ed5 c\u1ee9ng. V\u00ed d\u1ee5: Trong MySQL c\u00f3 InnoDB (h\u1ed7 tr\u1ee3 Transaction) v\u00e0 MyISAM (t\u1ed1c \u0111\u1ed9 \u0111\u1ecdc nhanh nh\u01b0ng \u00edt t\u00ednh n\u0103ng an to\u00e0n h\u01a1n).<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3-Cac-khai-niem-quan-trong-trong-kien-truc\"><\/span>3. C\u00e1c kh\u00e1i ni\u1ec7m quan tr\u1ecdng trong ki\u1ebfn tr\u00fac<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Primary Key (Kh\u00f3a ch\u00ednh):<\/strong> \u0110\u1ecbnh danh duy nh\u1ea5t cho m\u1ed7i d\u00f2ng d\u1eef li\u1ec7u (nh\u01b0 s\u1ed1 CMND\/CCCD c\u1ee7a m\u1ed7i ng\u01b0\u1eddi).<\/li>\n<li><strong>Foreign Key (Kh\u00f3a ngo\u1ea1i):<\/strong> D\u00f9ng \u0111\u1ec3 li\u00ean k\u1ebft d\u1eef li\u1ec7u gi\u1eefa c\u00e1c b\u1ea3ng v\u1edbi nhau, \u0111\u1ea3m b\u1ea3o t\u00ednh to\u00e0n v\u1eb9n tham chi\u1ebfu.<\/li>\n<li><strong>Indexing (Ch\u1ec9 m\u1ee5c):<\/strong> M\u1ed9t c\u1ea5u tr\u00fac d\u1eef li\u1ec7u \u0111\u1eb7c bi\u1ec7t gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 t\u00ecm ki\u1ebfm. Gi\u1ed1ng nh\u01b0 m\u1ee5c l\u1ee5c \u1edf cu\u1ed1i cu\u1ed1n s\u00e1ch, Index gi\u00fap Server t\u00ecm ngay \u0111\u1ebfn trang c\u1ea7n \u0111\u1ecdc m\u00e0 kh\u00f4ng ph\u1ea3i l\u1eadt t\u1eebng trang (Full Table Scan).<\/li>\n<li><strong>Transaction (Giao d\u1ecbch):<\/strong> M\u1ed9t t\u1eadp h\u1ee3p c\u00e1c thao t\u00e1c \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb duy nh\u1ea5t. Ho\u1eb7c t\u1ea5t c\u1ea3 \u0111\u1ec1u th\u00e0nh c\u00f4ng, ho\u1eb7c t\u1ea5t c\u1ea3 \u0111\u1ec1u th\u1ea5t b\u1ea1i (v\u00ed d\u1ee5: chuy\u1ec3n ti\u1ec1n ng\u00e2n h\u00e0ng).<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Phan-loai-Database-Server-SQL-vs-NoSQL-So-sanh-chi-tiet\"><\/span>Ph\u00e2n lo\u1ea1i Database Server: SQL vs NoSQL (So s\u00e1nh chi ti\u1ebft)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u0103m 2026, th\u1ebf gi\u1edbi Database Server v\u1eabn \u0111\u01b0\u1ee3c chia th\u00e0nh hai th\u00e1i c\u1ef1c ch\u00ednh: RDBMS (SQL) v\u00e0 NoSQL. Vi\u1ec7c l\u1ef1a ch\u1ecdn sai lo\u1ea1i Database ngay t\u1eeb \u0111\u1ea7u c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c ph\u1ea3i \u0111\u1eadp \u0111i x\u00e2y l\u1ea1i to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng sau n\u00e0y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1-Relational-Database-Management-System-RDBMS-%E2%80%93-SQL\"><\/span>1. Relational Database Management System (RDBMS &#8211; SQL)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 lo\u1ea1i Database truy\u1ec1n th\u1ed1ng v\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t, ra \u0111\u1eddi t\u1eeb nh\u1eefng n\u0103m 1970. D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef d\u01b0\u1edbi d\u1ea1ng <strong>B\u1ea3ng (Table)<\/strong> v\u1edbi c\u00e1c H\u00e0ng (Row) v\u00e0 C\u1ed9t (Column) \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a ch\u1eb7t ch\u1ebd (<a href=\"https:\/\/interdata.vn\/blog\/schema-la-gi\/\">Schema<\/a>).<\/p>\n<ul>\n<li><strong>\u0110\u1eb7c \u0111i\u1ec3m c\u1ed1t l\u00f5i:<\/strong> Tu\u00e2n th\u1ee7 chu\u1ea9n <strong>ACID<\/strong>.\n<ul>\n<li><strong>Atomicity (T\u00ednh nguy\u00ean t\u1eed):<\/strong> Giao d\u1ecbch th\u00e0nh c\u00f4ng ho\u00e0n to\u00e0n ho\u1eb7c th\u1ea5t b\u1ea1i ho\u00e0n to\u00e0n.<\/li>\n<li><strong>Consistency (T\u00ednh nh\u1ea5t qu\u00e1n):<\/strong> D\u1eef li\u1ec7u lu\u00f4n \u0111\u00fang v\u1edbi c\u00e1c quy t\u1eafc \u0111\u00e3 \u0111\u1eb7t ra tr\u01b0\u1edbc v\u00e0 sau giao d\u1ecbch.<\/li>\n<li><strong>Isolation (T\u00ednh c\u00f4 l\u1eadp):<\/strong> C\u00e1c giao d\u1ecbch di\u1ec5n ra \u0111\u1ed3ng th\u1eddi kh\u00f4ng \u1ea3nh h\u01b0\u1edfng l\u1eabn nhau.<\/li>\n<li><strong>Durability (T\u00ednh b\u1ec1n v\u1eefng):<\/strong> D\u1eef li\u1ec7u \u0111\u00e3 l\u01b0u l\u00e0 v\u0129nh vi\u1ec5n, k\u1ec3 c\u1ea3 khi m\u1ea5t \u0111i\u1ec7n.