1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335
|
# Changelog
## [0.2.0] - 2020-12-14
### Added
- NumPy reading/writing for columns: Float32/64, [U]Int8/16/32/64, Date/DateTime(‘timezone’)/DateTime64(‘timezone’), String/FixedString(N), LowCardinality(T). Merge [Arturus's](https://github.com/Arturus/clickhouse-driver) fork.
- pandas DataFrame reading/writing.
- Ability to mark all settings as important to fail on unknown settings on sever side.
- SSL SNI support. Solves issue [#172](https://github.com/mymarilyn/clickhouse-driver/issues/172).
- Wheels for Python 3.9 and PyPy.
- Remember last successful host on connection. Solves issue [#168](https://github.com/mymarilyn/clickhouse-driver/issues/168).
### Fixed
- Server logs displaying on INSERT.
- Make exceptions picklable. Pull request [#169](https://github.com/mymarilyn/clickhouse-driver/pull/169) by [azat](https://github.com/azat).
- Enum type deserializing when it wrapped in SimpleAggregateFunction. Pull request [#170](https://github.com/mymarilyn/clickhouse-driver/pull/170) by [flyAwayGG](https://github.com/flyAwayGG).
- Pin major `tzlocal` version. Solves issue [#166](https://github.com/mymarilyn/clickhouse-driver/issues/166).
### Changed
- String and DateTime columns writing optimization.
- Array columns reading/writing optimization.
- Chunking optimization for large lists/tuples.
- Protocol version bumped to 54441.
## [0.1.5] - 2020-09-19
### Added
- Do not require settings declaration if server support setting-as-string. Pull request [#142](https://github.com/mymarilyn/clickhouse-driver/pull/142) by [azat](https://github.com/azat).
- `host_name` in logs. Pull request [#144](https://github.com/mymarilyn/clickhouse-driver/pull/144) by [azat](https://github.com/azat).
- Cursor attribute `columns_with_types` to DB API. Issue [#149](https://github.com/mymarilyn/clickhouse-driver/issues/149).
- Cursor method `set_query_id` to DB API. Issue [#152](https://github.com/mymarilyn/clickhouse-driver/issues/152).
### Fixed
- Connection error messages formatting.
- `Client.from_url` credentials unquoting. Issue [#146](https://github.com/mymarilyn/clickhouse-driver/issues/146).
- Empty nested array handling. Pull request [#161](https://github.com/mymarilyn/clickhouse-driver/pull/161) by [dourvaris](https://github.com/dourvaris).
- `read_varint` overflow. Issue [#163](https://github.com/mymarilyn/clickhouse-driver/issues/163).
- Malformed reads/writes in `BufferedReader`.
### Changed
- Use deque for ~4x speedup when reading Array columns. Pull request [#164](https://github.com/mymarilyn/clickhouse-driver/pull/164) by [dourvaris](https://github.com/dourvaris).
## [0.1.4] - 2020-06-13
### Added
- Tuple type.
- Custom String column encoding.
- Settings update to v20.4.1.2742 server version. Pull request [#133](https://github.com/mymarilyn/clickhouse-driver/pull/133) by [azat](https://github.com/azat).
- Settings update to v20.5.1.3657 server version. Pull request [#141](https://github.com/mymarilyn/clickhouse-driver/pull/141) by [azat](https://github.com/azat).
- Unsupported server versions to documentation.
- Performance section to documentation.
- Python 3.9 in Travis CI build matrix.
### Fixed
- Reading/writing Array(Tuple).
- 20.x server version support.
- Settings mutation in `execute`.
- Slow columnar results returning (`columnar=True`).
- Segfault on passing not encoded strings during `INSERT` into ByteString column.
### Changed
- Miscellaneous read/write optimizations
- Protocol version bumped to 54429.
## [0.1.3] - 2020-02-21
### Added
- Python DB API 2.0.
- Multiple hosts support on connection errors.
- Insert columnar data support. Pull request [#122](https://github.com/mymarilyn/clickhouse-driver/pull/122) by [Anexen](https://github.com/Anexen).
- Wheels for Python 3.8.
- DateTime64 type.
