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Merge pull request #52013 from rails/fxn/edit-transaction.active_record 

Add usage guidelines to transaction.active_record docs
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Xavier Noria 2024-06-03 23:23:22 +02:00 committed by GitHub
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guides/source/active_support_instrumentation.md
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@ -420,6 +420,11 @@ This event is emmited for every transaction to the database.
| `:outcome` | `:commit`, `:rollback`, `:restart`, or `:incomplete` |
| `:connection` | Connection object |
Please note that at this point the transaction has been finished, and its state
is in the `:outcome` key. In practice, you cannot do much with the transaction
object, but it may still be helpful for tracing database activity. For example,
by tracking `transaction.uuid`.
### Action Mailer
#### `deliver.action_mailer`