Fixes #1654: Switch to a spin pg_try_advisory_lock #1656
Postgres can deadlock with a pending pg_advisory_lock and
Postgres can deadlock with a pending pg_advisory_lock and a long running CREATE INDEX CONCURRENTLY statement. * Reproduce the deadlock in PostgreSQLConcurrentMigrationMediumTest with a modified version of the regular ConcurrentMigrationMediumTest * Modify PostgreSQLAdvisoryLockTemplate to spin until pg_try_advisory_lock returns true or it is interrupted * Sleep for 100ms on failed attempt to acquire the advisory lock
Add this suggestion to a batch that can be applied as a single commit. This suggestion is invalid because no changes were made to the code. Suggestions cannot be applied while the pull request is closed. Suggestions cannot be applied while viewing a subset of changes. Only one suggestion per line can be applied in a batch. Add this suggestion to a batch that can be applied as a single commit. Applying suggestions on deleted lines is not supported. You must change the existing code in this line in order to create a valid suggestion. Outdated suggestions cannot be applied. This suggestion has been applied or marked resolved. Suggestions cannot be applied from pending reviews. Suggestions cannot be applied on multi-line comments.