CONCAT_WS() 函数如何与 MySQL WHERE 子句一起使用?
mysqlmysqli database更新于 2025/4/25 16:12:17
当我们将 CONCAT_WS() 函数与 WHERE 子句一起使用时，输出将基于 WHERE 子句中提供的条件。可以从以下"Student"表的示例中理解
示例
mysql> Select CONCAT_WS(' ',Name, Last_name, 'Resident of', Address, 'is studying', Subject)AS 'Student Detail' from student WHERE id = 20;
+----------------------------------------------------------------+
| Student Detail |
+----------------------------------------------------------------+
| Gaurav Rathore Resident of Jaipur is studying Computers |
+----------------------------------------------------------------+
1 row in set (0.00 sec)
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mysql 参考教程 - 该教程包含有关 mysql 的更多信息:https://www.cainiaomax.com/mysql/