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ph\u00f9 h\u1ee3p cho:<\/strong> C\u00e1c h\u1ec7 th\u1ed1ng t\u00e0i ch\u00ednh, ng\u00e2n h\u00e0ng, th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, qu\u1ea3n l\u00fd kho v\u1eadn (ERP) n\u01a1i s\u1ef1 ch\u00ednh x\u00e1c c\u1ee7a d\u1eef li\u1ec7u l\u00e0 \u01b0u ti\u00ean s\u1ed1 1.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2-Non-Relational-Database-NoSQL\"><\/span>2. Non-Relational Database (NoSQL)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>NoSQL (Not Only SQL) ra \u0111\u1eddi \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n v\u1ec1 d\u1eef li\u1ec7u l\u1edbn (<a href=\"https:\/\/interdata.vn\/blog\/big-data-la-gi\/\">Big Data<\/a>) v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t m\u00e0 SQL g\u1eb7p kh\u00f3 kh\u0103n.<\/p>\n<ul>\n<li class=\"ck-list-marker-bold\"><strong>\u0110\u1eb7c \u0111i\u1ec3m c\u1ed1t l\u00f5i:<\/strong>\n<ul>\n<li>Kh\u00f4ng d\u00f9ng b\u1ea3ng c\u1ed1 \u0111\u1ecbnh. C\u00f3 th\u1ec3 l\u01b0u tr\u1eef d\u1ea1ng Key-Value, Document (JSON), Graph ho\u1eb7c Column-family.<\/li>\n<li>Schema linh ho\u1ea1t (Schema-less): B\u1ea1n c\u00f3 th\u1ec3 th\u00eam tr\u01b0\u1eddng d\u1eef li\u1ec7u m\u1edbi cho m\u1ed9t b\u1ea3n ghi m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda \u0111\u1ed5i to\u00e0n b\u1ed9 c\u1ea5u tr\u00fac.<\/li>\n<li>Tu\u00e2n th\u1ee7 chu\u1ea9n <strong>BASE<\/strong> (Basically Available, Soft state, Eventual consistency) &#8211; ch\u1ea5p nh\u1eadn d\u1eef li\u1ec7u c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ed3ng b\u1ed9 ngay l\u1eadp t\u1ee9c \u0111\u1ec3 \u0111\u1ed5i l\u1ea5y t\u1ed1c \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Ph\u00f9 h\u1ee3p cho:<\/strong> M\u1ea1ng x\u00e3 h\u1ed9i, h\u1ec7 th\u1ed1ng <a href=\"https:\/\/interdata.vn\/blog\/internet-of-things\/\">IoT<\/a>, ph\u00e2n t\u00edch d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c (Real-time analytics), qu\u1ea3n l\u00fd n\u1ed9i dung (<a href=\"https:\/\/interdata.vn\/blog\/cms-la-gi\/\">CMS<\/a>) quy m\u00f4 l\u1edbn.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3-Bang-so-sanh-SQL-va-NoSQL\"><\/span>3. B\u1ea3ng so s\u00e1nh SQL v\u00e0 NoSQL<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<figure class=\"table\">\n<table>\n<thead>\n<tr>\n<th>Ti\u00eau ch\u00ed<\/th>\n<th>SQL (RDBMS)<\/th>\n<th>NoSQL<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>C\u1ea5u tr\u00fac d\u1eef li\u1ec7u<\/strong><\/td>\n<td>B\u1ea3ng (Table) c\u1ed1 \u0111\u1ecbnh, quan h\u1ec7 ch\u1eb7t ch\u1ebd.<\/td>\n<td>Linh ho\u1ea1t (Document, Key-Value, Graph).<\/td>\n<\/tr>\n<tr>\n<td><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng (Scalability)<\/strong><\/td>\n<td><strong>Vertical (Scale Up):<\/strong> T\u0103ng RAM, CPU cho 1 m\u00e1y ch\u1ee7. Gi\u1edbi h\u1ea1n b\u1edfi ph\u1ea7n c\u1ee9ng.<\/td>\n<td><strong>Horizontal (Scale Out):<\/strong> Th\u00eam nhi\u1ec1u m\u00e1y ch\u1ee7 m\u1edbi v\u00e0o c\u1ee5m (Cluster). R\u1ea5t d\u1ec5 m\u1edf r\u1ed9ng.<\/td>\n<\/tr>\n<tr>\n<td><strong>Ng\u00f4n ng\u1eef truy v\u1ea5n<\/strong><\/td>\n<td>SQL (Structured Query Language) chu\u1ea9n h\u00f3a.<\/td>\n<td>Ph\u1ee5 thu\u1ed9c v\u00e0o t\u1eebng lo\u1ea1i (MongoDB Query, Cassandra CQL&#8230;).<\/td>\n<\/tr>\n<tr>\n<td><strong>\u0110\u1ed9 nh\u1ea5t qu\u00e1n<\/strong><\/td>\n<td>Cao (Strong Consistency).<\/td>\n<td>Th\u1ea5p h\u01a1n (Eventual Consistency), \u01b0u ti\u00ean t\u1ed1c \u0111\u1ed9.<\/td>\n<\/tr>\n<tr>\n<td><strong>V\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh<\/strong><\/td>\n<td>MySQL, <a href=\"https:\/\/interdata.vn\/blog\/postgresql-la-gi\/\">PostgreSQL<\/a>, Oracle, SQL Server.