arina-ielchiieva commented on a change in pull request #1690: DRILL-7086:
Output schema for row set mechanism
URL: https://github.com/apache/drill/pull/1690#discussion_r264688160
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File path:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/rowSet/impl/OptionBuilder.java
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@@ -129,10 +133,60 @@ public OptionBuilder setSchema(TupleMetadata schema) {
return this;
}
+ /**
+ * Provide an optional column conversion factory. Can create a "shim"
Review comment:
From the description is not quite clear to me why we need to both options:
column conversions and schema transform. Could not we have only one that would
function as both? Can you please explain a little bit more?
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