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https://issues.apache.org/jira/browse/CASSANDRA-834?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jonathan Ellis updated CASSANDRA-834:
-------------------------------------
Attachment: 834-v2.txt
Patch taking the 2nd approach, of promoting columns to supercolumns when SC is
null in a super CF.
> Exception during batch_mutate
> -----------------------------
>
> Key: CASSANDRA-834
> URL: https://issues.apache.org/jira/browse/CASSANDRA-834
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Affects Versions: 0.6
> Environment: debian lenny amd64 OpenJDK 64-Bit Server VM (build
> 1.6.0_0-b11, mixed mode)
> Reporter: Brandon Williams
> Assignee: Jonathan Ellis
> Priority: Minor
> Fix For: 0.6
>
> Attachments: 834-test.patch, 834-v2.txt, 834.patch
>
>
> If a batch mutation is sent with deletions referring to a SCF but no SC is
> specified in the Deletion object, the following traceback is generated:
> ERROR 15:28:16,746 Fatal exception in thread
> Thread[ROW-MUTATION-STAGE:22,5,main]
> java.lang.RuntimeException: java.lang.ClassCastException:
> org.apache.cassandra.db.Column cannot be cast to
> org.apache.cassandra.db.SuperColumn
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:34)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
> at java.lang.Thread.run(Thread.java:636)
> Caused by: java.lang.ClassCastException: org.apache.cassandra.db.Column
> cannot be cast to org.apache.cassandra.db.SuperColumn
> at
> org.apache.cassandra.db.SuperColumnSerializer.serialize(SuperColumn.java:300)
> at
> org.apache.cassandra.db.SuperColumnSerializer.serialize(SuperColumn.java:284)
> at
> org.apache.cassandra.db.ColumnFamilySerializer.serializeForSSTable(ColumnFamilySerializer.java:87)
> at
> org.apache.cassandra.db.ColumnFamilySerializer.serialize(ColumnFamilySerializer.java:73)
> at
> org.apache.cassandra.db.RowMutationSerializer.freezeTheMaps(RowMutation.java:329)
> at
> org.apache.cassandra.db.RowMutationSerializer.serialize(RowMutation.java:341)
> at
> org.apache.cassandra.db.RowMutationSerializer.serialize(RowMutation.java:314)
> at
> org.apache.cassandra.db.RowMutation.getSerializedBuffer(RowMutation.java:270)
> at org.apache.cassandra.db.RowMutation.apply(RowMutation.java:200)
> at
> org.apache.cassandra.service.StorageProxy$3.runMayThrow(StorageProxy.java:282)
> at
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
> ... 3 more
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