order by排序过滤空
时间: 2023-08-24 21:09:26 浏览: 43
回答: 在使用ORDER BY进行排序时,可以通过WHERE子句来过滤空值。例如,可以使用WHERE子句来筛选出prod_price列不为空的数据,并按照prod_price进行排序。示例代码如下:
SELECT prod_name, prod_price
FROM products
WHERE prod_price IS NOT NULL
ORDER BY prod_price;
这样可以确保只有非空值的数据会被排序。
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