| <!-- |
| |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, |
| software distributed under the License is distributed on an |
| "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| KIND, either express or implied. See the License for the |
| specific language governing permissions and limitations |
| under the License. |
| |
| --> |
| |
| # 0.10.x/0.11.x (version-2) -> 0.12.x/0.13.x (version-3) |
| | PR# | Name | Author | Changes | |
| | ----- | ----------------------------------------------------------- | --------------- | ------------------------------------------------------------ | |
| | 2263 | Move memtable plan index from ChunkGroupFooter to a separate marker | jt2594838 | Add min/max plan index after MetaMarker.OPERATION_INDEX_RANGE when a memtable is flush| |
| | 2184 | [IOTDB-1081] New TsFile Format | JackieTien97 | Please see [details](https://cwiki.apache.org/confluence/display/IOTDB/New+TsFile+Format)| |
| | 2445 | Remove versionInfo in Tsfile and get rid of versions in memtable | wshao08 | Delete version info in TsFile | |
| |
| |
| # 0.9.x (version-1) -> 0.10.x (version-2) |
| |
| Last Updated on 2019-11-28 by Jialin Qiao. |
| |
| | PR# | Name | Author | Changes | |
| | ---- | ------------------------------------------------------------ | --------------- | ------------------------------------------------------------ | |
| | 553 | [IOTDB-279] Merge TsDigest into Statistics | jack870131 | Merge the function of TsDigest into Statistics class, which TsDisgest is the ByteBuffer format of Statistics | |
| | 587 | [IOTDB-325] Refactor Statistics | qiaojialin | Move start time, end time, count in PageHeader and ChunkMetadata into Statistics; Remove maxTombstoneTime in ChunkHeader | |
| | 855 | [IOTDB-587] New TsFile version 2 | HTHou | Remove ChunkGroupMetadata, store ChunkMetadata list by series, Add TimeseriesMetadata for each series | |
| | 1024 | [IOTDB-585] Fix recover version bug | qiaojialin | Add MetaMarker.VERSION and version behind each flushing memtable (flushAllChunkGroups) | |
| | 1047 | [IOTDB-593] Add metaOffset in TsFileMetadata | qiaojialin | Add metaOffset in TsFileMetadata | |
| | 1100 | [IOTDB-605] Add more levels of index in TsFileMetadata | sunzesong | Update the structure of deviceMetadata to a tree-level indexed TsFileMetadata | |
| |
| # 0.8.0 -> 0.9.x (version-1) |
| |
| Last Updated on 2019-10-27 by Lei Rui. |
| |
| | PR# | Name | Author | Changes | |
| | ---- | ------------------------------------------------------------ | --------------- | ------------------------------------------------------------ | |
| | 258 | [IOTDB-143]Development of merge | jt2594838 | Add totalChunkNum and invalidChunkNum to TsFileMetaData. | |
| | 409 | \[IOTDB-165\]\[TsFile\] Delete a current version and add a number version and an exception. | Genius_pig | (1) Delete a current version in TsFileMetaData; <br />(2) Change the TsFile magic number from 12 bytes to: 6 bytes magic string ("TsFile") + 6 bytes version number ({"000001", "000002", ""000003"}) ("v0.8.0" is the first version (we treat it as "000000"));<br />(3) The tail of a TsFile only has "TsFile" magic string, without the version number. | |
| | 466 | [IOTDB-208] Bloom filter | SilverNarcissus | Add four fields for the bloom filter to TsFileMetaData: 1) bit vector byte array length, 2) bit vector byte array, 3) the number of bits, 4) the number of hash functions. | |
| |
| |
| |
| |
| |
