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authorMatthew Draper <matthew@trebex.net>2017-05-26 09:02:48 +0930
committerGitHub <noreply@github.com>2017-05-26 09:02:48 +0930
commit289cd3755a3483f5f6de3b6d9b509e513cb14c5a (patch)
tree321b0963991b5663b98dda3d558c539f5c948f73 /activerecord/lib/active_record/model_schema.rb
parente8391bab928bda5ec4555e2ddb61e9092c2203c0 (diff)
parentfb6ccce80663dad034d86c472024076a8348a12f (diff)
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Merge pull request #29215 from voxmedia/ar_optimizations
ActiveRecord initialization optimizations
Diffstat (limited to 'activerecord/lib/active_record/model_schema.rb')
-rw-r--r--activerecord/lib/active_record/model_schema.rb3
1 files changed, 2 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/model_schema.rb b/activerecord/lib/active_record/model_schema.rb
index 5095cdfe9f..013562708c 100644
--- a/activerecord/lib/active_record/model_schema.rb
+++ b/activerecord/lib/active_record/model_schema.rb
@@ -381,7 +381,7 @@ module ActiveRecord
# default values when instantiating the Active Record object for this table.
def column_defaults
load_schema
- _default_attributes.to_hash
+ @column_defaults ||= _default_attributes.to_hash
end
def _default_attributes # :nodoc:
@@ -484,6 +484,7 @@ module ActiveRecord
@attribute_types = nil
@content_columns = nil
@default_attributes = nil
+ @column_defaults = nil
@inheritance_column = nil unless defined?(@explicit_inheritance_column) && @explicit_inheritance_column
@attributes_builder = nil
@columns = nil