> Op 11 april 2017 om 10:51 schreef Rohit Yadav <rohit.ya...@shapeblue.com>:
> 
> 
> Hi Wido,
> 
> 
> You're right, MySQL 5.7 has by default strict(er) sql mode enabled. To make 
> CloudStack work with MySQL 5.7, changing the sql mode makes MySQL 5.7 behave 
> like 5.6 with which the mgmt server/usage server should work.
> 

Yes, but a client can do this as well. It doesn't have to be server wide.

Do you know where the MySQL client is initiated by CloudStack? A few lines of 
code there should/might be enough.

Wido

> 
> Regards.
> 
> ________________________________
> From: Wido den Hollander <w...@widodh.nl>
> Sent: 10 April 2017 20:30:55
> To: dev@cloudstack.apache.org
> Subject: MySQL 5.7 and SQL Mode
> 
> Hi,
> 
> While testing with Ubuntu 16.04 and CloudStack 4.10 (from master) I've ran 
> into this error on the management server:
> 
> com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Expression #1 of 
> SELECT list is not in GROUP BY clause and contains nonaggregated column 
> 'cloud.i.id' which is not functionally dependent on columns in GROUP BY 
> clause; this is incompatible with sql_mode=only_full_group_by
>         at sun.reflect.GeneratedConstructorAccessor50.newInstance(Unknown 
> Source)
>         at 
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
>         at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
>         at com.mysql.jdbc.Util.handleNewInstance(Util.java:404)
>         at com.mysql.jdbc.Util.getInstance(Util.java:387)
>         at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:939)
>         at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3878)
>         at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3814)
> 
> I was able to fix this to add this to my my.cnf:
> 
> [mysqld]
> sql_mode = 
> "STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"
> 
> Should we maybe set the SQL Mode as a connection parameter when connecting to 
> the DB? This prevents users from having to set this manually in their MySQL 
> configuration.
> 
> Did somebody else run into this with MySQL 5.7?
> 
> Thank you,
> 
> Wido
> 
> rohit.ya...@shapeblue.com 
> www.shapeblue.com
> 53 Chandos Place, Covent Garden, London  WC2N 4HSUK
> @shapeblue
>   
>  
>

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