{"version":"1.0","provider_name":"Blog - Silicon Cloud","provider_url":"https:\/\/www.silicloud.com\/blog","author_name":"Liam","author_url":"https:\/\/www.silicloud.com\/blog\/author\/liamwilson\/","title":"\"How to create functions in MySQL?\"","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"ca3VsgY5PB\"><a href=\"https:\/\/www.silicloud.com\/blog\/how-to-create-functions-in-mysql\/\">&#8220;How to create functions in MySQL?&#8221;<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.silicloud.com\/blog\/how-to-create-functions-in-mysql\/embed\/#?secret=ca3VsgY5PB\" width=\"600\" height=\"338\" title=\"&#8220;&#8220;How to create functions in MySQL?&#8221;&#8221; &#8212; Blog - Silicon Cloud\" data-secret=\"ca3VsgY5PB\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\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.silicloud.com\/blog\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"To create a function in MySQL, you can use the CREATE FUNCTION statement. Here is an example of creating a function: CREATE&nbsp;FUNCTION&nbsp;\u51fd\u6570\u540d(\u53c2\u65701&nbsp;\u6570\u636e\u7c7b\u578b,&nbsp;\u53c2\u65702&nbsp;\u6570\u636e\u7c7b\u578b,&nbsp;...)&nbsp;RETURNS&nbsp;\u8fd4\u56de\u503c\u6570\u636e\u7c7b\u578bBEGIN&nbsp;&nbsp;&nbsp;&nbsp;--&nbsp;\u51fd\u6570\u4f53\u903b\u8f91&nbsp;&nbsp;&nbsp;&nbsp;DECLARE&nbsp;\u53d8\u91cf1&nbsp;\u6570\u636e\u7c7b\u578b;&nbsp;&nbsp;&nbsp;&nbsp;DECLARE&nbsp;\u53d8\u91cf2&nbsp;\u6570\u636e\u7c7b\u578b;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;--&nbsp;\u6267\u884c\u903b\u8f91\u64cd\u4f5c&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;--&nbsp;\u8fd4\u56de\u7ed3\u679c&nbsp;&nbsp;&nbsp;&nbsp;RETURN&nbsp;\u7ed3\u679c;END; In this case, the function name is a custom name, with parameters like parameter 1 and parameter 2 being the inputs of the function, while the return value data type represents the type [&hellip;]"}