<\/td>\n<td>MongoDB, <a href=\"https:\/\/interdata.vn\/blog\/redis-la-gi\/\">Redis<\/a>, Cassandra, Neo4j.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<p><strong>Case Study th\u1ef1c t\u1ebf:<\/strong><\/p>\n<p>Netflix s\u1eed d\u1ee5ng <strong>Cassandra (NoSQL)<\/strong> \u0111\u1ec3 l\u01b0u tr\u1eef l\u1ecbch s\u1eed xem phim c\u1ee7a h\u00e0ng tr\u0103m tri\u1ec7u ng\u01b0\u1eddi d\u00f9ng v\u00ec c\u1ea7n t\u1ed1c \u0111\u1ed9 ghi c\u1ef1c nhanh v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng to\u00e0n c\u1ea7u. Ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t ng\u00e2n h\u00e0ng nh\u01b0 Vietcombank s\u1ebd \u01b0u ti\u00ean d\u00f9ng <strong>Oracle (SQL)<\/strong> \u0111\u1ec3 qu\u1ea3n l\u00fd s\u1ed1 d\u01b0 t\u00e0i kho\u1ea3n nh\u1eb1m \u0111\u1ea3m b\u1ea3o kh\u00f4ng bao gi\u1edd c\u00f3 sai s\u00f3t d\u00f9 ch\u1ec9 1 \u0111\u1ed3ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Top-5-Phan-mem-Database-Server-pho-bien-nhat-hien-nay\"><\/span>Top 5 Ph\u1ea7n m\u1ec1m Database Server ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>D\u1ef1a tr\u00ean c\u00e1c b\u1ea3ng x\u1ebfp h\u1ea1ng uy t\u00edn nh\u01b0 DB-Engines Ranking v\u00e0 Stack Overflow Developer Survey, d\u01b0\u1edbi \u0111\u00e2y l\u00e0 5 c\u00e1i t\u00ean th\u1ed1ng tr\u1ecb th\u1ecb tr\u01b0\u1eddng:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1-MySQL-Open-Source\"><\/span>1. MySQL (Open Source)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>MySQL l\u00e0 &#8220;vua&#8221; c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng web. N\u00f3 l\u00e0 th\u00e0nh ph\u1ea7n ch\u1eef &#8220;M&#8221; trong LAMP Stack n\u1ed5i ti\u1ebfng.<br \/>\n<strong>\u01afu \u0111i\u1ec3m:<\/strong> Mi\u1ec5n ph\u00ed, c\u1ed9ng \u0111\u1ed3ng h\u1ed7 tr\u1ee3 c\u1ef1c l\u1edbn, d\u1ec5 s\u1eed d\u1ee5ng, hi\u1ec7u n\u0103ng \u0111\u1ecdc r\u1ea5t t\u1ed1t.<br \/>\n<strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> T\u00ednh n\u0103ng h\u1ea1n ch\u1ebf h\u01a1n so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p th\u01b0\u01a1ng m\u1ea1i khi x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 c\u1ef1c k\u1ef3 ph\u1ee9c t\u1ea1p.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2-PostgreSQL\"><\/span>2. PostgreSQL<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u01b0\u1ee3c m\u1ec7nh danh l\u00e0 &#8220;H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u <a href=\"https:\/\/interdata.vn\/blog\/source-code-la-gi\/\">m\u00e3 ngu\u1ed3n<\/a> m\u1edf ti\u00ean ti\u1ebfn nh\u1ea5t th\u1ebf gi\u1edbi&#8221;. PostgreSQL h\u1ed7 tr\u1ee3 c\u1ea3 SQL v\u00e0 JSON (NoSQL), n\u1ed5i ti\u1ebfng v\u1edbi s\u1ef1 tu\u00e2n th\u1ee7 chu\u1ea9n SQL nghi\u00eam ng\u1eb7t v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u00ednh n\u0103ng tuy\u1ec7t v\u1eddi.<br \/>\n<strong>\u01afu \u0111i\u1ec3m:<\/strong> M\u1ea1nh m\u1ebd, h\u1ed7 tr\u1ee3 GIS (\u0111\u1ecba l\u00fd), \u0111\u1ed9 tin c\u1eady cao.<br \/>\n<strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> C\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u h\u00f3a kh\u00f3 h\u01a1n MySQL.<\/p>\n<div class=\"highlight-cta-box\">\n<h3><span class=\"ez-toc-section\" id=\"Trien-Khai-MySQLPostgreSQL-Nhanh-Chong-Tren-Cloud\"><\/span>Tri\u1ec3n Khai MySQL\/PostgreSQL Nhanh Ch\u00f3ng Tr\u00ean Cloud<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kh\u1edfi t\u1ea1o Database Server ch\u1ec9 trong 30 gi\u00e2y v\u1edbi h\u1ea1 t\u1ea7ng <a href=\"https:\/\/interdata.vn\/blog\/cloud-server-may-chu-dam-may\/\">Cloud Server<\/a> linh ho\u1ea1t, d\u1ec5 d\u00e0ng n\u00e2ng c\u1ea5p t\u00e0i nguy\u00ean khi d\u1eef li\u1ec7u t\u0103ng tr\u01b0\u1edfng.