hit-lacus commented on a change in pull request #241: KYLIN-3546 Add column
which belongs to root fact table in join relation but lost
URL: https://github.com/apache/kylin/pull/241#discussion_r219443869
##########
File path:
source-kafka/src/main/java/org/apache/kylin/source/kafka/KafkaInputBase.java
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@@ -89,7 +95,28 @@ public DataModelDesc getDataModel() {
@Override
public List<TblColRef> getAllColumns() {
- return flatDesc.getFactColumns();
+ final Set<TblColRef> factTableColumnSet = Sets.newHashSet();
+ TableRef rootFactTable = getDataModel().getRootFactTable();
+ for (TblColRef col : flatDesc.getAllColumns()) {
+ if (col.getTableRef().equals(rootFactTable)) {
+ factTableColumnSet.add(col);
+ }
+ }
+ // Add column which belongs to root fact table in join
relation but lost
+ for (JoinTableDesc joinTableDesc :
getDataModel().getJoinTables()) {
+ JoinDesc jd = joinTableDesc.getJoin();
+ for (TblColRef colRef : jd.getForeignKeyColumns()) {
+ if (colRef.getTableRef().equals(rootFactTable)) {
+ factTableColumnSet.add(colRef);
+ }
+ }
+ for (TblColRef colRef : jd.getPrimaryKeyColumns()) {
Review comment:
OK, I will fix it.
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