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fix: force auto-begin in create_db_dependency so lock_tables always uses savepoints (#176)

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d3vyce
2026-03-25 19:26:28 +01:00
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docs/module/models.md
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@@ -214,12 +214,12 @@ The `changes` dict maps each watched field that changed to `{"old": ..., "new":
!!! warning "Callbacks fire only for ORM-level changes. Rows updated via raw SQL (`UPDATE ... SET ...`) are not detected."
!!! warning "Callbacks fire after the **outermost** transaction commits."
!!! warning "Callbacks fire when the **outermost active context** (savepoint or transaction) commits."
If you create several related objects using `CrudFactory.create` and need
callbacks to see all of them (including associations), wrap the whole
operation in a single [`get_transaction`](db.md) block. Without it, each
`create` call commits independently and `on_create` fires before the
remaining objects exist.
operation in a single [`get_transaction`](db.md) or [`lock_tables`](db.md)
block. Without it, each `create` call commits its own savepoint and
`on_create` fires before the remaining objects exist.
```python
from fastapi_toolsets.db import get_transaction