{"version":"1.0","provider_name":"TechEdu","provider_url":"https:\/\/techlib.net\/techedu","title":"Clave candidata - Definici\u00f3n y explicaci\u00f3n","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"rH0avoMpXf\"><a href=\"https:\/\/techlib.net\/techedu\/clave-candidata\/\">Clave candidata<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/techlib.net\/techedu\/clave-candidata\/embed\/#?secret=rH0avoMpXf\" width=\"600\" height=\"338\" title=\"\u00abClave candidata\u00bb \u2014 TechEdu\" data-secret=\"rH0avoMpXf\" 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:\/\/techlib.net\/techedu\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Una clave candidata es un conjunto de atributos que identifica de forma exclusiva a una entidad en una base de datos. En otras palabras, es un conjunto de atributos que pueden utilizarse para identificar de forma exclusiva una fila en una tabla. Una clave candidata puede ser una clave primaria o una clave \u00fanica. \u00bfQu\u00e9 ... Leer m\u00e1s"}