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Vladislav Pyatkov commented on IGNITE-20894: -------------------------------------------- There are tests that demonstrate exactly one transaction commit preset for SQL: _ItSqlApiBaseTest#checkTransactionsWithDml_ _ItSqlApiBaseTest#testLockIsNotReleasedAfterTxRollback_ If a transaction coordinator catches a lock exception, the transaction will be automatically rolled back. > Fix deadlock recovery on commit > ------------------------------- > > Key: IGNITE-20894 > URL: https://issues.apache.org/jira/browse/IGNITE-20894 > Project: Ignite > Issue Type: Bug > Affects Versions: 3.0 > Reporter: Alexey Scherbakov > Priority: Major > Labels: ignite-3 > Fix For: 3.0 > > > Reproduced by [1] > In short, two transaction are put into deadlock, using no prevention policy. > First tx is committed, but can't acquire locks. > Expected behavior - tx is rolled back on commit, releasing associated locks, > tx2 succefully commits. > Actual behavior - commit hangs. > [1] org.apache.ignite.distributed.ItLockTableTest#testDeadlockRecovery -- This message was sent by Atlassian Jira (v8.20.10#820010)