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fix cardinality aggregator caching

This commit is contained in:
Xavier Léauté 2014-11-26 15:00:02 -08:00
parent 366ae9e5e4
commit 4eee7e69b9
1 changed files with 2 additions and 1 deletions
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3
processing/src/main/java/io/druid/query/aggregation/cardinality/CardinalityAggregatorFactory.java
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@ -214,9 +214,10 @@ public class CardinalityAggregatorFactory implements AggregatorFactory
{
byte[] fieldNameBytes = Joiner.on("\u0001").join(fieldNames).getBytes(Charsets.UTF_8);
return ByteBuffer.allocate(1 + fieldNameBytes.length)
return ByteBuffer.allocate(2 + fieldNameBytes.length)
.put(CACHE_TYPE_ID)
.put(fieldNameBytes)
.put((byte)(byRow ? 1 : 0))
.array();
}