rizaon commented on a change in pull request #990:
URL: https://github.com/apache/orc/pull/990#discussion_r782517663
##########
File path: c++/include/orc/Common.hh
##########
@@ -122,6 +122,19 @@ namespace orc {
StreamKind_BLOOM_FILTER_UTF8 = 8
};
+ /**
+ * Specific read intention when selecting a certain TypeId.
+ * This enum currently only being utilized by LIST type selection.
+ *
+ * TODO: extend this to support MAP and UNION type.
Review comment:
Removed the TODO. I will file a follow-up JIRA after this PR merged.
##########
File path: c++/include/orc/Reader.hh
##########
@@ -149,6 +149,25 @@ namespace orc {
*/
RowReaderOptions& includeTypes(const std::list<uint64_t>& types);
+ /**
+ * A map type of <typeId, ReadIntent>.
+ */
+ typedef std::map<uint64_t, ReadIntent> TypeReadIntents;
Review comment:
Done.
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