The fix was surprisingly simple. With rkyv offering lots of flexibiliy here as the serialization framework. We could keep the in-memory struct interface and just change the serialized format which now chooses the best representation (dense vs. sparse) on a per-row basis.
│ field1: Option (1B) │，更多细节参见WPS下载最新地址
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23:04, 4 марта 2026Экономика