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https://issues.apache.org/jira/browse/FLINK-6333?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15976008#comment-15976008
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Fang Yong commented on FLINK-6333:
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Now flink uses RocksDb jni 4.11.2, and already support setFilter(new 
BloomFilter()) method in BlockBasedTableConfig. Can bloomfilters be used in 
rocksdb 4.11.2 directly? Are there any other improvements from current version 
to RocksDb 5.2.1+?

> Utilize Bloomfilters in RocksDb
> -------------------------------
>
>                 Key: FLINK-6333
>                 URL: https://issues.apache.org/jira/browse/FLINK-6333
>             Project: Flink
>          Issue Type: Improvement
>            Reporter: Ted Yu
>
> Bloom Filters would speed up RocksDb lookups.
> When we upgrade to RocksDb 5.2.1+, we would be able to do:
> {code}
>               new BlockBasedTableConfig()
>                   .setBlockCacheSize(blockCacheSize)
>                   .setBlockSize(blockSize)
>                   .setFilter(new BloomFilter())
> {code}



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