Unverified90% confidenceFactTime unknown
悲观锁（SELECT ... FOR UPDATE）在查询时锁定数据行，适合写多读少场景但性能较差
1
Sources
90%
Confidence
Long-term
Relevance
6/2/2026
First Seen
Sources
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Stable URI
https://kongchang.com/claim/37413API
curl https://kongchang.com/api/v1/knowledge/claims/37413MCP
get_claim(id=37413)