SQLSTATE[42000]: Syntax error or access violation: 1055 'portal.threads.author_id' isn't in GROUP BY #345 Closed wilburpowery opened this issue Jan 31, 2018· 6 comments Closed SQLSTATE[42000]: Syntax error or access violation: 1055 'portal.threads.author_id' isn't in GROUP BY #...
Description:Legitimate queries fail with: ERROR 1055 (42000): 'round(sum(a))' isn't in GROUP BY when "set sql_mode = ONLY_FULL_GROUP_BY" is on.How to repeat:create table foo (a int, b int); insert into foo values (1, 2), (1, 3), (null, null); select sum(a), count(...
(0.00 sec) mysql> quit #设置成功后,一定要退出,然后重新登录方可生效 Bye mysql> use db1; Database changed mysql> select * from emp group by post; #报错 ERROR 1055 (42000): 'db1.emp.id' isn't in GROUP BY mysql> select post,count(id) from emp group by post; #只能查看分组依据和...
However, each table or view column in any nonaggregate expression in the list must be included in the GROUP BY list: The following statements are allowed: SQL Copy SELECT ColumnA, ColumnB FROM T GROUP BY ColumnA, ColumnB; SELECT ColumnA + ColumnB FROM T GROUP BY ColumnA, ColumnB;...
It turned out that many entries in the table 1 and table 2 had string_field column with NULL values. I thought that JOIN would keep records with NULL values because NULL is equal to NULL, isn’t it? Then I tried: 代码语言:javascript ...
If the value supplied isn't numeric, or doesn't fall into that range, sqlcmd generates an error message. A value of 0 specifies time-out to be infinite.-EUses a trusted connection instead of using a user name and password to sign in to SQL Server. By default, without -E specified,...
Avoid recursion in predicate functions wherever possible to avoid performance degradation. The query optimizer will try to detect direct recursions, but isn't guaranteed to find indirect recursions. An indirect recursion is where a second function calls the predicate function. Avoid using excessive tab...
When the batch completes, if the batch-scoped transaction isn't committed or rolled back, it is automatically rolled back by the Database Engine. For more information, see Using Multiple Active Result Sets (MARS). Start transactions Using API functions and Transact-SQL statements, you can sta...
The percentage of free space that is specified by FILLFACTOR is applied to the intermediate-level pages of the index. If FILLFACTOR isn't specified at the same time PAD_INDEX is set to ON, the fill factor value stored in sys.indexes is used. OFF or fillfactor isn't specified The intermed...
"Simple" SQL to check for alpha or numeric charcters isn't working right "String or binary data would be truncated.\r\nThe statement has been terminated." "String or binary data would be truncated" and field specifications “Unable to enlist in the transaction” with Oracle linked server fro...