{"version":"1.0","provider_name":"We Notes Ti\u1ebfng Vi\u1ec7t\u2013 Collaborative AI Insights &amp; Intelligence Hub","provider_url":"https:\/\/www.we-notes.com\/vn","author_name":"vpadmin","author_url":"https:\/\/www.we-notes.com\/vn\/author\/vpadmin\/","title":"Chu\u1ea9n h\u00f3a so v\u1edbi lo\u1ea1i b\u1ecf chu\u1ea9n h\u00f3a trong s\u01a1 \u0111\u1ed3 ER \ud83d\udcca","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"sfZKHkBC6c\"><a href=\"https:\/\/www.we-notes.com\/vn\/normalization-denormalization-erd-guide\/\">C\u00e2u h\u1ecfi &#038; C\u00e2u tr\u1ea3 l\u1eddi: Gi\u1ea3i quy\u1ebft nh\u1eefng c\u00e2u h\u1ecfi kh\u00f3 nh\u1ea5t v\u1ec1 Chu\u1ea9n h\u00f3a v\u00e0 Phi chu\u1ea9n h\u00f3a trong S\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.we-notes.com\/vn\/normalization-denormalization-erd-guide\/embed\/#?secret=sfZKHkBC6c\" width=\"600\" height=\"338\" title=\"&#8220;C\u00e2u h\u1ecfi &#038; C\u00e2u tr\u1ea3 l\u1eddi: Gi\u1ea3i quy\u1ebft nh\u1eefng c\u00e2u h\u1ecfi kh\u00f3 nh\u1ea5t v\u1ec1 Chu\u1ea9n h\u00f3a v\u00e0 Phi chu\u1ea9n h\u00f3a trong S\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3&#8221; &#8212; We Notes Ti\u1ebfng Vi\u1ec7t\u2013 Collaborative AI Insights &amp; Intelligence Hub\" data-secret=\"sfZKHkBC6c\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.we-notes.com\/vn\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.we-notes.com\/vn\/wp-content\/uploads\/sites\/25\/2026\/04\/normalization-vs-denormalization-erd-infographic-line-art.jpg","thumbnail_width":1664,"thumbnail_height":928,"description":"B\u1ed1i r\u1ed1i v\u1ec1 thi\u1ebft k\u1ebf c\u01a1 s\u1edf d\u1eef li\u1ec7u? H\u1ecdc khi n\u00e0o n\u00ean chu\u1ea9n h\u00f3a hay lo\u1ea1i b\u1ecf chu\u1ea9n h\u00f3a trong s\u01a1 \u0111\u1ed3 ER. H\u01b0\u1edbng d\u1eabn chuy\u00ean gia v\u1ec1 t\u1ed1i \u01b0u h\u00f3a l\u01b0\u1ee3c \u0111\u1ed3, hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh to\u00e0n v\u1eb9n."}