Github user jackylk commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/2819#discussion_r227619567
--- Diff:
core/src/main/java/org/apache/carbondata/core/scan/model/QueryModel.java ---
@@ -124,6 +124,11 @@
private boolean preFetchData = true;
+ /**
+ * It fills the vector directly from decoded column page with out any
staging and conversions
--- End diff --
"It fills the vector", can you give more detail for which vector? and
describe how spark/presto is integrated with this?
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