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Fix altering of indexes alongside uniques

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commit 49dc1e7d28477534daa61a34df2f0308742287e4 1 parent 0354cec
Andrew Godwin andrewgodwin authored
Showing with 2 additions and 2 deletions.
  1. +2 −2 django/db/backends/schema.py
4 django/db/backends/schema.py
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@@ -397,7 +397,7 @@ def alter_field(self, model, old_field, new_field, strict=False):
},
)
# Removed an index?
- if old_field.db_index and not new_field.db_index and not old_field.unique and not new_field.unique:
+ if old_field.db_index and not new_field.db_index and not old_field.unique and not (not new_field.unique and old_field.unique):
# Find the index for this field
index_names = self._constraint_names(model, [old_field.column], index=True)
if strict and len(index_names) != 1:
@@ -525,7 +525,7 @@ def alter_field(self, model, old_field, new_field, strict=False):
}
)
# Added an index?
- if not old_field.db_index and new_field.db_index and not old_field.unique and not new_field.unique:
+ if not old_field.db_index and new_field.db_index and not new_field.unique and not (not old_field.unique and new_field.unique):
self.execute(
self.sql_create_index % {
"table": self.quote_name(model._meta.db_table),
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