Editing Regular expression in Mandarin (section)

==== 尋找 ASCII 字元 in MySQL ====
<pre>
-- 尋找欄位 `my_column` 欄位值是 ASCII 字元

SELECT * 
FROM `my_table` 
WHERE `my_column` LIKE CONVERT(`my_column` USING ASCII)
</pre>

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參考資料
* [https://stackoverflow.com/questions/401771/how-can-i-find-non-ascii-characters-in-mysql How can I find non-ASCII characters in MySQL? - Stack Overflow]