- Settings update to v20.2.1.2201 server version. Pull request [#123](https://github.com/mymarilyn/clickhouse-driver/pull/123) by [azat](https://github.com/azat).
### Fixed
- `Client.from_url` settings detection.
- Close socket on `KeyboardInterrupt` while running query.
- Null handling in LowCardinality columns.
### Changed
- Protocol version bumped to 54421.
- Increased speed (up to 20-30% compared to 0.1.2 release) on heavy `SELECT` and `INSERT` queries. Pull request [#122](https://github.com/mymarilyn/clickhouse-driver/pull/122) by [Anexen](https://github.com/Anexen).
- Memory consumption decreased (up to 20% compared to 0.1.2 release). Pull request [#122](https://github.com/mymarilyn/clickhouse-driver/pull/122) by [Anexen](https://github.com/Anexen).
## [0.1.2] - 2019-10-18
### Added
- Settings update to 19.16.1 server version. Pull request [#111](https://github.com/mymarilyn/clickhouse-driver/pull/111) by [azat](https://github.com/azat).
- Python 3.8 in Travis CI build matrix.
- Returning inserted rows count on `INSERT` queries with data. Returning rows count from `INSERT FROM SELECT` is not supported.
### Fixed
- Exposing `columnar` parameter to `execute_with_progress`. Pull request [#108](https://github.com/mymarilyn/clickhouse-driver/pull/108) by [igorbb](https://github.com/igorbb).
- LowCardinality tests. Pull request [#112](https://github.com/mymarilyn/clickhouse-driver/pull/112) by [azat](https://github.com/azat).
### Changed
- Increased speed (up to 5 times compared to 0.1.1 release) of `INSERT` queries.
- Date/DateTime columns selecting and inserting optimizations.
## [0.1.1] - 2019-09-20
### Added
- `Client.from_url` method that creates client configured from the given URL.
### Fixed
- If source column was timezone-aware values from DateTime column are returned with timezone now.
- Handling zero bytes in the middle of FixedString column. Issue [#104](https://github.com/mymarilyn/clickhouse-driver/issues/104).
## [0.1.0] - 2019-08-07
### Added
- SimpleAggregateFunction type. Pull request [#95](https://github.com/mymarilyn/clickhouse-driver/pull/95) by [azat](https://github.com/azat).
### Changed
- Increased speed (5-6 times compared to 0.0.20 release) of `SELECT` queries with large amount of strings.
- Package is distributed in source and binary forms now. Compilation from source is required for platforms without wheels.
### Fixed
- Elapsed time calculation on INSERT.
- Dependencies environment markers for poetry in `setup.py`. Pull request [#96](https://github.com/mymarilyn/clickhouse-driver/pull/96) by [nitoqq](https://github.com/nitoqq).
## [0.0.20] - 2019-06-02
### Added
- LowCardinality(T) type.
- Access for processed rows, bytes and elapsed time of the last executed query.
- Allow to insert `datetime` into Date column. Pull request [#75](https://github.com/mymarilyn/clickhouse-driver/pull/75) by [gle4er](https://github.com/gle4er).
- 'max_partitions_per_insert_block' setting. Pull request [#85](https://github.com/mymarilyn/clickhouse-driver/pull/85) by [mhsekhavat](https://github.com/mhsekhavat).
### Fixed
- Fallback for user name if it's not defined. Pull request [#87](https://github.com/mymarilyn/clickhouse-driver/pull/87) by [wawaka](https://github.com/wawaka).
## [0.0.19] - 2019-03-31
### Added
- IPv4/IPv6 types. Pull request [#73](https://github.com/mymarilyn/clickhouse-driver/pull/73) by [AchilleAsh](https://github.com/AchilleAsh).
### Fixed
- String enums escaping.
## [0.0.18] - 2019-02-19
### Fixed
- Strings mishandling read from buffer. Pull request [#72](https://github.com/mymarilyn/clickhouse-driver/pull/72) by [mitsuhiko](https://github.com/mitsuhiko).
## [0.0.17] - 2019-01-09
### Added
- Server logs displaying.