<\/p>\n<p><a class=\"cta-button\" href=\"https:\/\/interdata.vn\/cloud-server\/\" target=\"_blank\" rel=\"noopener noreferrer\">Thu\u00ea Cloud Server Gi\u00e1 R\u1ebb Ngay<\/a><\/p>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"3-Microsoft-SQL-Server\"><\/span>3. Microsoft SQL Server<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1ea3n ph\u1ea9m ch\u1ee7 l\u1ef1c c\u1ee7a Microsoft, l\u00e0 l\u1ef1a ch\u1ecdn s\u1ed1 1 cho c\u00e1c doanh nghi\u1ec7p s\u1eed d\u1ee5ng h\u1ec7 sinh th\u00e1i Windows, .NET.<br \/>\n<strong>\u01afu \u0111i\u1ec3m:<\/strong> T\u00edch h\u1ee3p tuy\u1ec7t v\u1eddi v\u1edbi Excel, Azure. C\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd (SSMS) c\u00f3 giao di\u1ec7n tr\u1ef1c quan, d\u1ec5 d\u00f9ng nh\u1ea5t th\u1ecb tr\u01b0\u1eddng.<br \/>\n<strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Chi ph\u00ed b\u1ea3n quy\u1ec1n (License) kh\u00e1 cao, ch\u1ee7 y\u1ebfu ch\u1ea1y t\u1ed1t tr\u00ean Windows.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4-Oracle-Database\"><\/span>4. Oracle Database<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00d4ng tr\u00f9m trong m\u1ea3ng Enterprise. Oracle \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c t\u1eadp \u0111o\u00e0n \u0111a qu\u1ed1c gia v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3.<br \/>\n<strong>\u01afu \u0111i\u1ec3m:<\/strong> T\u00ednh n\u0103ng b\u1ea3o m\u1eadt, ch\u1ecbu t\u1ea3i v\u00e0 ph\u1ee5c h\u1ed3i th\u1ea3m h\u1ecda (Disaster Recovery) t\u1ed1t nh\u1ea5t th\u1ebf gi\u1edbi.<br \/>\n<strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Chi ph\u00ed &#8220;\u0111\u1eaft x\u1eaft ra mi\u1ebfng&#8221;, \u0111\u00f2i h\u1ecfi chuy\u00ean gia DBA tr\u00ecnh \u0111\u1ed9 cao \u0111\u1ec3 v\u1eadn h\u00e0nh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"5-MongoDB\"><\/span>5. MongoDB<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ea1i di\u1ec7n ti\u00eau bi\u1ec3u nh\u1ea5t c\u1ee7a d\u00f2ng NoSQL (Document-based). D\u1eef li\u1ec7u \u0111\u01b0\u1ee3c l\u01b0u d\u01b0\u1edbi d\u1ea1ng BSON (t\u01b0\u01a1ng t\u1ef1 JSON).<br \/>\n<strong>\u01afu \u0111i\u1ec3m:<\/strong> Linh ho\u1ea1t (kh\u00f4ng c\u1ea7n schema), t\u1ed1c \u0111\u1ed9 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng c\u1ef1c nhanh (\u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi Node.js).<br \/>\n<strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Kh\u00f4ng h\u1ed7 tr\u1ee3 t\u1ed1t c\u00e1c giao d\u1ecbch ph\u1ee9c t\u1ea1p li\u00ean quan \u0111\u1ebfn nhi\u1ec1u b\u1ea3ng (join) nh\u01b0 SQL.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-mo-hinh-trien-khai-On-Premises-vs-Cloud-Database\"><\/span>C\u00e1c m\u00f4 h\u00ecnh tri\u1ec3n khai: On-Premises vs Cloud Database<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1-May-chu-vat-ly-On-Premises\"><\/span>1. M\u00e1y ch\u1ee7 v\u1eadt l\u00fd (On-Premises)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Doanh nghi\u1ec7p t\u1ef1 mua server, t\u1ef1 x\u00e2y d\u1ef1ng ph\u00f2ng m\u00e1y (Data Center) ho\u1eb7c thu\u00ea ch\u1ed7 \u0111\u1eb7t m\u00e1y ch\u1ee7.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Ki\u1ec3m so\u00e1t to\u00e0n di\u1ec7n ph\u1ea7n c\u1ee9ng v\u00e0 d\u1eef li\u1ec7u. B\u1ea3o m\u1eadt n\u1ed9i b\u1ed9 t\u1ed1t (kh\u00f4ng c\u1ea7n ra <a href=\"https:\/\/interdata.vn\/blog\/mang-internet\/\">internet<\/a>). Hi\u1ec7u n\u0103ng cao nh\u1ea5t do kh\u00f4ng chia s\u1ebb t\u00e0i nguy\u00ean.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Chi ph\u00ed \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u (CapEx) r\u1ea5t l\u1edbn. T\u1ed1n nh\u00e2n s\u1ef1 v\u1eadn h\u00e0nh, b\u1ea3o tr\u00ec, lo l\u1eafng v\u1ec1 \u0111i\u1ec7n, l\u1ea1nh.<\/li>\n<\/ul>\n<div class=\"highlight-cta-box\">\n<h3><span class=\"ez-toc-section\" id=\"Ban-Da-Co-Server-Nhung-Thieu-Cho-Dat-Chuan-Tier-3\"><\/span>B\u1ea1n \u0110\u00e3 C\u00f3 Server Nh\u01b0ng Thi\u1ebfu Ch\u1ed7 \u0110\u1eb7t Chu\u1ea9n Tier 3?