Remove PERIOD, COUNT defaults to 1
Instantiate the correct subclass
Fix typo
Use ON clauses instead of WHERE
Fix indentation
Fix ScheduledJob/ScheduledJobLog base classes
Make getQuery abstract
Remove unused namespace
Add type hinting
Fix ScheduledJob subclasses
Fix typo
Remove unused namespace
Fix indentation
Remove unnecessary transaction

No need for a transaction when you only have one insert query
Put the id on the queue, not the object
Remove unused namespace
Use proper name
Fix typo
Add type hinting
Fix typo