在这些查询中,哪一个会按降序返回slides表中order列的值呢?( )
SELECT -order FROM -slides ORDER BY -order DESC
SELECT `order` FROM `slides` ORDER BY `order` DESC
SELECT order FROM `slides` ORDER BY order DESC
All of these return identical results
在这些查询中,哪一个会按降序返回slides表中order列的值呢?( )
SELECT -order FROM -slides ORDER BY -order DESC
SELECT `order` FROM `slides` ORDER BY `order` DESC
SELECT order FROM `slides` ORDER BY order DESC
All of these return identical results