vvysotskyi commented on a change in pull request #2006: DRILL-7615: UNION ALL
query returns the wrong result for the decimal value
URL: https://github.com/apache/drill/pull/2006#discussion_r386916026
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/union/UnionAllRecordBatch.java
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@@ -184,38 +184,43 @@ private void createUnionAller(RecordBatch inputBatch) {
ValueVector vvIn = vw.getValueVector();
ValueVector vvOut = container.getValueVector(index).getValueVector();
- final ErrorCollector collector = new ErrorCollectorImpl();
- // According to input data names, Minortypes, Datamodes, choose to
+ MaterializedField inField = vvIn.getField();
+ MaterializedField outputField = vvOut.getField();
+
+ ErrorCollector collector = new ErrorCollectorImpl();
+ // According to input data names, MinorTypes, DataModes, choose to
// transfer directly,
// rename columns or
- // cast data types (Minortype or DataMode)
- if
(container.getSchema().getColumn(index).hasSameTypeAndMode(vvIn.getField())
- && vvIn.getField().getType().getMinorType() !=
TypeProtos.MinorType.MAP // Per DRILL-5521, existing bug for map transfer
- ) {
+ // cast data types (MinorType or DataMode)
+ if (outputField.hasSameTypeAndMode(inField)
Review comment:
Thanks for the suggestion, done.
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