[stable22] Set MySQL ONLY_FULL_GROUP_BY config and run on MySQL for PRs#7040

Merged

nickvergessen merged 6 commits intostable22from

backport/7032/stable22

Mar 23, 2022

Commits on Mar 23, 2022

Set MySQL ONLY_FULL_GROUP_BY config and run on MySQL for PRs
nickvergessen
committed
Set ONLY_FULL_GROUP_BY option for MySQL
nickvergessen
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Add a unit test for getParticipantsByNotificationLevel
nickvergessen
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Group on PHP level as MariaDB can not handle this correctly:
nickvergessen
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Do not load the session in getParticipantByAttendeeId() as no caller needs it
nickvergessen
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Do not load the session in getParticipantByActor() as no caller needs it
nickvergessen
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