# 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