"content":"<p>Table: <code>Courses</code></p>\n\n<pre>\n+-------------+---------+\n| Column Name | Type |\n+-------------+---------+\n| student | varchar |\n| class | varchar |\n+-------------+---------+\n(student, class) is the primary key column for this table.\nEach row of this table indicates the name of a student and the class in which they are enrolled.\n</pre>\n\n<p> </p>\n\n<p>Write an SQL query to report all the classes that have <strong>at least five students</strong>.</p>\n\n<p>Return the result table in <strong>any order</strong>.</p>\n\n<p>The query result format is in the following example.</p>\n\n<p> </p>\n<p><strong>Example 1:</strong></p>\n\n<pre>\n<strong>Input:</strong> \nCourses table:\n+---------+----------+\n| student | class |\n+---------+----------+\n| A | Math |\n| B | English |\n| C | Math |\n| D | Biology |\n| E | Math |\n| F | Computer |\n| G | Math |\n| H | Math |\n| I | Math |\n+---------+----------+\n<strong>Output:</strong> \n+---------+\n| class |\n+---------+\n| Math |\n+---------+\n<strong>Explanation:</strong> \n- Math has 6 students, so we include it.\n- English has 1 student, so we do not include it.\n- Biology has 1 student, so we do not include it.\n- Computer has 1 student, so we do not include it.\n</pre>\n",