{"id":10720,"date":"2019-02-19T08:36:12","date_gmt":"2019-02-19T08:36:12","guid":{"rendered":"https:\/\/adsplus.vn\/blog\/?p=10720"},"modified":"2021-01-20T18:03:13","modified_gmt":"2021-01-20T11:03:13","slug":"co-so-du-lieu-la-gi-va-vai-tro-cua-he-thong-quan-tri-co-so-du-lieu","status":"publish","type":"post","link":"https:\/\/adsplus.vn\/blog\/co-so-du-lieu-la-gi-va-vai-tro-cua-he-thong-quan-tri-co-so-du-lieu","title":{"rendered":"C\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u"},"content":{"rendered":"\n<p><strong>M\u1ed7i ng\u00e0y ch\u00fang ta ph\u1ea3i ti\u1ebfp c\u1eadn v\u1edbi h\u00e0ng ng\u00e0n d\u1eef li\u1ec7u. V\u1eady c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec? C\u00e1c h\u1ec7 th\u1ed1ng lu\u00f4n ph\u1ea3i s\u1eafp ch\u00fang theo m\u1ed9t tr\u1eadt t\u1ef1 c\u00f3 li\u00ean quan v\u1edbi nhau \u0111\u1ec3 t\u1ea1o n\u00ean c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u. B\u00e0i vi\u1ebft s\u1ebd chia s\u1ebd r\u00f5 h\u01a1n v\u1edbi b\u1ea1n v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a h\u1ec7 qu\u1ea3n tr\u1ecb CSDL.\u00a0<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>1. C\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec?<\/strong><\/h2>\n\n\n\n<p>Nhi\u1ec1u b\u1ea1n c\u00f3 th\u1ec3 bi\u1ebft v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u nh\u01b0ng c\u00f3 \u0111\u1ec3 hi\u1ec3u m\u1ed9t c\u00e1ch c\u01a1 b\u1ea3n nh\u1ea5t v\u1ec1 n\u00f3 th\u00ec n\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng c\u00e1c th\u00f4ng tin c\u00f3 c\u1ea5u tr\u00fac \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef nh\u1eb1m th\u1ecfa m\u00e3n y\u00eau c\u1ea7u khai th\u00e1c th\u00f4ng tin \u0111\u1ed3ng th\u1eddi c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng hay nhi\u1ec1u ch\u01b0\u01a1ng tr\u00ecnh \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c kh\u1edfi ch\u1ea1y c\u00f9ng l\u00fac v\u1edbi nhi\u1ec1u m\u1ee5c \u0111\u00edch kh\u00e1c nhau.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" loading=\"lazy\" width=\"1280\" height=\"720\" src=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide4.jpg\" alt=\"c\u01a1 s\u1edf d\u1eef li\u1ec7u 01\" class=\"wp-image-10727\" srcset=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide4.jpg 1280w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide4-300x169.jpg 300w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide4-768x432.jpg 768w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide4-1024x576.jpg 1024w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide4-610x343.jpg 610w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide4-20x11.jpg 20w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><em>C\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u01afu \u0111i\u1ec3m:<\/h3>\n\n\n\n<p>S\u1eed d\u1ee5ng c\u01a1 s\u1edf d\u1eef li\u1ec7u s\u1ebd gi\u00fap kh\u1eafc ph\u1ee5c c\u00e1c khuy\u1ebft \u0111i\u1ec3m nh\u01b0 sau:<\/p>\n\n\n\n<ul><li>Gi\u1ea3m t\u1ed1i thi\u1ebfu kh\u1ea3 n\u0103ng tr\u00f9ng l\u1eb7p, \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n v\u00e0 to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u.<\/li><li>B\u1ea3o \u0111\u1ea3m d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy xu\u1ea5t theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau, b\u1edfi nhi\u1ec1u ng\u01b0\u1eddi kh\u00e1c nhau hay nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/li><li>Gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng chia s\u1ebb th\u00f4ng tin.