??????????????
------------------ ???????? ------------------ ??????: "Yun Tang"<[email protected]>; ????????: 2019??10??11??(??????) ????5:00 ??????: "user-zh"<[email protected]>; ????: Re: ????????RocksDBStateBackend ????state.backend.rocksdb.ttl.compaction.filter.enabled ?????????? Hi ??????????????????TTL????????????????????????????????????????????????????TTL????????????????????????????????????????????????????????????????rocksDB?????????????????????????????????????????????????????????????????????????????????????????????????????????????????? ????????????(????????????????CPU, rocksDB ????????ZTSD????Zlib)[1]??????compression type????????rocksdb ColumnFamilyOptions??setCompressionType ???? [2] [1] https://github.com/facebook/rocksdb/wiki/Compression#configuration [2] https://github.com/facebook/rocksdb/blob/bc8b05cb779a578b5f5acf8d9390af1d17e65ff5/java/src/main/java/org/rocksdb/ColumnFamilyOptions.java#L282 ???? ???? ________________________________ From: claylin <[email protected]> Sent: Friday, October 11, 2019 16:16 To: user-zh <[email protected]> Subject: ????????RocksDBStateBackend ????state.backend.rocksdb.ttl.compaction.filter.enabled ?????????? ??????RocksDBStateBackend??,????????state??????????????????????(????),??????state.backend.rocksdb.ttl.compaction.filter.enabled????,????????rocksdb????????compact??????????????ttl????,??????????????state,https://github.com/facebook/rocksdb/wiki/Time-to-Live????????????,??????????????????,rocksdb????compact????,??????????????compact??,????????????????????state??????????????????flink????ttl????????????OnCreateAndWrite??OnReadAndWrite??????????????????????,????????,??????ttl??1??????????????????????,??????????????state??ttl????????????????????,??????????????????????????????????????????????????????????????????????????????????????????????????????
