nastra opened a new pull request, #17412:
URL: https://github.com/apache/iceberg/pull/17412
`FILE_6` in `TestInclusiveMetricsEvaluator` carried value and null counts
for the `required_address` and `optional_address` structs. Parquet produces
metrics for leaf columns only in `ParquetMetrics.MetricsVisitor.struct` and
returns just the concatenation of its children and never emits a `FieldMetrics`
for the struct — so no Parquet file yields those entries. They made
`notNull("optional_address")` appear prunable when in practice it is not
- Model: Claude Opus 4.6
- Platform/Tool: Cursor
- Human Oversight: [unknown - human to fill in]
- Prompt Summary: Align the nested struct test fixture with the metrics
Parquet actually
produces, which excludes struct-level value and null counts.
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