refactor: Use a single transaction for all remote mediator operations #1256
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Previous code used a transaction for updates to the database, but didn't do the earlier reads in the same transaction. Theoretically this could race. Guard against this by using a single transaction for a complete remote mediator operation (refresh, prepend, append).
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Previous code used a transaction for updates to the database, but didn't do the earlier reads in the same transaction. Theoretically this could race.
Guard against this by using a single transaction for a complete remote mediator operation (refresh, prepend, append).