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| # Apache TsFile 2.0.0 |
| |
| ## New Feature |
| - TsFile V4 for Table Model by @jt2594838 in #196 |
| - Support dictionary encoding for STRING data type. by @jt2594838 in #238 |
| - Modify default timestamp encoding by @shuwenwei in #309 |
| - Tsfile java interfaces v4 by @shuwenwei in #307 |
| - Convert column name and table name to lower case by @shuwenwei in #322 |
| - Add type cast interfaces in TsDataType by @jt2594838 in #332 |
| |
| ## Improvement/Bugfix |
| - Fix allSatisfy bug in InFilter by @JackieTien97 in #219 |
| - Fix bug in the conversion of int types to timestamp. by @FearfulTomcat27 in #223 |
| - Fix getValue method in Tablet doesn't support Date and Timestamp type by @HTHou in #243 |
| - Fix error when write aligned tablet with null date by @HTHou in #250 |
| - Fix tablet isNull method not correct by @HTHou in #255 |
| - Fixed the issue that the time of the first data item written to TSFile by measurement cannot be a negative number by @luoluoyuyu in #297 |
| - Fix float encoder overflow by @HTHou in #342 |
| |
| # Apache TsFile 1.1.0 |
| |
| ## New Feature |
| - Support new data types: STRING, BLOB, TIMESTAMP, DATE by @Cpaulyz in #76 |
| - Add an equivalent .getLongs() method to .getTimes() in TimeColumn. by @Sh-Zh-7 in #61 |
| - Return all columns in TsBlock class by @Sh-Zh-7 in #80 |
| |
| ## Improvement/Bugfix |
| |
| - Fix value filter allSatisfy bug by @liuminghui233 in #41 |
| - Fix error log caused by ClosedByInterruptException by @shuwenwei in #47 |
| - Fix the mistaken argument in LZ4 Uncompressor by @jt2594838 in #57 |
| - Remove duplicate lookups in dictionary encoder by @MrQuansy in #54 |
| - Optimize SeriesScanUtil by memorizing the order time and satisfied information for each Seq and Unseq Resource by @JackieTien97 in #58 |
| - Fix TsBlockBuilder bug in AlignedPageReader and PageReader. by @JackieTien97 in #77 |
| - Fix ZstdUncompressor by @lancelly in #132 |
| - fix RLBE Encoding for float and double by @gzh23 in #143 |
| - Fix uncompress page data by @shuwenwei in #161 |
| - Fix encoder and decoder construction of RLBE by @jt2594838 in #162 |
| - Fix aligned TimeValuePair npe by @shuwenwei in #173 |
| - Fix StringStatistics data type by @shuwenwei in #177 |
| - Fix bug in the conversion of int types to timestamp. by @FearfulTomcat27 in #224 |
| - Fix error when write aligned tablet with null date by @HTHou in #251 |
| |
| # Apache TsFile 1.0.0 |
| |
| ## New Features |
| |
| - Support registering devices |
| - Support registering measurements |
| - Support adding additional measurements |
| - Support writing timeseries data without pre-defined schema |
| - Support writing timeseries data with pre-defined schema |
| - Support writing with tsRecord |
| - Support writing with Tablet |
| - Support writing data into a closed TsFile |
| - Support query timeseries data without any filter |
| - Support query timeseries data with time filter |
| - Support query timeseries data with value filter |
| - Support BOOLEAN, INT32, INT64, FLOAT, DOUBLE, TEXT data types |
| - Support PLAIN, DICTIONARY, RLE, TS_2DIFF, GORILLA, ZIGZAG, CHIMP, SPRINTZ, RLBE encoding algorithm |
| - Support UNCOMPRESSED, SNAPPY, GZIP, LZ4, ZSTD, LZMA2 compression algorithm |
