#36213: Document that QuerySet.update can execute two separate SQL queries when
using MySQL
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Reporter: Babak | Owner: (none)
Type: | Status: new
Cleanup/optimization |
Component: Documentation | Version: dev
Severity: Normal | Resolution:
Keywords: mysql self-select | Triage Stage: Accepted
race-condition |
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
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Comment (by Simon Charette):
In stand corrected, `QuerySet.delete` on MySQL
[https://github.com/django/django/blob/5a1cae3a5675c5733daf5949759476d65aa0e636/django/db/models/sql/compiler.py#L2015-L2019
also performs the] same materialization when a referenced table is
involved.
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Ticket URL: <https://code.djangoproject.com/ticket/36213#comment:7>
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