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Make Domain -> BillingEvent FK deferred (#890)

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* Make Domain -> BillingEvent FK deferred

It appears that Hibernate can sporadically introduce FK constraint failures
when updating a Domain to reference a new BillingEvent and then deleting the
old BillingEvent, causing a flakey test failure in DomainDeleteFlowTest.  This
may be due to the fact that this FK relationships is not known to hibernate.

An alternate solution appears to be to flush after every update, but that
likely has some pretty serious performance implications.
This commit is contained in:
Michael Muller 2020-11-30 18:06:07 -05:00 • committed by GitHub
parent 4e799c4964
commit eb9342a22c
5 changed files with 40 additions and 12 deletions
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db/src/main/resources/sql/schema/nomulus.golden.sql
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@ -2064,7 +2064,7 @@ ALTER TABLE ONLY public."Domain"
--
ALTER TABLE ONLY public."Domain"
ADD CONSTRAINT fk_domain_transfer_billing_event_id FOREIGN KEY (transfer_billing_event_id) REFERENCES public."BillingEvent"(billing_event_id);
ADD CONSTRAINT fk_domain_transfer_billing_event_id FOREIGN KEY (transfer_billing_event_id) REFERENCES public."BillingEvent"(billing_event_id) DEFERRABLE INITIALLY DEFERRED;
--