<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Khuy\u1ebft \u0111i\u1ec3m:<\/h3>\n\n\n\n<p>Ngo\u00e0i ra c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u0169ng c\u00f3 m\u1ed9t s\u1ed1 khuy\u1ebft \u0111i\u1ec3m nh\u01b0:<\/p>\n\n\n\n<ul><li>N\u00f3 c\u1ea7n b\u1ea3o v\u1ec7 t\u00ednh ch\u1ee7 quy\u1ec1n c\u1ee7a d\u1eef li\u1ec7u v\u00ec th\u00f4ng tin d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c chia s\u1ebb cao<\/li><li>B\u1ea3o m\u1eadt quy\u1ec1n khai th\u00e1c d\u1eef li\u1ec7u<\/li><li>B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u tr\u01b0\u1edbc nh\u1eefng v\u1ea5n \u0111\u1ec1 tranh ch\u1ea5p d\u1eef li\u1ec7u<\/li><li>B\u1ea3o \u0111\u1ea3m c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 an to\u00e0n d\u1eef li\u1ec7u khi g\u1eb7p tr\u1ee5c tr\u1eb7c<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" loading=\"lazy\" width=\"1280\" height=\"720\" src=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide5-1.jpg\" alt=\"c\u01a1 s\u1edf d\u1eef li\u1ec7u 02\" class=\"wp-image-10728\" srcset=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide5-1.jpg 1280w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide5-1-300x169.jpg 300w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide5-1-768x432.jpg 768w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide5-1-1024x576.jpg 1024w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide5-1-610x343.jpg 610w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide5-1-20x11.jpg 20w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><em>C\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/em><\/p>\n\n\n\n<p><strong>Xem th\u00eam:&nbsp;<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><div class=\"custom-button-row\"><a target=\"_blank\" class=\"custom-button\" href=\"https:\/\/adsplus.vn\/blog\/tai-sao-google-search-nang-cao-chat-luong-tim-kiem-du-lieu\/\">T\u1ea1i sao Google Search n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng t\u00ecm ki\u1ebfm<\/a><\/div>\n\n\n\n<p>N\u1ebfu nh\u00ecn \u1edf g\u00f3c \u0111\u1ed9 l\u00fd thuy\u1ebft th\u00ec s\u1ebd kh\u00f3 m\u01b0\u1eddng t\u01b0\u1edfng. Nh\u01b0ng n\u1ebfu mang n\u00f3 v\u00e0o \u0111\u1eddi s\u1ed1ng ch\u00fang ta s\u1ebd d\u1ec5 n\u1eafm b\u1eaft n\u00f3 h\u01a1n. V\u00ed d\u1ee5 nh\u01b0 vi\u1ec7c b\u1ea1n \u0111\u1ecdc b\u00e1o online m\u1ed7i ng\u00e0y. \u1ede m\u1ed7i trang b\u00e1o h\u1ecd \u0111\u1ec1u d\u00f9ng m\u1ed9t h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u. Khi b\u1ea1n v\u00e0o xem h\u1ec7 th\u1ed1ng s\u1ebd tr\u1ea3 d\u1eef li\u1ec7u v\u1ec1 m\u00e0n h\u00ecnh tr\u00ecnh duy\u1ec7t cho b\u1ea1n xem. Nh\u01b0 v\u1eady c\u00f9ng m\u1ed9t l\u00fac b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp nhi\u1ec1u trang b\u00e1o. C\u0169ng nh\u01b0 nhi\u1ec1u ng\u01b0\u1eddi c\u0169ng \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u1ecdc m\u1ed9t trang \u0111\u00f3 nh\u01b0ng v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a d\u1eef li\u1ec7u kh\u00f4ng b\u1ecb sai l\u1ec7ch.<\/p>\n\n\n\n<p>B\u00ean c\u1ea1nh kh\u00e1i ni\u1ec7m v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u th\u00ec b\u1ea1n c\u0169ng kh\u00f4ng th\u1ec3 b\u1ecf qua nh\u1eefng hi\u1ec3u bi\u1ebft v\u1ec1 h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u. C\u00f3 r\u1ea5t nhi\u1ec1u h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb CSDL nh\u01b0 MYSQL, SQL SERVER, Oracle, MS Access. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd cung c\u1ea5p cho b\u1ea1n c\u00e1i nh\u00ecn c\u1eadn c\u1ea3nh h\u01a1n v\u1ec1 h\u1ec7 qu\u1ea3n tr\u1ecb CSDL MYSQL<\/p>\n\n\n\n<p><strong>Xem th\u00eam:<\/strong><\/p>\n\n\n\n<p class=\"has-text-align-center\"><div class=\"custom-button-row\"><a target=\"_blank\" class=\"custom-button\" href=\"https:\/\/adsplus.vn\/blog\/toan-bo-huong-dan-xem-du-lieu-ty-le-hien-thi-chi-tiet-nhat\/\">To\u00e0n b\u1ed9 h\u01b0\u1edbng d\u1eabn xem d\u1eef li\u1ec7u t\u1ef7 l\u1ec7 hi\u1ec3n th\u1ecb chi ti\u1ebft nh\u1ea5t<\/a><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>2. H\u1ec7 qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u MYSQL<\/strong><\/h2>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" loading=\"lazy\" width=\"1280\" height=\"720\" src=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide6-1.jpg\" alt=\"c\u01a1 s\u1edf d\u1eef li\u1ec7u 03\" class=\"wp-image-10729\" srcset=\"https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide6-1.jpg 1280w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide6-1-300x169.jpg 300w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide6-1-768x432.jpg 768w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide6-1-1024x576.jpg 