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Fixed #30800 -- Fixed migrations crash when altering a field with custom db_type().

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Regression in 1378d665a1.
This commit is contained in:
Mariusz Felisiak
2019-09-25 12:32:24 +02:00
committed by GitHub
parent 566fca14b3
commit 580e644f24
2 changed files with 24 additions and 1 deletions
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5
django/db/backends/postgresql/schema.py
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@@ -42,7 +42,10 @@ class DatabaseSchemaEditor(BaseDatabaseSchemaEditor):
def _field_data_type(self, field):
if field.is_relation:
return field.rel_db_type(self.connection)
return self.connection.data_types[field.get_internal_type()]
return self.connection.data_types.get(
field.get_internal_type(),
field.db_type(self.connection),
)
def _create_like_index_sql(self, model, field):
"""