Github user vvysotskyi commented on a diff in the pull request:
https://github.com/apache/drill/pull/909#discussion_r134689741
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/project/ProjectRecordBatch.java
---
@@ -362,16 +363,16 @@ protected boolean setupNewSchema() throws
SchemaChangeException {
final TransferPair tp = vvIn.makeTransferPair(vvOut);
transfers.add(tp);
}
- } else if (value != null && value.intValue() > 1) { //
subsequent wildcards should do a copy of incoming valuevectors
+ } else if (value != null && value > 1) { // subsequent wildcards
should do a copy of incoming valuevectors
int k = 0;
for (final VectorWrapper<?> wrapper : incoming) {
final ValueVector vvIn = wrapper.getValueVector();
- final SchemaPath originalPath =
SchemaPath.getSimplePath(vvIn.getField().getPath());
- if (k > result.outputNames.size()-1) {
+ final SchemaPath originalPath =
SchemaPath.getSimplePath(vvIn.getField().getName());
+ if (k > result.outputNames.size() - 1) {
assert false;
}
final String name = result.outputNames.get(k++); // get the
renamed column names
- if (name == EMPTY_STRING) {
+ if (EMPTY_STRING.equals(name)) {
--- End diff --
Thanks, replaced by `name.isEmpty()`, but `EMPTY_STRING` is used in other
places, so left it in the class.
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