{"id":3120,"date":"2024-04-15T08:27:29","date_gmt":"2024-04-15T01:27:29","guid":{"rendered":"https:\/\/www.sqlitetutorial.net\/?page_id=3120"},"modified":"2024-04-15T14:15:31","modified_gmt":"2024-04-15T07:15:31","slug":"sqlite-cos","status":"publish","type":"page","link":"https:\/\/www.sqlitetutorial.net\/sqlite-math-functions\/sqlite-cos\/","title":{"rendered":"SQLite cos() Function"},"content":{"rendered":"\n<p>In SQLite, the <code>cos()<\/code> function returns the cosine of a value specified in radians.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Syntax<\/h2>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"SQL (Structured Query Language)\" data-shcb-language-slug=\"sql\"><span><code class=\"hljs language-sql\">cos(x)<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">SQL (Structured Query Language)<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">sql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<h2 class=\"wp-block-heading\">Arguments<\/h2>\n\n\n\n<p><em><code>x<\/code><\/em><\/p>\n\n\n\n<p><code>x<\/code> is a number, an expression, or a table column that you want to calculate the cosine.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Return Type<\/h2>\n\n\n\n<p>real<\/p>\n\n\n\n<p>The function returns the cosine of x in radians. If <code>x<\/code> is NULL, the function returns NULL.<\/p>\n\n\n\n<p>If <code>x<\/code> is a string, the <code>cos()<\/code> function will convert it into a number before calculating the cosine. If the conversion fails, the <code>cos()<\/code> function returns <code>NULL<\/code>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Examples<\/h2>\n\n\n\n<p>The following example uses the <code>cos()<\/code> function to calculate the cosine of zero (0):<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"SQL (Structured Query Language)\" data-shcb-language-slug=\"sql\"><span><code class=\"hljs language-sql\"><span class=\"hljs-keyword\">SELECT<\/span> <span class=\"hljs-keyword\">cos<\/span>(<span class=\"hljs-number\">0<\/span>) <span class=\"hljs-keyword\">result<\/span>;<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">SQL (Structured Query Language)<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">sql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>Output:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-3\" data-shcb-language-name=\"SQL (Structured Query Language)\" data-shcb-language-slug=\"sql\"><span><code class=\"hljs language-sql\">result\n<span class=\"hljs-comment\">------<\/span>\n1.0<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-3\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">SQL (Structured Query Language)<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">sql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>The following statement uses the <code>cos()<\/code> function to return the cosine of pi:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-4\" data-shcb-language-name=\"SQL (Structured Query Language)\" data-shcb-language-slug=\"sql\"><span><code class=\"hljs language-sql\"><span class=\"hljs-keyword\">SELECT<\/span> <span class=\"hljs-keyword\">cos<\/span>(<span class=\"hljs-keyword\">pi<\/span>()) <span class=\"hljs-keyword\">result<\/span>;<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-4\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">SQL (Structured Query Language)<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">sql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<p>Output:<\/p>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-5\" data-shcb-language-name=\"SQL (Structured Query Language)\" data-shcb-language-slug=\"sql\"><span><code class=\"hljs language-sql\">result\n<span class=\"hljs-comment\">------<\/span>\n-1.0<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-5\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">SQL (Structured Query Language)<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">sql<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre><div class=\"helpful-block-content\" data-title=\"\">\n\t<header>\n\t\t<div class=\"wth-question\">Was this tutorial helpful ?<\/div>\n\t\t<div class=\"wth-thumbs\">\n\t\t\t<button\n\t\t\t\tdata-post=\"3120\"\n\t\t\t\tdata-post-url=\"https:\/\/www.sqlitetutorial.net\/sqlite-math-functions\/sqlite-cos\/\"\n\t\t\t\tdata-post-title=\"SQLite cos() Function\"\n\t\t\t\tdata-response=\"1\"\n\t\t\t\tclass=\"wth-btn-rounded wth-yes-btn\"\n\t\t\t>\n\t\t\t\t<svg\n\t\t\t\t\txmlns=\"http:\/\/www.w3.org\/2000\/svg\"\n\t\t\t\t\tviewBox=\"0 0 24 24\"\n\t\t\t\t\tfill=\"none\"\n\t\t\t\t\tstroke=\"currentColor\"\n\t\t\t\t\tstroke-width=\"2\"\n\t\t\t\t\tstroke-linecap=\"round\"\n\t\t\t\t\tstroke-linejoin=\"round\"\n\t\t\t\t\tclass=\"feather feather-thumbs-up block w-full 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