Github user omalley commented on a diff in the pull request:
https://github.com/apache/orc/pull/60#discussion_r79093773
--- Diff: java/core/src/java/org/apache/orc/OrcConf.java ---
@@ -105,6 +105,12 @@
"dictionary or not will be retained thereafter."),
BLOOM_FILTER_COLUMNS("orc.bloom.filter.columns",
"orc.bloom.filter.columns",
"", "List of columns to create bloom filters for when writing."),
+ BLOOM_FILTER_WRITE_VERSION("orc.bloom.filter.write.version",
+ "orc.bloom.filter.write.version",
OrcFile.BloomFilterVersion.UTF8.toString(),
+ "Which version of the bloom filter should we write."),
--- End diff --
If orc.bloom.filter.write.version is set to original, it will put both
streams so that the files are usable by old versions of orc.
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