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| author | Andrew Godwin <andrew@aeracode.org> | 2014-09-01 11:48:06 -0700 |
|---|---|---|
| committer | Andrew Godwin <andrew@aeracode.org> | 2014-09-01 11:48:06 -0700 |
| commit | a8521a2c228bd9e981dc8a2bea4e26f4544a52a7 (patch) | |
| tree | 6fc572f033b18e75dbb71ffbf35a09aa0953e096 /docs | |
| parent | be8ccc26488552123cd371645dcb4fd13c05fe80 (diff) | |
Undocumented SeparateDatabaseAndState so crash is not RB. Refs #22918
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/ref/migration-operations.txt | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/docs/ref/migration-operations.txt b/docs/ref/migration-operations.txt index a2da17f1bf..fe9b2bf548 100644 --- a/docs/ref/migration-operations.txt +++ b/docs/ref/migration-operations.txt @@ -250,9 +250,9 @@ are added to the migration's dependencies. Much like :class:`RunSQL`, ensure that if you change schema inside here you're either doing it outside the scope of the Django model system (e.g. triggers) -or that you use :class:`SeparateDatabaseAndState` to add in operations that will -reflect your changes to the model state - otherwise, the versioned ORM and -the autodetector will stop working correctly. +or that you use a custom Operation to reflect your changes to the model +state - otherwise, the versioned ORM and the autodetector will stop +working correctly. By default, ``RunPython`` will run its contents inside a transaction even on databases that do not support DDL transactions (for example, MySQL and @@ -268,18 +268,6 @@ set ``atomic=False``. ``schema_editor.connection.alias``, where ``schema_editor`` is the second argument to your function). -SeparateDatabaseAndState ------------------------- - -.. class:: SeparateDatabaseAndState(database_operations=None, state_operations=None) - -A highly specialized operation that let you mix and match the database -(schema-changing) and state (autodetector-powering) aspects of operations. - -It accepts two list of operations, and when asked to apply state will use the -state list, and when asked to apply changes to the database will use the database -list. Do not use this operation unless you're very sure you know what you're doing. - Writing your own ================ |