Apache IoTDB 0.12.5

New Features

• [IOTDB-2078] Split large TsFile tool
• [IOTDB-2192] Support extreme function

Improvements

• [IOTDB-1297] Refactor the memory control when enabling time partitions
• [IOTDB-2195] Control the concurrent query execution thread
• [IOTDB-2475] Remove sg not ready log in batch process
• [IOTDB-2502] Add query sql in error log if encountering exception
• [IOTDB-2506] Refine the lock granularity of the aggregation query
• [IOTDB-2534] add character support while using double quote
• [IOTDB-2562] Change default value of sync mlog period parameter
• Avoid too many warning logs being printed, when opening too many file handlers

Bug Fixes

• [IOTDB-1960] Fix count timeseries bug in cluster mode
• [IOTDB-2174] Fix Regexp filter serializing and deserializing error
• [IoTDB-2185] fix get an exception bug when parsing the header of CSV
• [IOTDB-2194] Fix SHOW TIMESERIES will only display 2000 timeseries in cluster mode
• [IOTDB-2197] Fix datatype conversion exception in Spark Connector
• [IOTDB-2209] Fix logback CVE-2021-42550 issue
• [IOTDB-2219] Fix query in-memory data is incorrect in cluster mode
• [IOTDB-2222] Fix OOM and data was written in incorrectly bugs of Spark Connector
• [IOTDB-2251] [IOTDB-2252] Fix Query deadlock
• [IOTDB-2282] fix tag recover bug after tag update
• [IOTDB-2320] MemoryLeak cause by wal Scheduled trim task thread
• [IOTDB-2381] Fix deadlock caused by incorrect buffer pool size counter
• [IOTDB-2400] Fix series reader bug
• [IOTDB-2426] WAL deadlock caused by too many open files
• [IOTDB-2445] Fix overlapped data should be consumed first bug
• [IOTDB-2499] Fix division by zero error when recovering merge
• [IOTDB-2507] Fix NPE when merge recover
• [IOTDB-2528] Fix MLog corruption and recovery bug after killing system
• [IOTDB-2532] Fix query with align by device can't get value after clear cache
• [IOTDB-2533] Fix change max_deduplicated_path_num does not take effect
• [IOTDB-2544] Fix tag info sync error during metadata sync
• [IOTDB-2550] Avoid show timeseries error after alter tag on sync sender
• [IOTDB-2567] Fix thread and ByteBuffer leak after service stopped
• [IOTDB-2568] "show query processlist" is blocked
• [IOTDB-2580] Fix DirectByteBuffer and thread leak when deleting storage group
• [IOTDB-2584] Fix cross space compaction selector
• [IOTDB-2603] Fix compaction recover
• [IOTDB-2604] Fix batch size is invalid in import-csv tool
• [IOTDB-2620] Unrecognizable operator type (SHOW) for AuthorityChecker
• [IOTDB-2624] Fix "overlapped data should be consumed first" occurs when executing query
• [IOTDB-2640] Fix cross compaction recover bug
• [IOTDB-2641] Fix time range of TsFile resource overlaps after unseq compaction
• [IOTDB-2642] Fix the new file has a higher compact priority than the old file in unseq compaction
• Fix a logical bug in processPlanLocally in cluster mode
• Throw Exception while using last query with align by device
• Add a judgement to determine raft log size can fit into buffer before log appending in cluster mode
• Fix grafana can't be used bug