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体验新版 GitCode,发现更多精彩内容 >>
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1930d229
编写于
9月 27, 2018
作者:
R
Ryuta Kamizono
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电子邮件补丁
差异文件
Avoid extra touch queries when counter cache is updated
Since counter cache handles touch option too.
上级
688c27c8
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
16 addition
and
6 deletion
+16
-6
activerecord/lib/active_record/associations/builder/belongs_to.rb
...cord/lib/active_record/associations/builder/belongs_to.rb
+8
-2
activerecord/test/cases/associations/belongs_to_associations_test.rb
...d/test/cases/associations/belongs_to_associations_test.rb
+8
-4
未找到文件。
activerecord/lib/active_record/associations/builder/belongs_to.rb
浏览文件 @
1930d229
...
...
@@ -81,12 +81,18 @@ def self.add_touch_callbacks(model, reflection)
BelongsTo
.
touch_record
(
record
,
record
.
send
(
changes_method
),
foreign_key
,
n
,
touch
,
belongs_to_touch_method
)
}}
unless
reflection
.
counter_cache_column
if
reflection
.
counter_cache_column
touch_callback
=
callback
.
(
:saved_changes
)
update_callback
=
lambda
{
|
record
|
instance_exec
(
record
,
&
touch_callback
)
unless
association
(
reflection
.
name
).
target_changed?
}
model
.
after_update
update_callback
,
if: :saved_changes?
else
model
.
after_create
callback
.
(
:saved_changes
),
if: :saved_changes?
model
.
after_update
callback
.
(
:saved_changes
),
if: :saved_changes?
model
.
after_destroy
callback
.
(
:changes_to_save
)
end
model
.
after_update
callback
.
(
:saved_changes
),
if: :saved_changes?
model
.
after_touch
callback
.
(
:changes_to_save
)
end
...
...
activerecord/test/cases/associations/belongs_to_associations_test.rb
浏览文件 @
1930d229
...
...
@@ -616,8 +616,10 @@ def test_belongs_to_touch_with_reassigning
debate
.
touch
(
time:
time
)
debate2
.
touch
(
time:
time
)
reply
.
parent_title
=
"debate"
reply
.
save!
assert_queries
(
3
)
do
reply
.
parent_title
=
"debate"
reply
.
save!
end
assert_operator
debate
.
reload
.
updated_at
,
:
>
,
time
assert_operator
debate2
.
reload
.
updated_at
,
:
>
,
time
...
...
@@ -625,8 +627,10 @@ def test_belongs_to_touch_with_reassigning
debate
.
touch
(
time:
time
)
debate2
.
touch
(
time:
time
)
reply
.
topic_with_primary_key
=
debate2
reply
.
save!
assert_queries
(
3
)
do
reply
.
topic_with_primary_key
=
debate2
reply
.
save!
end
assert_operator
debate
.
reload
.
updated_at
,
:
>
,
time
assert_operator
debate2
.
reload
.
updated_at
,
:
>
,
time
...
...
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