From e2a7dbfe30e18cedb26a872ba0e1de4b95b513c4 Mon Sep 17 00:00:00 2001 From: wangjohn Date: Wed, 25 Sep 2013 01:20:25 -0500 Subject: [PATCH] Added missing active record configurations. --- guides/source/configuring.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/guides/source/configuring.md b/guides/source/configuring.md index 3cf5cdd71f..e683e7c31c 100644 --- a/guides/source/configuring.md +++ b/guides/source/configuring.md @@ -273,6 +273,12 @@ config.middleware.delete "Rack::MethodOverride" * `config.active_record.cache_timestamp_format` controls the format of the timestamp value in the cache key. Default is `:number`. +* `config.active_record.record_timestamps` is a boolean value which controls whether or not timestamping of `create` and `update` operations on a model occur. The default value is `true`. + +* `config.active_record.partial_writes` is a boolean value and controls whether or not partial writes are used (i.e. whether updates only set attributes that are dirty). Note that when using partial writes, you should also use optimistic locking `config.active_record.lock_optimistically` since concurrent updates may write attributes based on a possibly stale read state. The default value is `true`. + +* `config.active_record.attribute_types_cached_by_default` sets the attribute types that `ActiveRecord::AttributeMethods` will cache by default on reads. The default is `[:datetime, :timestamp, :time, :date]`. + The MySQL adapter adds one additional configuration option: * `ActiveRecord::ConnectionAdapters::MysqlAdapter.emulate_booleans` controls whether Active Record will consider all `tinyint(1)` columns in a MySQL database to be booleans and is true by default.