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Merge pull request #8548 from garysweaver/postgresql_fallback_to_disable_user_triggers

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fix #5523: postgresql adapter to disable user triggers in disable_referential_integrity
This commit is contained in:
Rafael Mendonça França 2012-12-18 08:38:10 -08:00
commit e4003adff9
2 changed files with 17 additions and 4 deletions
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5
activerecord/CHANGELOG.md
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@ -1,5 +1,10 @@
## Rails 4.0.0 (unreleased) ## ## Rails 4.0.0 (unreleased) ##
* Add ability for postgresql adapter to disable user triggers in disable_referential_integrity.
Fix #5523
*Gary S. Weaver*
* Added support for `validates_uniqueness_of` in PostgreSQL array columns. * Added support for `validates_uniqueness_of` in PostgreSQL array columns.
Fixes #8075. Fixes #8075.

12
activerecord/lib/active_record/connection_adapters/postgresql/referential_integrity.rb
View file

@ -7,13 +7,21 @@ module ActiveRecord
end end
def disable_referential_integrity #:nodoc: def disable_referential_integrity #:nodoc:
if supports_disable_referential_integrity? then if supports_disable_referential_integrity?
begin
execute(tables.collect { |name| "ALTER TABLE #{quote_table_name(name)} DISABLE TRIGGER ALL" }.join(";")) execute(tables.collect { |name| "ALTER TABLE #{quote_table_name(name)} DISABLE TRIGGER ALL" }.join(";"))
rescue
execute(tables.collect { |name| "ALTER TABLE #{quote_table_name(name)} DISABLE TRIGGER USER" }.join(";"))
end
end end
yield yield
ensure ensure
if supports_disable_referential_integrity? then if supports_disable_referential_integrity?
begin
execute(tables.collect { |name| "ALTER TABLE #{quote_table_name(name)} ENABLE TRIGGER ALL" }.join(";")) execute(tables.collect { |name| "ALTER TABLE #{quote_table_name(name)} ENABLE TRIGGER ALL" }.join(";"))
rescue
execute(tables.collect { |name| "ALTER TABLE #{quote_table_name(name)} ENABLE TRIGGER USER" }.join(";"))
end
end end
end end
end end