mapleFU commented on code in PR #216:
URL: https://github.com/apache/parquet-format/pull/216#discussion_r1333823691
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src/main/thrift/parquet.thrift:
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@@ -216,7 +216,12 @@ struct Statistics {
/** count of distinct values occurring */
4: optional i64 distinct_count;
/**
- * Min and max values for the column, determined by its ColumnOrder.
+ * lower and upper bound values for the column, determined by its
ColumnOrder.
Review Comment:
Might not directly related to this question. If the column is a utf-8 column
( with LogicalType `UTF8` ), can the binary here be a non-utf8 bytes?
e.g. `s[...100]` is a valid utf-8, however, `s[...50]` is not.
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