guiyanakuang opened a new pull request #992:
URL: https://github.com/apache/orc/pull/992
### What changes were proposed in this pull request?
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This PR aims to fix evaluation predicate proto. When the row index
statistics only implements ColumnStatistics and does not provide information
other than min or max, the predicate cannot be evaluated correctly
### Why are the changes needed?
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To make all files compatible with the orc specification readable by the
official library
### How was this patch tested?
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Added unit test. and created a special unofficial.orc file, its rowIndex \
stripe \ file statistics only implements ColumnStatistics, no other information
such as min or max is provided.
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