📌  相关文章
📜  oracle sql 平均 - SQL 代码示例

📅  最后修改于: 2022-03-11 15:05:36.106000             🧑  作者: Mango

代码示例1
SELECT AVG(col_name) FROM table_name;

SELECT customer, AVG(prices)
 FROM buys
 GROUP BY customer;