ttl's data could not be deleted after timeout, in sequence write mode
Open
class/enhancement
- Dominant language
- C++
- Stars
- 1.9k
- Forks
- 432
- PR merge metrics
- No merged PRs in 30d
Description
顺序写的方式下由于leveldb的sst文件区间没有交叠，所以执行compact操作不会触发tll的删除逻辑；导致设置ttl的数据删除不掉；
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Research direction
No files, tests, or entry points are named in the issue. Start by tracing TTL deletion through sequential-write compaction and compare it with the overlapping-SST path. Done means expired TTL data is deleted in sequential write mode, with a regression test covering the case.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp
- Domain
- databases
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 35/100