github tortoise/tortoise-orm 0.14.0
v0.14.0

latest releases: 0.20.0, 0.19.3, 0.19.2...
4 years ago

Caution:

This release drops support of Python 3.5:
Tortoise ORM now requires a minimum of CPython 3.6 or PyPy3.6-7.1

Enhancements:

  • Models, Fields & QuerySets have significant type annotation improvements,
    leading to better IDE integration and more comprehensive static analysis.
  • Fetching records from the DB is now up to 25% faster.
  • Database functions Trim(), Length(), Coalesce(), Lower(), Upper() added to tortoise.functions module.
  • Annotations can be selected inside Queryset.values() and Queryset.values_list() expressions.
  • Added support for Python 3.8
  • The Foreign Key property is now await-able as long as one didn't populate it via .prefetch_related()
  • One can now specify compound indexes in the Meta: class using indexes. It works just like unique_toghether.

Bugfixes:

  • The generated index name now has significantly lower chance of collision.
  • The compiled SQL query contains HAVING and GROUP BY only for aggregation functions.
  • Fields for FK relations are quoted properly.
  • Fields are quoted properly in UNIQUE statements.
  • Fields are quoted properly in KEY statements.
  • Comment Fields are quoted properly in PostgreSQL dialect.
  • unique_together and indexes will correctly map the foreign key if referenced by name.

Deprecations:

  • import from tortoise.aggregation is deprecated, please do import from tortoise.functions instead.

Breaking Changes:

  • The hash used to make generated indexes unique has changed.
    The old algorithm had a very high chance of collisions,
    the new hash algorithm is much better in this regard.
  • Dropped support for Python 3.5

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