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Merge pull request #40421 from ayamomiji/master

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Fix rename_index removing old index with symbols
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Eugene Kenny 2020-11-02 20:09:34 +00:00 committed by GitHub
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2
activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
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@ -890,6 +890,8 @@ module ActiveRecord
# rename_index :people, 'index_people_on_last_name', 'index_users_on_last_name' # rename_index :people, 'index_people_on_last_name', 'index_users_on_last_name'
# #
def rename_index(table_name, old_name, new_name) def rename_index(table_name, old_name, new_name)
old_name = old_name.to_s
new_name = new_name.to_s
validate_index_length!(table_name, new_name) validate_index_length!(table_name, new_name)
# this is a naive implementation; some DBs may support this more efficiently (PostgreSQL, for instance) # this is a naive implementation; some DBs may support this more efficiently (PostgreSQL, for instance)

9
activerecord/test/cases/migration/index_test.rb
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@ -37,6 +37,15 @@ module ActiveRecord
assert connection.index_name_exists?(table_name, "new_idx") assert connection.index_name_exists?(table_name, "new_idx")
end end
def test_rename_index_with_symbol
# keep the names short to make Oracle and similar behave
connection.add_index(table_name, [:foo], name: :old_idx)
connection.rename_index(table_name, :old_idx, :new_idx)
assert_not connection.index_name_exists?(table_name, "old_idx")
assert connection.index_name_exists?(table_name, "new_idx")
end
def test_rename_index_too_long def test_rename_index_too_long
too_long_index_name = good_index_name + "x" too_long_index_name = good_index_name + "x"
# keep the names short to make Oracle and similar behave # keep the names short to make Oracle and similar behave