ORA-00937: not a single-group group function 1. 错误含义 ORA-00937 是 Oracle 数据库中的一个常见错误,它表示在 SQL 查询中使用了聚合函数(如 SUM, AVG, COUNT 等),但是并没有正确地使用 GROUP BY 子句来分组数据。简而言之,当 SELECT 语句中混合了聚合函数和非聚合列,而没有通过 GROUP BY 子句来明...
ORA-00937: not a single-group group function 原因: 句话不会运行,因为deptno要求每行都显示,而sum要求统计后再显示,违反了原则。在有组函数的select中,不是组函数的列,一定要放在group by子句中。 1、在有组函数的select中,不是组函数的列,一定要放在group by子句中。 问题解决: select ename,sum_sal fr...
ORA-00937: not a single-group group function Because we have a group function (COUNT) in our column list, and an additional column (OWNER), we have to include the GROUP BY clause in our select statement. SQL> select owner, count(*) 2 from dba_segments 3 group by owner; OWNER COUNT(...
问错误00937 "not a single-group group function“EN我在这个sql查询中遇到了ORA-00937："not a sing...
SQL Server 2014 (12.x): schema changes are not supported. To change the definition of a memory-optimized table or natively compiled stored procedure, first drop the object and then recreate it with the desired definition. Operation TRUNCATE TABLE The TRUNCATE operation is not supported for ...
But When I am running the stored procedure in EF core , following error 'System.InvalidOperationException: 'The required column 'Id' was not present in the results of a sql operation.'' , is showed after executing the statement below. Why the result looking for Id column when I am ...
[SQL Server Native Client 11.0]Connection is busy with results for another command [closed] [win 10, c#] Interop - Generic way to know if a window is Minimized, Maximized or Normal? [Y/N] Prompt C# \r\n not working! \t is not working but \n does #C code to Read the sectors...
Replication:When usingmysqlbinlogwith the--verboseoption to read a binary log written by a MySQL server using row-based or mixed-format logging, invalid SQL could be produced when comments appeared insideBINLOGstatements. One way in which this could happen was when a function that updated data...
Open the User record who is facing this issue. On the command bar within the user record, selectManage Roles. Locate the security role that has a checkmark next to it. Use the steps provided in the Resolution section to grant the Write privilege for ...
ORA-00937: not a single-group group function 原因:这句话不会运行,因为deptno要求每行都显示,而sum要求统计后再显示,违反了原则。在有组函数的select中,不是组函数的列,一定要放在group by子句中。 正确语句:select deptno,sum(sal) from emp group by deptno;...