Unverified50% confidenceSolutionExact time
不物化数据意味着用实时数据训练,如果上游流水线在训练运行途中更新特征表,会引入非确定性偏差;必须使用 _PARTITIONTIME 或 run_id 作为分区键来固定不可变快照。
1
Sources
50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
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