Chuan-Heng Hsiao created CASSANDRA-4991:
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Summary: "Keys must not be empty" error on secondary indexing.
Key: CASSANDRA-4991
URL: https://issues.apache.org/jira/browse/CASSANDRA-4991
Project: Cassandra
Issue Type: Bug
Affects Versions: 1.1.6
Environment: cassandra 1.1.6
oracle jdk 1.7.09
Reporter: Chuan-Heng Hsiao
Encounter the following error message:
INFO [OptionalTasks:1] 2012-11-13 14:24:20,650 ColumnFamilyStore.java
(line 659) Enqueuing flush of
Memtable-(some_cf).(some_cf)_(some_idx)_idx_1@1216346401(485/8360
serialized/live bytes, 24 ops)
ERROR [FlushWriter:2123] 2012-11-13 14:24:20,650
AbstractCassandraDaemon.java (line 135) Exception in thread
Thread[FlushWriter:2123,5,main]
java.lang.AssertionError: Keys must not be empty
at
org.apache.cassandra.io.sstable.SSTableWriter.beforeAppend(SSTableWriter.java:133)
at
org.apache.cassandra.io.sstable.SSTableWriter.append(SSTableWriter.java:176)
at
org.apache.cassandra.db.Memtable.writeSortedContents(Memtable.java:295)
at org.apache.cassandra.db.Memtable.access$600(Memtable.java:48)
at org.apache.cassandra.db.Memtable$5.runMayThrow(Memtable.java:316)
at
org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:722)
When inserting the data, I set the default value as '' for all
pre-defined columns. I suspect that it is the reason for this error.
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