Caleb Rackliffe created CASSANDRA-20313:
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Summary: SAI should avoid attempting to index empty values for
literals an types that do not allow them
Key: CASSANDRA-20313
URL: https://issues.apache.org/jira/browse/CASSANDRA-20313
Project: Apache Cassandra
Issue Type: Bug
Components: Feature/SAI
Reporter: Caleb Rackliffe
Assignee: Caleb Rackliffe
See
https://issues.apache.org/jira/browse/CASSANDRA-19461?focusedCommentId=17925395&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-17925395
{noformat}
@Test
public void testEmptyNonLiteral()
{
createTable("CREATE TABLE %s (k int PRIMARY KEY, v int)");
execute("INSERT INTO %s (k, v) VALUES (0, ?)", EMPTY_BYTE_BUFFER);
flush();
createIndex(String.format(CREATE_INDEX_TEMPLATE, 'v')); // fails!!!
}
{noformat}
The index creation will fail with:
{noformat}
WARN [SecondaryIndexManagement:1] 2025-02-09 15:11:23,714
SecondaryIndexManager.java:843 - Index build of
table_testemptynonliteral_00_v_idx failed. Please run full index rebuild to fix
it.
java.util.concurrent.ExecutionException: java.lang.NullPointerException
at
org.apache.cassandra.utils.concurrent.AbstractFuture.getWhenDone(AbstractFuture.java:239)
at
org.apache.cassandra.utils.concurrent.AbstractFuture.get(AbstractFuture.java:246)
at
org.apache.cassandra.index.sai.StorageAttachedIndex.lambda$getInitializationTask$4(StorageAttachedIndex.java:337)
at org.apache.cassandra.concurrent.FutureTask.call(FutureTask.java:61)
at org.apache.cassandra.concurrent.FutureTask.run(FutureTask.java:71)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at
io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.NullPointerException: null
at
org.apache.cassandra.db.tries.InMemoryTrie.putRecursive(InMemoryTrie.java:904)
at
org.apache.cassandra.db.tries.InMemoryTrie.putRecursive(InMemoryTrie.java:897)
at
org.apache.cassandra.db.tries.InMemoryTrie.putSingleton(InMemoryTrie.java:878)
at
org.apache.cassandra.index.sai.disk.v1.segment.SegmentTrieBuffer.add(SegmentTrieBuffer.java:69)
at
org.apache.cassandra.index.sai.disk.v1.segment.SegmentBuilder$TrieSegmentBuilder.addInternal(SegmentBuilder.java:90)
at
org.apache.cassandra.index.sai.disk.v1.segment.SegmentBuilder.add(SegmentBuilder.java:195)
at
org.apache.cassandra.index.sai.disk.v1.SSTableIndexWriter.addTerm(SSTableIndexWriter.java:208)
at
org.apache.cassandra.index.sai.disk.v1.SSTableIndexWriter.addRow(SSTableIndexWriter.java:99)
at
org.apache.cassandra.index.sai.disk.StorageAttachedIndexWriter.addRow(StorageAttachedIndexWriter.java:257)
at
org.apache.cassandra.index.sai.disk.StorageAttachedIndexWriter.nextUnfilteredCluster(StorageAttachedIndexWriter.java:131)
at
org.apache.cassandra.index.sai.StorageAttachedIndexBuilder.indexSSTable(StorageAttachedIndexBuilder.java:188)
at
org.apache.cassandra.index.sai.StorageAttachedIndexBuilder.build(StorageAttachedIndexBuilder.java:118)
at
org.apache.cassandra.db.compaction.CompactionManager$13.run(CompactionManager.java:1905)
{noformat}
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