ConeyLiu commented on code in PR #1173:
URL: https://github.com/apache/parquet-mr/pull/1173#discussion_r1381419348
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parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileWriter.java:
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@@ -988,6 +988,21 @@ void writeColumnChunk(ColumnDescriptor descriptor,
endColumn();
}
+ /**
+ * Overwrite the column total statistics. This special used when the column
total statistics
+ * is known while all the page statistics are invalid, for example when
rewriting the column.
+ *
+ * @param totalStatistics the column total statistics
+ * @throws IOException if there is an error while writing
+ */
+ public void endColumn(Statistics<?> totalStatistics) throws IOException {
Review Comment:
This is used to set the column aggregated statistics. Do you mean to modify
the `public void endColumn(Statistics<?> totalStatistics)` to `public void
invalidateStatistics(Statistics<?> totalStatistics)`?
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