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Code Issues 32 Releases Wiki Activity

[1.7.x] Fixed #23629 -- Allowed autodetector to detect changes in Meta.db_table.

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Thanks Naddiseo for reporting.

Backport of 5732424bee from master
This commit is contained in:
Tianyi Wang
2014-10-14 15:20:24 +01:00
committed by Tim Graham
parent 417923c69e
commit 3f3bed8fb9
3 changed files with 111 additions and 1 deletions
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18
django/db/migrations/autodetector.py
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@@ -183,6 +183,7 @@ class MigrationAutodetector(object):
self.generate_altered_fields()
self.generate_altered_unique_together()
self.generate_altered_index_together()
self.generate_altered_db_table()
self.generate_altered_order_with_respect_to()
# Now, reordering to make things possible. The order we have already
@@ -910,6 +911,23 @@ class MigrationAutodetector(object):
def generate_altered_index_together(self):
self._generate_altered_foo_together(operations.AlterIndexTogether)
def generate_altered_db_table(self):
models_to_check = self.kept_model_keys.union(self.kept_proxy_keys).union(self.kept_unmanaged_keys)
for app_label, model_name in sorted(models_to_check):
old_model_name = self.renamed_models.get((app_label, model_name), model_name)
old_model_state = self.from_state.models[app_label, old_model_name]
new_model_state = self.to_state.models[app_label, model_name]
old_db_table_name = old_model_state.options.get('db_table')
new_db_table_name = new_model_state.options.get('db_table')
if old_db_table_name != new_db_table_name:
self.add_operation(
app_label,
operations.AlterModelTable(
name=model_name,
table=new_db_table_name,
)
)
def generate_altered_options(self):
"""
Works out if any non-schema-affecting options have changed and