coderex2522 commented on code in PR #1394:
URL: https://github.com/apache/orc/pull/1394#discussion_r1095327973
##########
c++/include/orc/Writer.hh:
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@@ -262,6 +262,19 @@ namespace orc {
* @return if not set, the default is false
*/
bool getUseTightNumericVector() const;
+
+ /**
+ * Set the initial buffer capacity of output stream.
+ * Each column contains multiple output streams with buffers,
+ * and these buffers will automatically expand when memory is exhausted.
Review Comment:
When the used size of the buffer reaches the initial capacity, the buffer
will continue to expand in compression block size units.
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