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| author | Tarmo Tänav <tarmo@itech.ee> | 2008-09-10 13:39:50 +0300 |
|---|---|---|
| committer | Michael Koziarski <michael@koziarski.com> | 2008-09-10 13:41:49 +0200 |
| commit | 7c9851dbb6f841ffbf3ebd16e9f57c04319d3a39 (patch) | |
| tree | adc55140a573c0c7cd99a405f2f593e721f1efb3 /activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb | |
| parent | 14d1560e85d5c4795c21ddb00953cf55e0525ee3 (diff) | |
| download | rails-7c9851dbb6f841ffbf3ebd16e9f57c04319d3a39.tar.gz rails-7c9851dbb6f841ffbf3ebd16e9f57c04319d3a39.tar.bz2 rails-7c9851dbb6f841ffbf3ebd16e9f57c04319d3a39.zip | |
Support :limit on update_all so that has_many with :limit can be safely updated
Signed-off-by: Michael Koziarski <michael@koziarski.com>
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb')
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index aaf9e2e73f..8fc89de22b 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -153,6 +153,10 @@ module ActiveRecord "=" end + def limited_update_conditions(where_sql, quoted_table_name, quoted_primary_key) + "WHERE #{quoted_primary_key} IN (SELECT #{quoted_primary_key} FROM #{quoted_table_name} #{where_sql})" + end + protected # Returns an array of record hashes with the column names as keys and # column values as values. |