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_r264647388
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/rowSet/impl/ColumnBuilder.java
##########
@@ -171,6 +251,32 @@ private static ColumnState buildPrimitive(ContainerState
parent, ColumnMetadata
vectorState);
}
+ private void incompatibleProjection(ProjectionType projType,
+ ColumnMetadata columnSchema) {
+ StringBuilder buf = new StringBuilder()
+ .append("Projection of type ");
+ switch (projType) {
+ case ARRAY:
+ buf.append("array (a[n])");
+ break;
+ case TUPLE:
+ buf.append("tuple (a.x)");
+ break;
+ case TUPLE_ARRAY:
+ buf.append("tuple array (a[n].x");
+ break;
+ default:
+ throw new IllegalStateException();
Review comment:
Please add some message into the exception constructor.
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