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110 lines
3.7 KiB
Markdown
110 lines
3.7 KiB
Markdown
Change Log
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==========
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Unreleased
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----------
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- Add support for compound filters with Q objects (desile)
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- Add support for BETWEEN operator (desile)
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- Distributed engine support (tsionyx)
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- `_fields` and `_writable_fields` are OrderedDicts - note that this might break backwards compatibility (tsionyx)
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- Improve error messages returned from the database with the `ServerError` class (tsionyx)
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- Added support for custom partitioning (M1hacka)
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- Added attribute `server_version` to Database class (M1hacka)
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- Changed `Engine.create_table_sql()`, `Engine.drop_table_sql()`, `Model.create_table_sql()`, `Model.drop_table_sql()` parameter to db from db_name (M1hacka)
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- Fix parsing of datetime column type when it includes a timezone (M1hacka)
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v0.9.8
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------
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- Bug fix: add field names list explicitly to Database.insert method (anci)
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- Added RunPython and RunSQL migrations (M1hacka)
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- Allow ISO-formatted datetime values (tsionyx)
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- Show field name in error message when invalid value assigned (tsionyx)
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- Bug fix: select query fails when query contains '$' symbol (M1hacka)
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- Prevent problems with AlterTable migrations related to field order (M1hacka)
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- Added documentation about custom fields.
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v0.9.7
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------
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- Add `distinct` method to querysets
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- Add `AlterTableWithBuffer` migration operation
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- Support Merge engine (M1hacka)
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v0.9.6
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------
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- Fix python3 compatibility (TvoroG)
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- Nullable arrays not supported in latest ClickHouse version
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- system.parts table no longer includes "replicated" column in latest ClickHouse version
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v0.9.5
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------
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- Added `QuerySet.paginate()`
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- Support for basic aggregation in querysets
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v0.9.4
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------
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- Migrations: when creating a table for a `BufferModel`, create the underlying table too if necessary
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v0.9.3
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------
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- Changed license from PSF to BSD
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- Nullable fields support (yamiou)
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- Support for queryset slicing
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v0.9.2
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------
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- Added `ne` and `not_in` queryset operators
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- Querysets no longer have a default order unless `order_by` is called
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- Added `autocreate` flag to database initializer
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- Fix some Python 2/3 incompatibilities (TvoroG, tsionyx)
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- To work around a JOIN bug in ClickHouse, `$table` now inserts only the table name,
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and the database name is sent in the query params instead
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v0.9.0
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------
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- Major new feature: building model queries using QuerySets
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- Refactor and expand the documentation
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- Add support for FixedString fields
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- Add support for more engine types: TinyLog, Log, Memory
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- Bug fix: Do not send readonly=1 when connection is already in readonly mode
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v0.8.2
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------
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- Fix broken Python 3 support (M1hacka)
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v0.8.1
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------
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- Add support for ReplacingMergeTree (leenr)
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- Fix problem with SELECT WITH TOTALS (pilosus)
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- Update serialization format of DateTimeField to 10 digits, zero padded (nikepan)
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- Greatly improve performance when inserting large strings (credit to M1hacka for identifying the problem)
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- Reduce memory footprint of Database.insert()
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v0.8.0
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------
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- Always keep datetime fields in UTC internally, and convert server timezone to UTC when parsing query results
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- Support for ALIAS and MATERIALIZED fields (M1ha)
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- Pagination: passing -1 as the page number now returns the last page
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- Accept datetime values for date fields (Zloool)
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- Support readonly mode in Database class (tswr)
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- Added support for the Buffer table engine (emakarov)
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- Added the SystemPart readonly model, which provides operations on partitions (M1ha)
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- Added Model.to_dict() that converts a model instance to a dictionary (M1ha)
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- Added Database.raw() to perform arbitrary queries (M1ha)
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v0.7.1
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------
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- Accept '0000-00-00 00:00:00' as a datetime value (tsionyx)
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- Bug fix: parse_array fails on int arrays
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- Improve performance when inserting many rows
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v0.7.0
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------
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- Support array fields
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- Support enum fields
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v0.6.3
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------
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- Python 3 support
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