MYSQL选择和限制'group by'的数量

Question

My query is as follows:

            $query = "SELECT report,";
            $query.=    "GROUP_CONCAT(DISTINCT analyst) AS analysts, ";
            $query.=    "GROUP_CONCAT(DISTINCT region) AS regions, ";
            $query.=    "GROUP_CONCAT(DISTINCT country) AS countries, ";
            $query.=    "GROUP_CONCAT(DISTINCT topic) AS topics, ";
            $query.=    "GROUP_CONCAT(DISTINCT date) AS dates, ";
            $query.=    "GROUP_CONCAT(DISTINCT link) AS links, ";
            $query.=    "GROUP_CONCAT(DISTINCT province) AS provinces ";
            $query.=    "FROM reports GROUP BY report ORDER BY dates DESC ";  

I would like for MySQL to GROUP BY report, and also to limit that number (of reports) to 10. Any suggestions?

Answer 1

只需将LIMIT 10添加到查询的末尾即可。