- Documentation on Read the Docs: https://clickhouse-driver.readthedocs.io
### Changed
- Protocol version bumped to 54406.
### Fixed
- INSERT generators support as data parameter.
- INSERT null value on ByteString column. Pull request [#65](https://github.com/mymarilyn/clickhouse-driver/pull/65) by [vivienm](https://github.com/vivienm).
- Integer types support in FloatColumn.
- Handle quotes and equation signs in Enum options. Pull request [#67](https://github.com/mymarilyn/clickhouse-driver/pull/67) by [sochi](https://github.com/sochi).
## [0.0.16] - 2018-10-09
### Added
- Option to access profile info about the last executed query. Pull request [#57](https://github.com/mymarilyn/clickhouse-driver/pull/57) by [vanzi](https://github.com/vanzi).
- Decimal type.
- Settings update to 18.14.2 server version.
### Changed
- String column read/write optimizations.
- Protocol version bumped to 54401.
### Fixed
- Client settings are not mutable now.
## [0.0.15] - 2018-09-26
### Fixed
- Unpin `clickhouse-cityhash` dependency.
## [0.0.14] - 2018-08-16
### Added
- Block by block results streaming.
## [0.0.13] - 2018-07-26
### Fixed
- Revert pull request [#45](https://github.com/mymarilyn/clickhouse-driver/pull/45) by [shotInLeg](https://github.com/shotInLeg) due to `INSERT FROM SELECT` breaking.
## [0.0.12] - 2018-07-25
### Added
- Allow for access of final progress stats. Pull request [#41](https://github.com/mymarilyn/clickhouse-driver/pull/41) by [alex-hofsteede](https://github.com/alex-hofsteede).
- Supplying raw integers in DateTime columns. Pull request [#42](https://github.com/mymarilyn/clickhouse-driver/pull/42) by [wawaka](https://github.com/wawaka).
### Fixed
- Pip install in editable mode.
### Changed
- Raise ValueError instead of timeout for INSERT queries without params. Pull request [#45](https://github.com/mymarilyn/clickhouse-driver/pull/45) by [shotInLeg](https://github.com/shotInLeg).
## [0.0.11] - 2018-06-03
### Added
- Timezone support in DateTime type.
- Python 3.7 and PyPy in Travis CI build matrix.
- Direct bytes support in FixedString. Pull request [#26](https://github.com/mymarilyn/clickhouse-driver/pull/26) by [lidalei](https://github.com/lidalei).
### Removed
- Python 3.3 support.
## [0.0.10] - 2018-03-14
### Added
- Server version specific tests.
- Nothing type.
- Travis CI build matrix.
### Fixed
- Possible IndexError in packet types string representation. Pull request [#28](https://github.com/mymarilyn/clickhouse-driver/pull/28) by [WouldYouKindly](https://github.com/WouldYouKindly).
- Do not use timezone in Date columns. Issue [#29](https://github.com/mymarilyn/clickhouse-driver/issues/29).
- Approximate rows to read calculation in `execute_with_progress`. Pull request [#30](https://github.com/mymarilyn/clickhouse-driver/pull/30) by [b1naryth1ef](https://github.com/b1naryth1ef).
### Changed
- List and Tuple types rendering in parameters substitution. Pull request [#27](https://github.com/mymarilyn/clickhouse-driver/pull/27) by [silentsokolov](https://github.com/silentsokolov).
## [0.0.9] - 2018-01-17
### Added
- Interval type. Pull request [#16](https://github.com/mymarilyn/clickhouse-driver/pull/16) by [kszucs](https://github.com/kszucs).
### Fixed
- Raise EOFError when no data is read in `_read_one` in Python 3.
- SSL file descriptors closing in Python 2.7.
### Changed
- Log level for normal operations raised to DEBUG. Pull request [#17](https://github.com/mymarilyn/clickhouse-driver/pull/17) by [kmatt](https://github.com/kmatt).
### Removed
- Drop Python 3.2 support due to lz4 issues.
## [0.0.8] - 2017-10-23
### Added
- Parameters substitution for SELECT queries.
- SSL support.
### Fixed
- Columnar result returning from multiple blocks. Columns must be concatenated.
