@Override
    public <T> Boolean notNaN(BoundReference<T> ref) {
      return ROWS_MIGHT_MATCH;
    }
Test whether the file may contain records that match the expression.

@param fileSchema schema for the Parquet file
@param rowGroup metadata for a row group
@return false if the file cannot contain rows that match the expression, true otherwise.
amoro-format-mixed/amoro-mixed-hive/src/main/java/org/apache/iceberg/parquet/AdaptHiveParquetMetricsRowGroupFilter.java