{"version":"1.0","provider_name":"Vortexbird","provider_url":"https:\/\/vortexbird.com\/en","author_name":"mmunoz","author_url":"https:\/\/vortexbird.com\/en\/author\/mmunoz\/","title":"Comando de Postgres VACUUM","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"Vwb7GA11lZ\"><a href=\"https:\/\/vortexbird.com\/en\/comando-de-postgres-vacuum\/\">Comando de Postgres VACUUM<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/vortexbird.com\/en\/comando-de-postgres-vacuum\/embed\/#?secret=Vwb7GA11lZ\" width=\"600\" height=\"338\" title=\"&#8220;Comando de Postgres VACUUM&#8221; &#8212; Vortexbird\" data-secret=\"Vwb7GA11lZ\" 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:\/\/vortexbird.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/vortexbird.com\/wp-content\/uploads\/2018\/07\/JDK-y-JAVA_HOME-en-Ubuntu.png","thumbnail_width":682,"thumbnail_height":389,"description":"El d\u00eda de hoy hablaremos del comando de Postgres VACUUM, seg\u00fan La documentaci\u00f3n de Postgres, este comando recupera el almacenamiento ocupado por las tuplas muertas. Estos significa que las tuplas que son eliminadas u obsoletas por actualizaci\u00f3n, no son eliminadas f\u00edsicamente de su tabla y persisten dentro del servidor"}