146 lines
3.4 KiB
ReStructuredText
146 lines
3.4 KiB
ReStructuredText
======
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Aerich
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======
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.. image:: https://img.shields.io/pypi/v/aerich.svg?style=flat
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:target: https://pypi.python.org/pypi/aerich
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.. image:: https://img.shields.io/github/license/long2ice/aerich
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:target: https://github.com/long2ice/aerich
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.. image:: https://github.com/long2ice/aerich/workflows/pypi/badge.svg
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:target: https://github.com/long2ice/aerich/actions?query=workflow:pypi
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Introduction
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============
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Tortoise-ORM is the best asyncio ORM now, but it lacks a database migrations tool like alembic for SQLAlchemy, or Django ORM with it's own migrations tool.
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This project aim to be a best migrations tool for Tortoise-ORM and which written by one of contributors of Tortoise-ORM.
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Install
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=======
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Just install from pypi:
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.. code-block:: shell
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$ pip install aerich
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Quick Start
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===========
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.. code-block:: shell
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$ aerich -h
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Usage: aerich [OPTIONS] COMMAND [ARGS]...
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Options:
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-c, --config TEXT Config file. [default: aerich.ini]
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--app TEXT Tortoise-ORM app name. [default: models]
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-n, --name TEXT Name of section in .ini file to use for aerich config.
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[default: aerich]
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-h, --help Show this message and exit.
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Commands:
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downgrade Downgrade to previous version.
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heads Show current available heads in migrate location.
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history List all migrate items.
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init Init config file and generate migrate location.
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init-db Generate schema.
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migrate Generate migrate changes file.
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upgrade Upgrade to latest version.
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Usage
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=====
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Initialization
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--------------
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.. code-block:: shell
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$ aerich init -h
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Usage: aerich init [OPTIONS]
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Init config file and generate migrate location, you must exec first.
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Options:
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-t, --tortoise-orm TEXT Tortoise-ORM config module dict variable.
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[required]
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--location TEXT Migrate store location. [default: ./migrations]
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-h, --help Show this message and exit.
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Init config file and location:
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.. code-block:: shell
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$ aerich init -t tests.backends.mysql.TORTOISE_ORM
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Success create migrate location ./migrations
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Success generate config file aerich.ini
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Init db
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-------
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.. code-block:: shell
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$ aerich init-db
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Success create app migrate location ./migrations/models
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Success generate schema for app "models"
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Update models and make migrate
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------------------------------
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.. code-block:: shell
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$ aerich migrate --name drop_column
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Success migrate 1_202029051520102929_drop_column.json
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Format of migrate filename is ``{version}_{datetime}_{name|update}.json``
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Upgrade to latest version
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-------------------------
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.. code-block:: shell
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$ aerich upgrade
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Success upgrade 1_202029051520102929_drop_column.json
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Now your db is migrated to latest.
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Downgrade to previous version
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-----------------------------
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.. code-block:: shell
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$ aerich downgrade
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Success downgrade 1_202029051520102929_drop_column.json
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Now your db rollback to previous version.
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Show history
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------------
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.. code-block:: shell
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$ aerich history
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1_202029051520102929_drop_column.json
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Show heads to be migrated
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-------------------------
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.. code-block:: shell
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$ aerich heads
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1_202029051520102929_drop_column.json
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License
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=======
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This project is licensed under the `MIT <https://github.com/long2ice/aerich/blob/master/LICENSE>`_ License.
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