1024w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide6-1-610x343.jpg 610w, https:\/\/adsplus.vn\/blog\/wp-content\/uploads\/2019\/02\/Slide6-1-20x11.jpg 20w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-text-align-center\"><em>C\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/em><\/p>\n\n\n\n<p>H\u1ec7 qu\u1ea3n tr\u1ecb n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ea5t r\u1ed9ng r\u00e3i. \u0110\u1eb7c bi\u1ec7t n\u00f3 l\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng website. MYSQL th\u01b0\u1eddng \u0111i k\u1ebft h\u1ee3p v\u1edbi ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh PHP \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng website. H\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb n\u00e0y c\u00f3 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd cao, d\u1ec5 s\u1eed d\u1ee5ng. N\u00f3 c\u0169ng t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh th\u00f4ng d\u1ee5ng hi\u1ec7n nay nh\u01b0 Linix, Window. \u0110\u1ed3ng th\u1eddi, n\u00f3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef truy v\u1ea5n T-SQL \u0111\u1ec3 thao t\u00e1c d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p>MYSQL h\u1ed7 tr\u1ee3 c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u1edbn l\u00ean t\u1edbi 50 tri\u1ec7u h\u00e0ng v\u00e0 k\u00edch c\u1ee1 file m\u1eb7c \u0111\u1ecbnh \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n cho m\u1ed9t b\u1ea3ng l\u00e0 4GB nh\u01b0ng ch\u00fang ta v\u1eabn c\u00f3 th\u1ec3 t\u0103ng k\u00edch th\u01b0\u1edbc l\u00ean t\u1edbi 8TB.<\/p>\n\n\n\n<p>Nh\u01b0 v\u1eady ch\u00fang ta \u0111\u00e3 c\u00f3 nh\u1eefng kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n nh\u1ea5t v\u1ec1 c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec v\u00e0 hi\u1ec3n nhi\u00ean l\u00e0 CSDL kh\u00f4ng th\u1ec3 thi\u1ebfu h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb n\u00f3. C\u00f3 nhi\u1ec1u h\u1ec7 qu\u1ea3n tr\u1ecb CSDL v\u00e0 t\u00f9y theo nh\u1eefng nhu c\u1ea7u m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn ch\u00fang \u0111\u1ec3 \u0111\u00e1p \u1ee9ng t\u1ed1t nh\u1ea5t cho c\u00f4ng vi\u1ec7c c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Adsplus.vn<\/strong><\/h4>\n\n\n\n<p><em>C\u1ea3m \u01a1n b\u1ea1n \u0111\u00e3 xem b\u00e0i vi\u1ebft <\/em>n\u00e0y<em>. H\u00e3y c\u1eadp nh\u1eadt th\u00eam c\u00e1c b\u00e0i vi\u1ebft t\u1eeb Adsplus \u0111\u1ec3 bi\u1ebft th\u00eam nh\u1eefng th\u00f4ng tin m\u1edbi nh\u1ea5t v\u1ec1 Marketing v\u00e0 c\u00e1c Tips ch\u1ea1y qu\u1ea3ng c\u00e1o hi\u1ec7u qu\u1ea3.<\/em><\/p>\n\n\n\n<ul><li><span class=\"has-inline-color has-vivid-red-color\">Tham kh\u1ea3o c\u00e1c kh\u00f3a h\u1ecdc Google Ads, Facebook Ads t\u1ea1i <strong>guru.edu.vn<\/strong><\/span><\/li><li><span class=\"has-inline-color has-vivid-red-color\">Tham kh\u1ea3o c\u00e1c g\u00f3i set up t\u00e0i kho\u1ea3n qu\u1ea3ng c\u00e1o Google Ads, Facebook Ads t\u1ea1i <strong><a rel=\"nofollow noreferrer noopener\" href=\"https:\/\/hubs.la\/H0BrYSB0\" target=\"_blank\">1ad.vn<\/a><\/strong><\/span><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ed7i ng\u00e0y ch\u00fang ta ph\u1ea3i ti\u1ebfp c\u1eadn v\u1edbi h\u00e0ng ng\u00e0n d\u1eef li\u1ec7u. V\u1eady c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec? C\u00e1c h\u1ec7 th\u1ed1ng lu\u00f4n ph\u1ea3i s\u1eafp ch\u00fang theo m\u1ed9t tr\u1eadt t\u1ef1 c\u00f3 li\u00ean quan v\u1edbi nhau \u0111\u1ec3 t\u1ea1o n\u00ean c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u. B\u00e0i vi\u1ebft s\u1ebd chia s\u1ebd r\u00f5 h\u01a1n v\u1edbi b\u1ea1n v\u1ec1 c\u01a1 s\u1edf [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":10727,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[105],"tags":[462,463,464],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>C\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec? Vai tr\u00f2 c\u1ee7a h\u1ec7 th\u1ed1ng qu\u1ea3n tr\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/title>\n<meta name=\"description\" content=\"C\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 g\u00ec? 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