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General Tech Bugs & Fixes 2 years ago
Posted on 16 Aug 2022, this text provides information on Bugs & Fixes related to General Tech. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.
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Is it possible to temporarily disable cos://forum.tuteehub.com/tag/n">nstrais://forum.tuteehub.com/tag/n">nts is://forum.tuteehub.com/tag/n">n MySQL?
I have two Djas://forum.tuteehub.com/tag/n">ngo models, each with a Foreigs://forum.tuteehub.com/tag/n">nKey to the other os://forum.tuteehub.com/tag/n">ne. Deletis://forum.tuteehub.com/tag/n">ng is://forum.tuteehub.com/tag/n">nstas://forum.tuteehub.com/tag/n">nces of a model returs://forum.tuteehub.com/tag/n">ns as://forum.tuteehub.com/tag/n">n error because of the Foreigs://forum.tuteehub.com/tag/n">nKey cos://forum.tuteehub.com/tag/n">nstrais://forum.tuteehub.com/tag/n">nt:
cursor.execute("DELETE FROM myapp_item WHERE s://forum.tuteehub.com/tag/n">n = %s", s://forum.tuteehub.com/tag/n">n) tras://forum.tuteehub.com/tag/n">nsactios://forum.tuteehub.com/tag/n">n.commit_us://forum.tuteehub.com/tag/n">nless_mas://forum.tuteehub.com/tag/n">naged() #a foreigs://forum.tuteehub.com/tag/n">n key cos://forum.tuteehub.com/tag/n">nstrais://forum.tuteehub.com/tag/n">nt fails here cursor.execute("DELETE FROM myapp_style WHERE s://forum.tuteehub.com/tag/n">n = %s", s://forum.tuteehub.com/tag/n">n) tras://forum.tuteehub.com/tag/n">nsactios://forum.tuteehub.com/tag/n">n.commit_us://forum.tuteehub.com/tag/n">nless_mas://forum.tuteehub.com/tag/n">naged()
Is it possible to temporarily disable cos://forum.tuteehub.com/tag/n">nstrais://forum.tuteehub.com/tag/n">nts as://forum.tuteehub.com/tag/n">nd delete as://forum.tuteehub.com/tag/n">nyway?
If the key field is nullable, then you can also set the value to null before attempting to delete it:
cursor.execute("UPDATE myapp_item SET myapp_style_id = NULL WHERE n = %s", n) transaction.commit_unless_managed() cursor.execute("UPDATE myapp_style SET myapp_item_id = NULL WHERE n = %s", n) transaction.commit_unless_managed() cursor.execute("DELETE FROM myapp_item WHERE n = %s", n) transaction.commit_unless_managed() cursor.execute("DELETE FROM myapp_style WHERE n = %s", n) transaction.commit_unless_managed()
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