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ORA-00979 not a group by expression
...nd it does not appear in GROUP BY clause, which will lead to the ORA-00979 Error .
SELECT employee_id, sum(salary)
FROM employees;
To correct you need to do one of the following :
Include all non-aggregated expressions listed in SELECT clause in the
GROUP BY clause
Remove group (aggregate) ...
Xcode 6 iPhone Simulator Application Support location
...ultManager]createSymbolicLinkAtPath:aliasPath withDestinationPath:DOCS_DIR error:nil]; #endif Now I've got a simlink that works, even though iOS8 + XCode6 changes my App's Data GUID everytime I build.
– seabass
Sep 22 '14 at 17:56
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Hibernate: “Field 'id' doesn't have a default value”
...ccurately on the database even after an execution of SchemaUpdate.
If the error actually seems to lack a sensible explanation, try recreating the database (or at least creating a new one) and scaffolding it with SchemaExport.
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Display lines number in Stack Trace for .NET assembly in Release mode
...he need to deploy PDB files with a release build in order to track down an error. The reason is, like you said, was that the exception occurred in a method that was very large and I could not accurately pinpoint where it was happening.
This might be an indication that the method needs to be refact...
How to see which flags -march=native will activate?
...rsion 5.4.0 (Buildroot 2017.05-rc2-00016-gc7eaf50-dirty) it will cause the error in return: Assembler messages: Error: unknown architecture native Error: unrecognized option -march=native. So, loose the -march=native and it will work everywhere just following: gcc -Q --help=target.
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Ubuntu rails install fails on zlib
...ne, but when I try and use gem install or gem update on anything, I get an error that looks like this:
13 Answers
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Using global variables between files?
... Thanks. Any idea how to remove the “Undefined variable from import” errors that appear in Eclipse PyDev by using this file structure (i.e. importing global variables from settings.py)? I had to disable the error in PyDev, which is not ideal.
– Franck Dernoncourt
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Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?
... the final return false; will not execute if the called function throws an error. Hence the developers have to also remember to handle any error appropriately in the called function.
A third reason is that there are cases where the onclick event property is assigned dynamically. I prefer to be abl...
“Public key certificate and private key doesn't match” when using Godaddy issued certificate [closed
...oad those in the load balancer setup screen on AWS Mgmt Console, I get the error message: "Public Key Certificate and Private Key doesn't match."
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How to declare a type as nullable in TypeScript?
... In order to set null or undefined value without compilation error, the tsconfig "strict" option must be removed or equals to "false" "strict" : false
– Nicolas Janel
Mar 19 '19 at 8:38
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