{"version":"1.0","provider_name":"Ez Knowledge Vietnamese - Latest in AI &amp; Software Innovation","provider_url":"https:\/\/www.ez-knowledge.com\/vi","author_name":"vpadmin","author_url":"https:\/\/www.ez-knowledge.com\/vi\/author\/vpadmin\/","title":"Th\u1ef1c thi t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u b\u1eb1ng c\u00e1c r\u00e0ng bu\u1ed9c ERD \ud83d\udee1\ufe0f","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"XlLYApNLMg\"><a href=\"https:\/\/www.ez-knowledge.com\/vi\/enforcing-data-integrity-erd-constraints\/\">Th\u1ef1c thi to\u00e0n v\u1eb9n d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c r\u00e0ng bu\u1ed9c ERD nghi\u00eam ng\u1eb7t<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.ez-knowledge.com\/vi\/enforcing-data-integrity-erd-constraints\/embed\/#?secret=XlLYApNLMg\" width=\"600\" height=\"338\" title=\"&#8220;Th\u1ef1c thi to\u00e0n v\u1eb9n d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c r\u00e0ng bu\u1ed9c ERD nghi\u00eam ng\u1eb7t&#8221; &#8212; Ez Knowledge Vietnamese - Latest in AI &amp; Software Innovation\" data-secret=\"XlLYApNLMg\" 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.ez-knowledge.com\/vi\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","thumbnail_url":"https:\/\/www.ez-knowledge.com\/vi\/wp-content\/uploads\/sites\/10\/2026\/03\/kawaii-erd-data-integrity-constraints-infographic.jpg","thumbnail_width":1664,"thumbnail_height":928,"description":"H\u1ecdc c\u00e1ch th\u1ef1c thi t\u00ednh to\u00e0n v\u1eb9n d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1c r\u00e0ng bu\u1ed9c ERD nghi\u00eam ng\u1eb7t. Kh\u00e1m ph\u00e1 PK, FK, chu\u1ea9n h\u00f3a v\u00e0 c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t trong thi\u1ebft k\u1ebf c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u00e1ng tin c\u1eady."}