Mukul Kumar Singh created HDDS-1691:
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Summary: RDBTable#isExist should use Rocksdb#keyMayExist
Key: HDDS-1691
URL: https://issues.apache.org/jira/browse/HDDS-1691
Project: Hadoop Distributed Data Store
Issue Type: Bug
Reporter: Mukul Kumar Singh
RDBTable#isExist can use Rocksdb#keyMayExist, this avoids the cost of reading
the value for the key.
Please refer,
https://github.com/facebook/rocksdb/blob/7a8d7358bb40b13a06c2c6adc62e80295d89ed05/java/src/main/java/org/rocksdb/RocksDB.java#L2184
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