polardb / polardb/polardbx-sql
Error: Lock wait timeout exceeded; try restarting transaction.
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- Dominant language
- Java
- Stars
- 1.7k
- Forks
- 337
- PR merge metrics
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Description
The error message is as follows：
ERR-CODE: [TDDL-4614][ERR_EXECUTE_ON_MYSQL] Error occurs when execute on GROUP 'SNOWBERG_PRE_000004_GROUP' ATOM 'dskey_snowberg_pre_000004_group#pxc-xdb-s-pxchzr468jpnxhjv48be8#11.61.195.2-3315#snowberg_pre_000004': Lock wait timeout exceeded; try restarting transaction.
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Research direction
Start by investigating the reported MySQL lock wait timeout in the PolarDB-X transaction path; the issue provides no file, test, reproduction steps, or expected behavior. Reproduce the error if possible and identify the affected code or test before defining a fix and its completion criteria.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java, mysql
- Domain
- databases, distributed-systems
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100