要讓Select語句返回特定格式,可以使用SQL中的一些函數和關鍵字來實現。以下是一些常用方法:
SELECT CONCAT(column1, ' - ', column2) AS new_format FROM table_name;
SELECT DATE_FORMAT(date_column, '%Y-%m-%d') AS formatted_date FROM table_name;
SELECT CASE WHEN condition THEN 'format1' ELSE 'format2' END AS new_format FROM table_name;
SELECT CAST(column_name AS varchar) AS new_format FROM table_name;
SELECT (SELECT CONCAT(column1, ' - ', column2) FROM table_name WHERE condition) AS new_format;
通過以上方法,可以根據需要將Select語句返回的結果格式化為特定的形式。