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>D\u1ecbch v\u1ee5 thu\u00ea ch\u1ed7 \u0111\u1eb7t m\u00e1y ch\u1ee7 (Co-location) c\u1ee7a InterData \u0111\u1ea3m b\u1ea3o ngu\u1ed3n \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh, \u0111\u01b0\u1eddng truy\u1ec1n t\u1ed1c \u0111\u1ed9 cao v\u00e0 b\u1ea3o m\u1eadt v\u1eadt l\u00fd tuy\u1ec7t \u0111\u1ed1i.<\/p>\n<p><a class=\"cta-button\" href=\"https:\/\/interdata.vn\/vietnam-co-location\/\" target=\"_blank\" rel=\"noopener noreferrer\">Xem D\u1ecbch V\u1ee5 Thu\u00ea Ch\u1ed7 \u0110\u1eb7t Server<\/a><\/p>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"2-Cloud-Database-DBaaS-%E2%80%93-Database-as-a-Service\"><\/span>2. Cloud Database (DBaaS &#8211; Database as a Service)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1eed d\u1ee5ng h\u1ea1 t\u1ea7ng c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p nh\u01b0 AWS (RDS), Google Cloud (Cloud SQL) ho\u1eb7c c\u00e1c nh\u00e0 cung c\u1ea5p Cloud trong n\u01b0\u1edbc.<\/p>\n<ul>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> Bi\u1ebfn chi ph\u00ed \u0111\u1ea7u t\u01b0 th\u00e0nh chi ph\u00ed v\u1eadn h\u00e0nh (OpEx). D\u1ec5 d\u00e0ng m\u1edf r\u1ed9ng (Scale) ch\u1ec9 b\u1eb1ng v\u00e0i c\u00fa click chu\u1ed9t. Vi\u1ec7c sao l\u01b0u, v\u00e1 l\u1ed7i b\u1ea3o m\u1eadt th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng h\u00f3a.<\/li>\n<li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/strong> Ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u01b0\u1eddng truy\u1ec1n internet. Chi ph\u00ed c\u00f3 th\u1ec3 t\u0103ng cao n\u1ebfu kh\u00f4ng ki\u1ec3m so\u00e1t t\u1ed1t t\u00e0i nguy\u00ean.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3-Xu-huong-Hybrid-Cloud\"><\/span>3. Xu h\u01b0\u1edbng Hybrid Cloud<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Nhi\u1ec1u doanh nghi\u1ec7p hi\u1ec7n nay ch\u1ecdn gi\u1ea3i ph\u00e1p lai: D\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m c\u1ed1t l\u00f5i l\u01b0u tr\u00ean m\u00e1y ch\u1ee7 v\u1eadt l\u00fd On-Premises \u0111\u1ec3 b\u1ea3o m\u1eadt, trong khi c\u00e1c d\u1eef li\u1ec7u ph\u1ee5c v\u1ee5 \u1ee9ng d\u1ee5ng web ho\u1eb7c ph\u00e2n t\u00edch th\u00ec \u0111\u1ea9y l\u00ean Cloud \u0111\u1ec3 t\u1eadn d\u1ee5ng kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Toi-uu-hoa-hieu-nang-Bao-mat-Database-Server\"><\/span>T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng &amp; B\u1ea3o m\u1eadt Database Server<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1-Ky-thuat-toi-uu-hoa-Performance-Tuning\"><\/span>1. K\u1ef9 thu\u1eadt t\u1ed1i \u01b0u h\u00f3a (Performance Tuning)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t Database Server m\u1ea1nh \u0111\u1ebfn m\u1ea5y c\u0169ng s\u1ebd ch\u1eadm n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u \u0111\u00fang c\u00e1ch:<\/p>\n<ul>\n<li><strong>S\u1eed d\u1ee5ng Indexing th\u00f4ng minh:<\/strong> \u0110\u00e1nh ch\u1ec9 m\u1ee5c cho c\u00e1c c\u1ed9t th\u01b0\u1eddng xuy\u00ean \u0111\u01b0\u1ee3c d\u00f9ng trong m\u1ec7nh \u0111\u1ec1 <code>WHERE<\/code>, <code>JOIN<\/code>, <code>ORDER BY<\/code>. Tuy nhi\u00ean, kh\u00f4ng \u0111\u01b0\u1ee3c l\u1ea1m d\u1ee5ng v\u00ec qu\u00e1 nhi\u1ec1u Index s\u1ebd l\u00e0m ch\u1eadm thao t\u00e1c Ghi (Insert\/Update).<\/li>\n<li><strong>Query Optimization:<\/strong> Tr\u00e1nh d\u00f9ng <code>SELECT *<\/code> (l\u1ea5y t\u1ea5t c\u1ea3 c\u1ed9t) khi kh\u00f4ng c\u1ea7n thi\u1ebft. Vi\u1ebft c\u00e2u l\u1ec7nh SQL r\u00f5 r\u00e0ng, tr\u00e1nh c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/vong-lap-la-gi\/\">v\u00f2ng l\u1eb7p<\/a> l\u1ed3ng nhau ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>Caching:<\/strong> S\u1eed d\u1ee5ng Redis ho\u1eb7c Memcached \u0111\u1ec3 l\u01b0u t\u1ea1m c\u00e1c k\u1ebft qu\u1ea3 truy v\u1ea5n ph\u1ed5 bi\u1ebfn tr\u00ean RAM. \u0110i\u1ec1u n\u00e0y gi\u1ea3m t\u1ea3i \u00e1p l\u1ef1c c\u1ef1c l\u1edbn cho Database ch\u00ednh.