{"version":"1.0","provider_name":"TechEdu","provider_url":"https:\/\/techlib.net\/techedu","title":"Vista (SQL View) - Definici\u00f3n y explicaci\u00f3n","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"zhdqL0f0TH\"><a href=\"https:\/\/techlib.net\/techedu\/vista-sql-view\/\">Vista (SQL View)<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/techlib.net\/techedu\/vista-sql-view\/embed\/#?secret=zhdqL0f0TH\" width=\"600\" height=\"338\" title=\"\u00abVista (SQL View)\u00bb \u2014 TechEdu\" data-secret=\"zhdqL0f0TH\" 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 vista es una tabla virtual compuesta por el conjunto de resultados de una consulta SQL. Una vista puede ser considerada como una consulta almacenada que puede ser referenciada como una tabla. Las vistas se utilizan a menudo para proporcionar seguridad restringiendo el acceso a los datos subyacentes. Por ejemplo, se puede crear una vista ... Leer m\u00e1s"}