major compaction can create empty store files, causing AIOOB when trying to read
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Key: HBASE-1686
URL: https://issues.apache.org/jira/browse/HBASE-1686
Project: Hadoop HBase
Issue Type: Bug
Affects Versions: 0.20.0
Reporter: ryan rawson
Priority: Blocker
Fix For: 0.20.0
here is the backtrace:
Caused by: java.lang.ArrayIndexOutOfBoundsException: 0
at
org.apache.hadoop.hbase.io.hfile.HFile$Reader.getFirstKey(HFile.java:991)
at
org.apache.hadoop.hbase.regionserver.StoreFileGetScan.getStoreFile(StoreFileGetScan.java:84)
at
org.apache.hadoop.hbase.regionserver.StoreFileGetScan.get(StoreFileGetScan.java:65)
at org.apache.hadoop.hbase.regionserver.Store.get(Store.java:1548)
at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:2263)
at org.apache.hadoop.hbase.regionserver.HRegion.get(HRegion.java:2252)
at
org.apache.hadoop.hbase.regionserver.HRegionServer.get(HRegionServer.java:1739)
This can happen if your table only has deletes, and everything evaporates
during a major compaction.
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