<\/li>\n<li><strong>Sharding &amp; Partitioning:<\/strong> Khi d\u1eef li\u1ec7u qu\u00e1 l\u1edbn (h\u00e0ng t\u1ef7 d\u00f2ng), h\u00e3y chia nh\u1ecf b\u1ea3ng ra th\u00e0nh c\u00e1c ph\u1ea7n nh\u1ecf h\u01a1n (<a href=\"https:\/\/interdata.vn\/blog\/partition-la-gi\/\">Partition<\/a>) ho\u1eb7c ph\u00e2n t\u00e1n d\u1eef li\u1ec7u ra nhi\u1ec1u server kh\u00e1c nhau (Sharding).<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2-Bao-mat-Database-Security\"><\/span>2. B\u1ea3o m\u1eadt Database (Security)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>D\u1eef li\u1ec7u l\u00e0 t\u00e0i s\u1ea3n, v\u00e0 n\u00f3 c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7:<\/p>\n<ul>\n<li><strong>M\u00e3 h\u00f3a (Encryption):<\/strong> <a href=\"https:\/\/interdata.vn\/blog\/ma-hoa-du-lieu-data-encryption\/\">M\u00e3 h\u00f3a d\u1eef li\u1ec7u<\/a> khi l\u01b0u tr\u1eef (At rest) v\u00e0 khi truy\u1ec1n t\u1ea3i qua m\u1ea1ng (In transit) b\u1eb1ng SSL\/TLS.<\/li>\n<li><strong>Qu\u1ea3n l\u00fd quy\u1ec1n (User Permission):<\/strong> \u00c1p d\u1ee5ng nguy\u00ean t\u1eafc &#8220;\u0111\u1eb7c quy\u1ec1n t\u1ed1i thi\u1ec3u&#8221; (Least Privilege). Ch\u1ec9 c\u1ea5p quy\u1ec1n v\u1eeba \u0111\u1ee7 cho nh\u00e2n vi\u00ean\/\u1ee9ng d\u1ee5ng \u0111\u1ec3 l\u00e0m vi\u1ec7c, kh\u00f4ng d\u00f9ng t\u00e0i kho\u1ea3n <code>root<\/code> ho\u1eb7c <code>sa<\/code> cho c\u00e1c t\u00e1c v\u1ee5 th\u01b0\u1eddng ng\u00e0y.<\/li>\n<li><strong>Ch\u1ed1ng <a href=\"https:\/\/interdata.vn\/blog\/tan-cong-sql-injection-la-gi\/\">SQL Injection<\/a>:<\/strong> \u0110\u00e2y l\u00e0 l\u1ed7 h\u1ed5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t. Lu\u00f4n s\u1eed d\u1ee5ng <i>Prepared Statements<\/i> ho\u1eb7c <i>Stored Procedures<\/i> \u0111\u1ec3 l\u1ecdc d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o t\u1eeb ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3-Sao-luu-va-phuc-hoi-Backup-Recovery\"><\/span>3. Sao l\u01b0u v\u00e0 ph\u1ee5c h\u1ed3i (Backup &amp; Recovery)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Lu\u00f4n tu\u00e2n th\u1ee7 chi\u1ebfn l\u01b0\u1ee3c <strong>3-2-1<\/strong>:<\/p>\n<ul>\n<li>C\u00f3 \u00edt nh\u1ea5t <strong>3<\/strong> b\u1ea3n sao d\u1eef li\u1ec7u.<\/li>\n<li>L\u01b0u tr\u00ean <strong>2<\/strong> \u0111\u1ecbnh d\u1ea1ng ph\u01b0\u01a1ng ti\u1ec7n kh\u00e1c nhau (v\u00ed d\u1ee5: <a href=\"https:\/\/interdata.vn\/blog\/o-cung-server\/\">\u1ed5 c\u1ee9ng server<\/a> v\u00e0 b\u0103ng t\u1eeb\/NAS).<\/li>\n<li>C\u00f3 <strong>1<\/strong> b\u1ea3n sao l\u01b0u \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf \u0111\u1ecba \u0111i\u1ec3m kh\u00e1c (Off-site) ho\u1eb7c tr\u00ean Cloud \u0111\u1ec3 ph\u00f2ng ch\u1ed1ng ch\u00e1y n\u1ed5 t\u1ea1i <a href=\"https:\/\/interdata.vn\/blog\/data-center-la-gi\/\">trung t\u00e2m d\u1eef li\u1ec7u<\/a> ch\u00ednh.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Xu-huong-tuong-lai-cua-Database-Server\"><\/span>Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai c\u1ee7a Database Server<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f4ng ngh\u1ec7 kh\u00f4ng \u0111\u1ee9ng y\u00ean, v\u00e0 Database c\u0169ng v\u1eady. N\u0103m 2026 ch\u1ee9ng ki\u1ebfn nh\u1eefng xu h\u01b0\u1edbng m\u1edbi:<\/p>\n<ul>\n<li><strong>Vector Databases:<\/strong> S\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a AI v\u00e0 c\u00e1c <a href=\"https:\/\/interdata.vn\/blog\/llm-la-gi\/\">m\u00f4 h\u00ecnh ng\u00f4n ng\u1eef l\u1edbn<\/a> (LLM) \u0111\u00f2i h\u1ecfi m\u1ed9t lo\u1ea1i database m\u1edbi \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u d\u01b0\u1edbi d\u1ea1ng vector embeddings, gi\u00fap AI t\u00ecm ki\u1ebfm s\u1ef1 t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 ng\u1eef ngh\u0129a c\u1ef1c nhanh (v\u00ed d\u1ee5: Pinecone, Milvus).