{"version":"1.0","provider_name":"Roman Prikaztsikov ENG","provider_url":"https:\/\/romanprikaztsikov24.thkit.ee\/wp\/eng","author_name":"zoneplus","author_url":"https:\/\/romanprikaztsikov24.thkit.ee\/wp\/eng\/author\/admin\/","title":"Administration summary - Roman Prikaztsikov ENG","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"jZ36a8Ixxf\"><a href=\"https:\/\/romanprikaztsikov24.thkit.ee\/wp\/eng\/administration-summary\/\">Administration summary<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/romanprikaztsikov24.thkit.ee\/wp\/eng\/administration-summary\/embed\/#?secret=jZ36a8Ixxf\" width=\"600\" height=\"338\" title=\"&#8220;Administration summary&#8221; &#8212; Roman Prikaztsikov ENG\" data-secret=\"jZ36a8Ixxf\" 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:\/\/romanprikaztsikov24.thkit.ee\/wp\/eng\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"Primary Key:P\u00f5hiv\u00f5ti on veerg v\u00f5i veergude kombinatsioon, mis m\u00e4\u00e4rab iga kirje tabelis ainulaadselt.\u00dches tabelis saab olla ainult \u00fcks p\u00f5hiv\u00f5ti.P\u00f5hiv\u00f5ti ei tohi sisaldada t\u00fchje (NULL) v\u00e4\u00e4rtusi ja selle v\u00e4\u00e4rtused ei tohi korduda. Foreign KeyV\u00f5\u00f5rv\u00f5ti on veerg, mis loob seose kahe tabeli vahel.See viitab teise tabeli p\u00f5hiv\u00f5tmele, et andmed oleksid seotud.V\u00f5\u00f5rv\u00f5ti ei pea olema unikaalne ja v\u00f5ib [&hellip;]"}