ORA-00934错误是一个Oracle数据库错误代码,表示“group function is not allowed here”(在此处不允许使用组函数)。组函数,如SUM(), AVG(), MAX(), MIN(), COUNT()等,通常用于在SQL查询中对一组值进行计算。当这些函数被放置在不支持它们的SQL语句部分时,就会触发此错误。 2. 可能导致ORA-00934错误的常见...
ORA-00934错误:group function is not allowed here 在Oracle数据库中,可能会遇到ORA-00934错误,它表示无法在当前会话中执行创建或删除GROUP BY子句中的列的操作。这种情况下,错误信息通常提示用户无法在当前会话中执行这些操作,因为会话已经超出了数据字典的权限范围。要解决这个问题,需要结束当前会话或将其转移到具有足...
AND ( round((sum(bytes/(1024*1024))/sum(maxbytes/(1024*1024)))*100) > 0.80) group by TABLESPACE_NAME; I have: ORA-00934: group function is not allowed here 00934. 00000 - "group function is not allowed here" *Cause: *Action: Error at Line: 3 Column: 14 Thanks for your help....
我一直收到错误消息"Group function is not allowed here“，但是没有使用group function，不确定我做错...
ORA-00934: group function is not allowed here • 可以使用HAVING子句限定组。 • 不能在WHERE子句中使用组函数。 不能使用WHERE子句限定组。示例中的SELECT语句产生了一个错误,因为该语句使用WHERE子句限定显示平均薪金大于$8,000 的那些部门的平均薪金。
SELECT cust_nbr, COUNT(order_nbr)FROM cust_orderGROUP BY cust_nbr, COUNT(order_nbr);GROUP BY cust_nbr, COUNT(order_nbr)* ERROR at line 3: ORA-00934: group function is not allowed here Constants can be omitted from the GROUP BY clause ...
ORA-00934: group function is not allowed here 应在GROUP BY 后面加上HAVING AVG(salary) > 2000; 因为是用来限制组的返回。 多级分组实例: SQL> SELECT dept_id, title, COUNT(*) 2 FROM s_emp 3 GROUP BY dept_id, title; 就是先按照DEPT_ID分组,当DEPT_ID相同的时候,再按TITLE分组,而COUNT(*)...
SELECT CUST_NBR, COUNT(ORDER_NBR)FROM CUST_ORDERGROUP BY CUST_NBR, COUNT(ORDER_NBR);GROUP BY CUST_NBR, COUNT(ORDER_NBR) * ERROR at line 3: ORA-00934: group function is not allowed here If we have a constant in our SELECT list, we don’t need to include it in the GROUP BY clau...
2 as order member function match (e dept_location_type) return integer 3 is 4 begin 5 if city < e.city then 6 return -1; 7 elsif city > e.city then 8 return 1; 9 else 10 return 0; 11 end if; 12 end; 13 end;
To group rows into part of a datetime value withOracle SQLyou can use thetruncfunction. This rounds down datetime values. The first argument is the datetime and the second is the units to round down to. For example, this groups the rows by hour: ...