Mysql按指定順序排序的兩種寫法

SELECT `ID` FROM wp_posts WHERE `ID` in (1,2,3,4,5) ORDER BY FIELD(`ID`,5,4,3,1,2); // 純數字字段不用處理引號，比較好拼接 SELECT `ID` FROM wp_posts WHERE `ID` in (1,2,3,4,5) ORDER BY FIND_IN_SET(`post_title`,'A,B,C,D,

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