CHARSET

声明

CHARSET(str)

说明

返回字符串 str 使用的字符集。

示例

SELECT CHARSET("oceanbaase");
+-----------------------+
| CHARSET("oceanbaase") |
+-----------------------+
| utf8mb4               |
+-----------------------+
1 row in set (0.001 sec)

SELECT CHARSET(CONVERT("oceanbase" USING binary));
+--------------------------------------------+
| CHARSET(CONVERT("oceanbase" USING binary)) |
+--------------------------------------------+
| binary                                     |
+--------------------------------------------+
1 row in set (0.001 sec)