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read metadata in SimpleQueryableIndex if available to compute segment ordering (#17181)

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Clint Wylie 2024-09-27 19:39:03 -07:00 committed by GitHub
parent 7417ead3af
commit f8a72b987a
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1 changed files with 10 additions and 7 deletions
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17
processing/src/main/java/org/apache/druid/segment/SimpleQueryableIndex.java
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@ -49,6 +49,7 @@ public abstract class SimpleQueryableIndex implements QueryableIndex
private final Map<String, Supplier<ColumnHolder>> columns;
private final SmooshedFileMapper fileMapper;
private final Supplier<Map<String, DimensionHandler>> dimensionHandlers;
private final List<OrderBy> ordering;
public SimpleQueryableIndex(
Interval dataInterval,
@ -83,6 +84,14 @@ public abstract class SimpleQueryableIndex implements QueryableIndex
} else {
this.dimensionHandlers = () -> initDimensionHandlers(availableDimensions);
}
final Metadata metadata = getMetadata();
if (metadata != null && metadata.getOrdering() != null) {
this.ordering = metadata.getOrdering();
} else {
// When sort order isn't set in metadata.drd, assume the segment is sorted by __time.
this.ordering = Cursors.ascendingTimeOrder();
}
}
@Override
@ -112,13 +121,7 @@ public abstract class SimpleQueryableIndex implements QueryableIndex
@Override
public List<OrderBy> getOrdering()
{
final Metadata metadata = getMetadata();
if (metadata != null && metadata.getOrdering() != null) {
return metadata.getOrdering();
} else {
// When sort order isn't set in metadata.drd, assume the segment is sorted by __time.
return Cursors.ascendingTimeOrder();
}
return ordering;
}
@Override