Add locking module: optimistic vs pessimistic locking on Hibernate 7.4.14.Final

Co-Authored-By: Claude Sonnet 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_01YPgGH6aMbSLANL3E2HHmS6
2026-10-25 17:01:49 +00:00
parent 807f681ed1
commit 357ba84e5c
18 changed files with 758 additions and 0 deletions
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+5 tickets, all NEW. Worker A claims 2 and keeps its transaction open.
+Worker B claims 2 with SKIP LOCKED.
+A got tickets: [1, 2]
+B got tickets: [3, 4]
+
+select statements B sent:
+select t1_0.id,t1_0.claimedBy,t1_0.status from Ticket t1_0 where t1_0.status='NEW' order by t1_0.id fetch first ? rows only for update skip locked