{"version":"1.0","provider_name":"Viz Read Vietnamese - AI, Software &amp; Digital Insights","provider_url":"https:\/\/www.viz-read.com\/vi","author_name":"vpadmin","author_url":"https:\/\/www.viz-read.com\/vi\/author\/vpadmin\/","title":"7 Sai l\u1ea7m trong s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3 khi\u1ebfn c\u01a1 s\u1edf d\u1eef li\u1ec7u b\u1ecb h\u1ecfng (v\u00e0 c\u00e1ch tr\u00e1nh ch\u00fang) \ud83d\udee0\ufe0f","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"7cFtUah5gX\"><a href=\"https:\/\/www.viz-read.com\/vi\/7-erd-mistakes-break-databases-avoid\/\">7 L\u1ed7i ERD L\u00e0m H\u1ecfng C\u01a1 S\u1edf D\u1eef Li\u1ec7u (V\u00e0 C\u00e1ch Tr\u00e1nh Ch\u00fang)<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.viz-read.com\/vi\/7-erd-mistakes-break-databases-avoid\/embed\/#?secret=7cFtUah5gX\" width=\"600\" height=\"338\" title=\"&#8220;7 L\u1ed7i ERD L\u00e0m H\u1ecfng C\u01a1 S\u1edf D\u1eef Li\u1ec7u (V\u00e0 C\u00e1ch Tr\u00e1nh Ch\u00fang)&#8221; &#8212; Viz Read Vietnamese - AI, Software &amp; Digital Insights\" data-secret=\"7cFtUah5gX\" 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.viz-read.com\/vi\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.viz-read.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/7-erd-mistakes-database-design-whimsical-infographic.jpg","thumbnail_width":1664,"thumbnail_height":928,"description":"Kh\u00e1m ph\u00e1 nh\u1eefng l\u1ed7i ph\u1ed5 bi\u1ebfn trong s\u01a1 \u0111\u1ed3 quan h\u1ec7 th\u1ef1c th\u1ec3 l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u. H\u1ecdc c\u00e1ch thi\u1ebft k\u1ebf c\u00e1c l\u01b0\u1ee3c \u0111\u1ed3 v\u1eefng ch\u1eafc v\u00e0 tr\u00e1nh vi\u1ec7c t\u00e1i c\u1ea5u tr\u00fac t\u1ed1n k\u00e9m."}