<\/li>\n<li><strong>NewSQL:<\/strong> M\u1ed9t th\u1ebf h\u1ec7 database m\u1edbi h\u1ee9a h\u1eb9n k\u1ebft h\u1ee3p \u0111\u01b0\u1ee3c c\u1ea3 t\u00ednh nh\u1ea5t qu\u00e1n ACID c\u1ee7a SQL v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng chi\u1ec1u ngang c\u1ee7a NoSQL (v\u00ed d\u1ee5: CockroachDB, Google Spanner).<\/li>\n<li><strong>Serverless Database:<\/strong> Doanh nghi\u1ec7p kh\u00f4ng c\u1ea7n quan t\u00e2m \u0111\u1ebfn vi\u1ec7c ch\u1ecdn CPU hay RAM bao nhi\u00eau n\u1eefa. Database s\u1ebd t\u1ef1 \u0111\u1ed9ng co gi\u00e3n theo t\u1eebng mili-gi\u00e2y d\u1ef1a tr\u00ean l\u01b0\u1ee3ng truy c\u1eadp th\u1ef1c t\u1ebf v\u00e0 ch\u1ec9 t\u00ednh ti\u1ec1n khi c\u00f3 truy v\u1ea5n ch\u1ea1y.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Cau-hoi-thuong-gap-FAQs\"><\/span>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQs)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1-Database-Server-nao-tot-nhat-cho-nguoi-moi-bat-dau-hoc-lap-trinh\"><\/span>1. Database Server n\u00e0o t\u1ed1t nh\u1ea5t cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u h\u1ecdc l\u1eadp tr\u00ecnh?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Tr\u1ea3 l\u1eddi:<\/strong> MySQL ho\u1eb7c SQLite l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t. MySQL l\u00e0 ti\u00eau chu\u1ea9n ng\u00e0nh web, c\u00f3 c\u1ed9ng \u0111\u1ed3ng h\u1ed7 tr\u1ee3 kh\u1ed5ng l\u1ed3 v\u00e0 r\u1ea5t nhi\u1ec1u t\u00e0i li\u1ec7u mi\u1ec5n ph\u00ed. SQLite th\u00ec c\u1ef1c k\u1ef3 nh\u1eb9, kh\u00f4ng c\u1ea7n c\u00e0i \u0111\u1eb7t server ph\u1ee9c t\u1ea1p, ph\u00f9 h\u1ee3p \u0111\u1ec3 h\u1ecdc c\u00e2u l\u1ec7nh SQL c\u01a1 b\u1ea3n ngay tr\u00ean m\u00e1y c\u00e1 nh\u00e2n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2-Chi-phi-xay-dung-mot-Database-Server-la-bao-nhieu\"><\/span>2. Chi ph\u00ed x\u00e2y d\u1ef1ng m\u1ed9t Database Server l\u00e0 bao nhi\u00eau?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Tr\u1ea3 l\u1eddi:<\/strong> R\u1ea5t v\u00f4 ch\u1eebng. N\u1ebfu b\u1ea1n t\u1ef1 x\u00e2y d\u1ef1ng (On-prem), chi ph\u00ed ph\u1ea7n c\u1ee9ng m\u00e1y ch\u1ee7 c\u00f3 th\u1ec3 t\u1eeb v\u00e0i ch\u1ee5c tri\u1ec7u \u0111\u1ebfn v\u00e0i tr\u0103m tri\u1ec7u \u0111\u1ed3ng c\u1ed9ng v\u1edbi chi ph\u00ed b\u1ea3n quy\u1ec1n ph\u1ea7n m\u1ec1m (n\u1ebfu d\u00f9ng Oracle\/SQL Server). N\u1ebfu d\u00f9ng Cloud Database, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u ch\u1ec9 v\u1edbi v\u00e0i tr\u0103m ngh\u00ecn \u0111\u1ed3ng\/th\u00e1ng v\u00e0 tr\u1ea3 th\u00eam khi quy m\u00f4 t\u0103ng l\u00ean.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3-Khi-nao-nen-dung-MongoDB-thay-vi-MySQL\"><\/span>3. Khi n\u00e0o n\u00ean d\u00f9ng MongoDB thay v\u00ec MySQL?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Tr\u1ea3 l\u1eddi:<\/strong> H\u00e3y ch\u1ecdn MongoDB khi d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac c\u1ed1 \u0111\u1ecbnh (v\u00ed d\u1ee5: d\u1eef li\u1ec7u t\u1eeb c\u1ea3m bi\u1ebfn IoT, log h\u1ec7 th\u1ed1ng, catalog s\u1ea3n ph\u1ea9m th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed v\u1edbi c\u00e1c thu\u1ed9c t\u00ednh kh\u00e1c nhau). Ngo\u00e0i ra, n\u1ebfu \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n c\u1ea7n t\u1ed1c \u0111\u1ed9 ghi (Write) c\u1ef1c nhanh v\u00e0 thay \u0111\u1ed5i c\u1ea5u tr\u00fac d\u1eef li\u1ec7u li\u00ean t\u1ee5c, MongoDB l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4-Database-Server-co-can-ket-noi-Internet-khong\"><\/span>4. Database Server c\u00f3 c\u1ea7n k\u1ebft n\u1ed1i Internet kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Tr\u1ea3 l\u1eddi:<\/strong> Kh\u00f4ng nh\u1ea5t thi\u1ebft. N\u1ebfu Database Server ch\u1ec9 ph\u1ee5c v\u1ee5 cho c\u00e1c \u1ee9ng d\u1ee5ng trong m\u1ea1ng n\u1ed9i b\u1ed9 (<a href=\"https:\/\/interdata.vn\/blog\/mang-lan\/\">LAN<\/a>) c\u1ee7a doanh nghi\u1ec7p (nh\u01b0 ph\u1ea7n m\u1ec1m k\u1ebf to\u00e1n, nh\u00e2n s\u1ef1), n\u00f3 kh\u00f4ng c\u1ea7n v\u00e0 c\u0169ng kh\u00f4ng n\u00ean k\u1ebft n\u1ed1i Internet \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n. Tuy nhi\u00ean, n\u1ebfu Database ph\u1ee5c v\u1ee5 cho <a href=\"https:\/\/interdata.vn\/blog\/website-la-gi\/\">Website<\/a> ho\u1eb7c \u1ee8ng d\u1ee5ng Mobile \u0111\u1ea1i ch\u00fang, ho\u1eb7c b\u1ea1n \u0111ang s\u1eed d\u1ee5ng Cloud DB, th\u00ec k\u1ebft n\u1ed1i Internet l\u00e0 b\u1eaft bu\u1ed9c.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ket-luan\"><\/span>K\u1ebft lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Database Server \u0111\u00f3ng vai tr\u00f2 x\u01b0\u01a1ng s\u1ed1ng trong b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng c\u00f4ng ngh\u1ec7 th\u00f4ng tin n\u00e0o. Vi\u1ec7c hi\u1ec3u r\u00f5 Database Server l\u00e0 g\u00ec, ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c nhau gi\u1eefa SQL v\u00e0 NoSQL, c\u0169ng nh\u01b0 bi\u1ebft c\u00e1ch t\u1ed1i \u01b0u h\u00f3a ph\u1ea7n c\u1ee9ng v\u00e0 b\u1ea3o m\u1eadt s\u1ebd gi\u00fap doanh nghi\u1ec7p x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c n\u1ec1n t\u1ea3ng d\u1eef li\u1ec7u v\u1eefng ch\u1eafc, s\u1eb5n s\u00e0ng cho s\u1ef1 t\u0103ng tr\u01b0\u1edfng trong t\u01b0\u01a1ng lai.<\/p>\n<p>Kh\u00f4ng c\u00f3 lo\u1ea1i Database n\u00e0o l\u00e0 &#8220;t\u1ed1t nh\u1ea5t&#8221; cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p. Ch\u1ec9 c\u00f3 Database &#8220;ph\u00f9 h\u1ee3p nh\u1ea5t&#8221; v\u1edbi b\u00e0i to\u00e1n kinh doanh, ng\u00e2n s\u00e1ch v\u00e0 \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt c\u1ee7a b\u1ea1n. H\u00e3y c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng c\u00e1c y\u1ebfu t\u1ed1 v\u1ec1 t\u00ednh nh\u1ea5t qu\u00e1n, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 chi ph\u00ed b\u1ea3o tr\u00ec tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh.<\/p>\n<p>N\u1ebfu b\u1ea1n \u0111ang ph\u00e2n v\u00e2n ch\u01b0a bi\u1ebft n\u00ean thu\u00ea m\u00e1y ch\u1ee7 v\u1eadt l\u00fd, ch\u1ed7 \u0111\u1eb7t m\u00e1y ch\u1ee7 hay s\u1eed d\u1ee5ng Cloud Server \u0111\u1ec3 v\u1eadn h\u00e0nh c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a m\u00ecnh, \u0111\u1ed9i ng\u0169 chuy\u00ean gia t\u1ea1i <strong>InterData<\/strong> lu\u00f4n s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 b\u1ea1n.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Th\u00f4ng tin t\u1ed5ng quan: Database Server (M\u00e1y ch\u1ee7 c\u01a1 s\u1edf d\u1eef li\u1ec7u) l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 l\u01b0u tr\u1eef, qu\u1ea3n l\u00fd, truy xu\u1ea5t v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u cho c\u00e1c \u1ee9ng d\u1ee5ng th\u00f4ng qua m\u00f4 h\u00ecnh Client-Server. N\u00f3 v\u1eadn h\u00e0nh d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1<\/p>\n","protected":false},"author":2,"featured_media":38440,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[58],"tags":[71],"class_list":["post-16912","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-database"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/16912","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=16912"}],"version-history":[{"count":5,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/16912\/revisions"}],"predecessor-version":[{"id":39080,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/16912\/revisions\/39080"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/38440"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=16912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=16912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=16912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}