Fatal internal error in ObSingleMerge::inner_get_next_row during index lookup (errcode -4377)
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dima
type: task
- Dominant language
- C++
- Stars
- 2.9k
- Forks
- 339
- Avg merge
- 1d 19h
- Merged PRs (30d)
- 52
Description
Environment
- Version: observer (OceanBase)
- Revision: 1-96c6dd0fa22085b5a58f04a05b65ae63eb48efbe
- Build Branch: master
- Build Time: Dec 12 2025 19:54:52
- Build Flags: RelWithDebInfo
- Build Info: obbuild-release
Description
A fatal internal error occurred in the ObSingleMerge::inner_get_next_row function during an index lookup operation. The error code is -4377. The issue is related to full-text and vector search functionality.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No file or test is named. Start at ObSingleMerge::inner_get_next_row and investigate the index-lookup path using the reported observer revision and build details, with attention to full-text and vector search. Done means identifying the cause of error -4377 and validating a fix against the failing scenario.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- databases, search
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100