Page History

...

• data/system/schema/mlog.bin (元数据日志)

  http://iotdb.apache.org/SystemDesign/SchemaManager/SchemaManager.html#log-management-of-metadata

  SchemaFile设计
• data/system/schema/system.properties (系统不可变参数)

partition_interval=9223372036854775807
timestamp_precision=ms
tsfile_storage_fs=LOCAL
enable_partition=false
max_degree_of_index_node=256
tag_attribute_total_size=700
iotdb_version=UNKNOWN

• data/system/schema/tlog.txt (标签、属性文件）http://iotdb.apache.org/SystemDesign/SchemaManager/SchemaManager.html#tlog

  Schema Manager#TLog

• data/system/storage_groups/{sg_name}/{vsg_id}/{partition}/Version-xxx （每个分区的版本控制文件，无内容）

• data/system/storage_groups/upgrade/Version-xxx (升级过程的版本控制文件)

• data/system/upgrade/upgrade.txt (升级日志文件)

...

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

http://iotdb.apache.org/SystemDesign/TsFile /Format.html#_1-2-tsfile-overviewTsFile 文件格式#2TsFile%E7%9A%84%E6%80%BB%E8%A7%88%E5%9B%BE

...

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

...

Query Fundamentals#QuerywithModifications

...