blerer commented on a change in pull request #1083:
URL: https://github.com/apache/cassandra/pull/1083#discussion_r660330824
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File path: src/java/org/apache/cassandra/db/SinglePartitionReadCommand.java
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@@ -1033,7 +1033,15 @@ private ClusteringIndexNamesFilter
reduceFilter(ClusteringIndexNamesFilter filte
SearchIterator<Clustering, Row> searchIter =
result.searchIterator(columnFilter(), false);
- PartitionColumns columns = columnFilter().fetchedColumns();
+ // According to the CQL semantics a row exists if at least one of its
columns is not null (including the primary key columns).
+ // Having the queried columns not null is unfortunately not enough to
prove that a row exists has some column deletion
Review comment:
It was a typo I mean `as` and not `has`
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