- Settings logger was root.
- Reading/writing Array(String) NotImplementedError raise.
- IPv6 support issue [#12](https://github.com/mymarilyn/clickhouse-driver/issues/12).
## [0.0.7] - 2017-10-12
### Added
- Configurable logging level in tests.
- Full error codes list.
- Force check clickhouse-cityhash is installed if compression is used.
- `Client` can be directly imported from package.
- `insert_block_size` parameter - maximum rows in block (default is 1048576).
- Columnar result returning (`columnar=True`). Pull request [#11](https://github.com/mymarilyn/clickhouse-driver/pull/11) by [kszucs](https://github.com/kszucs).
- Tunable types check (`types_check=True`). Off by default.
### Changed
- Handling only socket-related errors on ping. Errors are logged with `WARNING` level.
- Client is created per one test.
- Sending/receiving data speed significantly increased.
### Fixed
- Version detection in setup.py.
- Error handling on socket.shutdown.
- Install `enum34` only if required.
- `clickhouse-cityhash` import issue [#10](https://github.com/mymarilyn/clickhouse-driver/issues/10).
### Removed
- QuickLZ support
- six dependency
## [0.0.6] - 2017-09-19
### Added
- UUID type.
- Query limits settings.
- Code coverage.
- ClickHouse server and driver version upped to 54276.
- Changelog.
- Added column name to `TypeMismatchError`.
- Query progress information.
- Version of package.
### Fixed
- socket.timeout error handling on connect.
## [0.0.5] - 2017-07-16
### Added
- Nullable(T) type.
- Return data from TOTALS and EXTREMES packets.
- Query settings.
- query_id execution option.
- NULL type.
- Raise exception on SELECT queries.
### Changed
- Small columns refactoring.
- `clickhouse-client` in tests moved to docker.
## [0.0.4] - 2017-06-15
### Added
- FixedString(N) type.
- Enum8/16 types.
- Array(T) type.
- External data for query processing
- Raise UnknownTypeError for unsupported columns.
### Changed
- Socket connect timeout fix.
## [0.0.3] - 2017-05-24
### Added
- QuickLZ, LZ4/LZ4HC, ZSTD compressions.
- Support old servers without BlockInfo.
- Travis CI.
- flake8 syntax check.
## 0.0.2 - 2017-05-16
### Added
- [U]Int8/16/32/64 types.
- Date/DateTime types.
- String types.
[Unreleased]: https://github.com/mymarilyn/clickhouse-driver/compare/0.2.0...HEAD
[0.2.0]: https://github.com/mymarilyn/clickhouse-driver/compare/0.1.5...0.2.0
[0.1.5]: https://github.com/mymarilyn/clickhouse-driver/compare/0.1.4...0.1.5
[0.1.4]: https://github.com/mymarilyn/clickhouse-driver/compare/0.1.3...0.1.4
[0.1.3]: https://github.com/mymarilyn/clickhouse-driver/compare/0.1.2...0.1.3
[0.1.2]: https://github.com/mymarilyn/clickhouse-driver/compare/0.1.1...0.1.2
[0.1.1]: https://github.com/mymarilyn/clickhouse-driver/compare/0.1.0...0.1.1
[0.1.0]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.20...0.1.0
[0.0.20]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.19...0.0.20
[0.0.19]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.18...0.0.19
[0.0.18]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.17...0.0.18
[0.0.17]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.16...0.0.17
[0.0.16]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.15...0.0.16
[0.0.15]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.14...0.0.15
[0.0.14]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.13...0.0.14
[0.0.13]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.12...0.0.13
[0.0.12]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.11...0.0.12
[0.0.11]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.10...0.0.11
[0.0.10]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.9...0.0.10
[0.0.9]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.8...0.0.9
[0.0.8]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.7...0.0.8
[0.0.7]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.6...0.0.7
[0.0.6]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.5...0.0.6
[0.0.5]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.4...0.0.5
[0.0.4]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.3...0.0.4
[0.0.3]: https://github.com/mymarilyn/clickhouse-driver/compare/0.0.2...0.0.3
|