Page History

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• data/data/sequence/{storage_group}/{virtual_storage_group_id}/{partition}/{timestamp}-{version}-{mergeinner_compaction_times}-{outter_compaction_times}.tsfile (数据文件)

http://iotdb.apache.org/SystemDesign/TsFile/Format.html#_1-2-tsfile-overview

• data/data/sequence/{storage_group}/{virtual_storage_group_id}/{partition}/{tsfile}.resource (对应TsFile的设备时间索引)

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• data/data/sequence/{storage_group}/{virtual_storage_group_id}/{partition}/{tsfile}.mods (数据修改操作标记)

http://iotdb.apache.org/SystemDesign/DataQuery/QueryFundamentals.html#query-with-modifications

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data/data/sequence/{storage_group}/{partition}/{tsfile}-{level}-{timestamp}.vm (未封口的 TsFile 文件)

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data/data/sequence/{storage_group}/{partition}/{tsfile}.flush (TsFile持久化memtable时的日志文件，无内容)

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源文件
文件path
目标文件
文件path
device，offset （已经合并的设备和目标文件完整的ChunkGroup的offset）

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QueryId - Start time
QueryId - Query statement
QueryId - Number of series paths
QueryId - Number of tsfiles
QueryId - Number of sequence files
QueryId - Number of unsequence files
QueryId - Number of chunks
QueryId - Average size of chunks
QueryId - End time